AM186ESLV-25KI/W Advanced Micro Devices, AM186ESLV-25KI/W Datasheet
AM186ESLV-25KI/W
Related parts for AM186ESLV-25KI/W
AM186ESLV-25KI/W Summary of contents
Page 1
... Am188ESLV microcontrollers) High performance — 20-, 25-, 33-, and 40-MHz operating frequencies — Supports zero-wait-state operation at 25 MHz with 100-ns static memory (Am186ESLV and Am188ESLV microcontrollers) and 40 MHz with 70-ns static memory (Am186ES and Am188ES microcontrollers) — 1-Mbyte memory address space — ...
Page 2
Am186ES MICROCONTROLLER BLOCK DIAGRAM INT2/INTA0** INT3/INTA1/IRQ CLKOUTA INT6–INT4** CLKOUTB X2 X1 Clock and V CC Power Interrupt GND Management Control Unit Unit Watchdog Timer (WDT) Control Control Registers Registers RES Control Refresh Registers Control ARDY Unit SRDY S2–S0 DT/R Bus ...
Page 3
Am188ES MICROCONTROLLER BLOCK DIAGRAM INT2/INTA0** INT3/INTA1/IRQ CLKOUTA INT6–INT4** CLKOUTB X2 X1 Clock and V CC Power Interrupt Management Control Unit GND Unit Watchdog Timer (WDT) Control Control Registers Registers RES Control Refresh Registers Control ARDY Unit SRDY S2–S0 DT/R Bus ...
Page 4
... Note: The industrial version of the Am186ES and VC\W or Am188ES microcontrollers, as well as the KC\W Am186ESLV and Am188ESLV, are available in 20 and 25 MHz operating frequencies only. KI\W The Am186ES, Am188ES, Am186ESLV, and Am188ESLV microcontrollers are all functionally the same except for their DC characteristics and KI\W available frequencies ...
Page 5
TABLE OF CONTENTS Distinctive Characteristics ............................................................................................................ 1 General Description ..................................................................................................................... 1 Am186ES Microcontroller Block Diagram..................................................................................... 2 Am188ES Microcontroller Block Diagram..................................................................................... 3 Ordering Information .................................................................................................................... 4 Related AMD Products ................................................................................................................ 8 Key Features and Benefits ........................................................................................................ 10 Comparing the ES to ...
Page 6
RTS0/RTR0/PIO20 ........................................................................................................ 35 RXD0/PIO23 .................................................................................................................. 35 RXD1/PIO28 .................................................................................................................. 35 S2–S0 ............................................................................................................................ 35 S6/LOCK/CLKDIV2/PIO29 ............................................................................................. 36 SRDY/PIO6 .................................................................................................................... 36 TMRIN0/PIO11 .............................................................................................................. 36 TMRIN1/PIO0 ................................................................................................................ 36 TMROUT0/PIO10 .......................................................................................................... 36 TMROUT1/PIO1 ............................................................................................................ 36 TXD0/PIO22 ................................................................................................................... 36 TXD1/PIO27 ................................................................................................................... 36 UCS/ONCE1 .................................................................................................................. 36 UZI/PIO26 ...
Page 7
... Table 6 Programming Am186ES Microcontroller Bus Width .............................................. 42 Table 7 Peripheral Control Block Register Map .................................................................. 43 Table 8 Am186ES Microcontroller Maximum DMA Transfer Rates .................................... 49 Table 9 Typical Power Consumption for the Am186ESLV and Am188ESLV...................... 54 Table 10 Thermal Characteristics ( C/Watt) ......................................................................... 55 Table 11 Typical Power Consumption Calculation ............................................................... 56 Table 12 Junction Temperature Calculation ......................................................................... 56 Table 13 Typical Ambient Temperatures for PQFP with a 2-Layer Board ...
Page 8
... Am186ES High-performance, 80C186-compatible, 16-bit embedded microcontroller Am188ES High-performance, 80C188-compatible, 16-bit embedded microcontroller with 8-bit external data bus Am186ESLV High-performance, 80C186-compatible, low-voltage, 16-bit embedded microcontroller Am188ESLV High-performance, 80C188-compatible, low-voltage, 16-bit embedded microcontroller with 8-bit external data bus Am186ER High-performance, 80C186-compatible, low-voltage, 16-bit embedded microcontroller with 32 Kbyte ...
Page 9
Related Documents ...
Page 10
KEY FEATURES AND BENEFITS The Am186ES and Am188ES microcontrollers extend the AMD family of microcontrollers based on the industry-standard x86 architecture. The Am186ES and Am188ES microcontrollers are higher-performance ...
Page 11
The RD output connects to the SRAM Output Enable (OE) pin for read operations. Write operations use the byte-write enables connected to the ...
Page 12
Full-duplex operation 7-bit, 8-bit, or 9-bit operation Even, odd parity One stop bit Long or short break character recognition Parity error, framing error, overrun error, and break character detection Configurable ...
Page 13
TQFP CONNECTION DIAGRAMS AND PINOUTS Am186ES Microcontroller Top Side View—100-Pin Thin Quad Flat Pack (TQFP) AD0 1 AD8 2 AD1 3 AD9 4 AD2 5 AD10 6 AD3 7 AD11 8 AD4 9 AD12 10 AD5 11 GND 12 AD13 ...
Page 14
TQFP PIN ASSIGNMENTS—Am186ES Microcontroller (Sorted by Pin Number) Pin No. Name Pin No. 1 AD0 2 AD8 3 AD1 4 AD9 5 AD2 6 AD10 7 AD3 8 AD11 9 AD4 10 AD12 11 AD5 12 GND 13 AD13 14 ...
Page 15
TQFP PIN DESIGNATIONS—Am186ES Microcontroller (Sorted by Pin Name) Pin Name No. Pin Name A0 63 AD5 A1 62 AD6 A2 60 AD7 A3 59 AD8 A4 58 AD9 A5 57 AD10 A6 56 AD11 A7 55 AD12 A8 54 AD13 ...
Page 16
CONNECTION DIAGRAM Am188ES Microcontroller Top Side View—100-Pin Thin Quad Flat Pack (TQFP) 1 AD0 AO8 2 AD1 3 AO9 4 AD2 5 AO10 6 AD3 7 AO11 8 AD4 9 AO12 10 AD5 11 GND 12 AO13 13 AD6 14 ...
Page 17
TQFP PIN DESIGNATIONS—Am188ES Microcontroller (Sorted by Pin Number) Pin No. Name Pin No. Name 1 AD0 26 2 AO8 27 3 AD1 28 4 AO9 29 5 AD2 30 6 AO10 31 7 AD3 32 8 AO11 33 9 AD4 ...
Page 18
TQFP PIN DESIGNATIONS—Am188ES Microcontroller (Sorted by Pin Name) Pin Name No. Pin Name A0 63 AD5 A1 62 AD6 A2 60 AD7 A3 59 ALE A4 58 AO8 A5 57 AO9 A6 56 AO10 A7 55 AO11 A8 54 AO12 ...
Page 19
PQFP CONNECTION DIAGRAMS AND PINOUTS Am186ES Microcontroller Top Side View—100-Pin Plastic Quad Flat Pack (PQFP) 1 RXD0 2 TXD0 RTS0/RTR0 3 4 BHE/ADEN ALE 8 ARDY GND 13 ...
Page 20
PQFP PIN DESIGNATIONS—Am186ES Microcontroller (Sorted by Pin Number) Pin No. Name Pin No. 1 RXD0/PIO23 26 2 TXD0/PIO22 27 RTS0/RTR0 PIO20 4 BHE/ADEN ALE 32 8 ARDY ...
Page 21
PQFP PIN DESIGNATIONS—Am186ES Microcontroller (Sorted by Pin Name) Pin Name No. Pin Name A0 40 AD5 A1 39 AD6 A2 37 AD7 A3 36 AD8 A4 35 AD9 A5 34 AD10 A6 33 AD11 A7 32 AD12 A8 31 AD13 ...
Page 22
CONNECTION DIAGRAM Am188ES Microcontroller Top Side View—100-Pin Plastic Quad Flat Pack (PQFP) 1 RXD0 2 TXD0 RTS0/RTR0 3 RFSH2/ADEN ALE 8 ARDY GND ...
Page 23
PQFP PIN DESIGNATIONS—Am188ES Microcontroller (Sorted by Pin Number) Pin No. Name Pin No. 1 RXD0/PIO23 26 2 TXD0/PIO22 27 RTS0/RTR0 PIO20 4 RFSH2/ADEN ALE 32 8 ARDY ...
Page 24
PQFP PIN DESIGNATIONS—Am188ES Microcontroller (Sorted by Pin Name) Pin Name No. Pin Name A0 40 AD5 A1 39 AD6 A2 37 AD7 A3 36 ALE A4 35 AO8 A5 34 AO9 A6 33 AO10 A7 32 AO11 A8 31 AO12 ...
Page 25
LOGIC SYMBOL—Am186ES MICROCONTROLLER X1 X2 Clocks CLKOUTA CLKOUTB * 20 A19–A0 Address and 16 AD15–AD0 Address/Data Buses * S6/LOCK/CLKDIV2 * UZI ALE 3 S2–S0 HOLD HLDA RD WR Bus Control * DT/R * DEN/DS ARDY * SRDY BHE/ADEN WHB WLB ...
Page 26
LOGIC SYMBOL—Am188ES MICROCONTROLLER Clocks * 20 8 Address and Address/Data Buses Bus Control * * * * * Timer Control * * 32 Programmable shared ** I/O Control Notes: * These signals are the normal function ...
Page 27
PIN DESCRIPTIONS Pins That Are Used by Emulators The following pins are used by emulators: A19–A0, AO15–AO8, AD7–AD0, ALE, BHE/ADEN (on the 186), CLKOUTA, RFSH2/ADEN (on the 188), RD, S2–S0, S6/LOCK/CLKDIV2, and UZI. Emulators require S6/LOCK/CLKDIV2 and UZI to be ...
Page 28
CLKOUTA and is active High. To guarantee the number of wait states inserted, ARDY or SRDY must be synchronized to CLKOUTA. If the falling edge of ARDY is not synchronized to CLKOUTA as specified, an additional ...
Page 29
DEN/DS/PIO5 Data Enable (output, three-state, synchronous) Data Strobe (output, three-state, synchronous) DEN—This pin supplies an output enable to an external data-bus transceiver. DEN is asserted during memory, I/O, and interrupt acknowledge cycles. DEN is deasserted when DT/R changes state. DEN ...
Page 30
INT0 Maskable Interrupt Request 0 (input, asynchronous) This pin indicates to the microcontroller that an interrupt request has occurred. If the INT0 pin is not masked, the microcontroller transfers program execution to the location specified by the INT0 vector in ...
Page 31
INT4/PIO30 Maskable Interrupt Request 4 (input, asynchronous) This pin indicates to the microcontroller that an interrupt request has occurred. If the INT4 pin is not masked, the microcontroller then transfers program execution to the location specified by the INT4 vector ...
Page 32
This signal functions like the RFSH signal in the Am186EM and Am188EM microcontrollers except that the DRAM row address is ...
Page 33
Unlike the UCS and LCS chip selects, the PCS outputs assert with the multiplexed AD address bus. Note also that each peripheral chip select asserts over a 256- byte address range, which is twice the address range covered by peripheral ...
Page 34
Table 2. Numeric PIO Pin Designations PIO No Associated Pin Power-On Reset Status 0 TMRIN1 Input with pullup 1 TMROUT1 Input with pulldown 2 PCS6/A2 Input with pullup 3 PCS5/A1 Input with pullup 4 DT/R Normal operation 5 DEN/DS Normal ...
Page 35
RD Read Strobe (output, synchronous, three-state) RD—This pin indicates to the system that the microcontroller is performing a memory or I/O read cycle guaranteed to not be asserted before the address and data bus is floated during the ...
Page 36
S6/LOCK/CLKDIV2/PIO29 Bus Cycle Status Bit 6 (output, synchronous) Bus Lock (output, synchronous) Clock Divide by 2 (input, internal pullup) S6—During the second and remaining periods of a cycle ( and t ), this pin is asserted High ...
Page 37
ONCE mode, ONCE1 has a weak internal pullup resistor that is ac- tive only during a reset. This pin is not three-stated dur- ing a bus hold condition. UZI/PIO26 Upper Zero Indicate (output, synchronous) This ...
Page 38
FUNCTIONAL DESCRIPTION The Am186ES and Am188ES microcontrollers are based on the architecture of the original Am186 and Am188 microcontrollers—the 80C186 and 80C188 mi- crocontrollers. The Am186ES and Am188ES micro- controllers function in the enhanced mode of earlier generations of Am186 ...
Page 39
BUS OPERATION The industry-standard 80C186 and 80C188 microcon- trollers use a multiplexed address and data (AD) bus. The address is present on the AD bus only during the t1 clock phase. The Am186ES and Am188ES micro- controllers continue to provide ...
Page 40
CLKOUTA A19–A0 AD15–AD0 (Read) AD15–AD0 (Write) LCS, UCS MCSx, PCSx Figure 5. Am186ES Microcontroller—Read and Write with Address Bus Disable In Effect CLKOUTA A19–A0 AD7–AD0 (Read) AO15–AO8 (Read or Write) AD7–AD0 (Write) LCS or UCS MCSx, PCSx Figure 6. Am188ES ...
Page 41
CLKOUTA A19–A0 AD7–AD0 (Read) AO15–AO8 AD7–AD0 (Write) LCS, UCS MCSx, PCSx Figure 7. Am188ES Microcontroller—Read and Write with Address Bus Disable In Effect BUS INTERFACE UNIT The bus interface unit controls all accesses to external peripherals and memory devices. External ...
Page 42
Table 6. Programming Am186ES Microcontroller Bus Width AUXCON Bus Space Field Value Width UCS – – 16 bits LCS LSIZ 0 16 bits 1 8 bits I/O IOSIZ 0 16 bits 1 8 bits Other MSIZ 0 16 bits 1 ...
Page 43
Table 7. Peripheral Control Block Register Map Register Name Processor Control Registers: Peripheral control block relocation register Reset configuration register 1 Processor release level register 2 Auxiliary configuration register 1 System configuration register 2 Watchdog timer control register 1 Enable ...
Page 44
CLOCK AND POWER MANAGEMENT The clock and power management unit of the Am186ES and Am188ES microcontrollers includes a phase-locked loop (PLL) and a second programmable system clock output (CLKOUTB). Phase-Locked Loop (PLL traditional 80C186/188 microcontroller design, the crystal ...
Page 45
External Source Clock Alternately, the internal oscillator can be driven from an external clock source. This source should be con- nected to the input of the inverting amplifier (X1), with the output (X2) not connected. System Clocks The base system ...
Page 46
CHIP-SELECT UNIT The Am186ES and Am188ES microcontrollers contain logic that provides programmable chip-select genera- tion for both memories and peripherals. The logic can be programmed to provide ready and wait-state gener- ation and latched address bits A1 and A2. The ...
Page 47
This behavior may occur even in a system in which ready is always asserted (ARDY or SRDY tied High). Configuring PCS in I/O space with LCS or any other chip select configured for memory address 0 ...
Page 48
INTERRUPT CONTROL UNIT The Am186ES and Am188ES microcontrollers can re- ceive interrupt requests from a variety of sources, both internal and external. The internal interrupt controller arranges these requests by priority and presents them one at a time to the ...
Page 49
Watchdog Timer The Am186ES and Am188ES microcontrollers provide a true watchdog timer function. The Watchdog Timer (WDT) can be used to regain control of the system when software fails to respond as expected. The WDT is active after reset. It ...
Page 50
Adder/Subtractor 20 Transfer Counter Ch. 1 Destination Address Ch. 1 Source Address Ch. 1 Transfer Counter Ch. 0 Destination Address Ch. 0 Source Address Ch DMA Channel Control Registers Each DMA control register determines the mode of ...
Page 51
PULSE WIDTH DEMODULATION For many applications, such as bar-code reading necessary to measure the width of a signal in both its High and Low phases. The Am186ES and Am188ES microcontrollers provide a pulse-width demodulation (PWD) option to fulfill ...
Page 52
PROGRAMMABLE I/O (PIO) PINS There are 32 pins on the Am186ES and Am188ES mi- crocontrollers that are available as user-programmable I/O signals. Table 2 on page 34 and Table 3 on page 34 list the PIO pins. Each of these ...
Page 53
... Current is measured with the device in RESET with X1 and X2 driven and all other non-power pins open but held High or Low. c Testing is performed with the pins floating, either during HOLD or by invoking the ONCE mode. d Power supply current for the Am186ESLV and Am188ESLV microcontrollers, which are available in 20 and 25 MHz operating frequencies only. Am186/188ES and Am186/188ESLV Microcontrollers the functionality of the device is guaranteed ...
Page 54
... Test Conditions @ 1 MHz @ 1 MHz Table 9 shows the variables that are used to calculate the typical power consumption value for each version of the Am186ESLV and Am188ESLV microcontrollers. has been CC Table 9. Typical Power Consumption Calculation for the Am186ESLV and Am188ESLV MHz I ...
Page 55
THERMAL CHARACTERISTICS TQFP Package The Am186ES and Am188ES microcontrollers are specified for operation with case temperature ranges from +100 C for a commercial device. Case temperature is measured at the top center of the pack age as ...
Page 56
Typical Ambient Temperatures The typical ambient temperature specifications are based on the following assumptions and calculations: The commercial operating range of the Am186ES and Am188ES microcontrollers is a case temperature 100 degrees Centigrade measured at ...
Page 57
Table 13 shows typical maximum ambient temperatures in degrees Centigrade for a PQFP package used layer board. The typical ambient temperatures are based on a 100-degree Centigrade maximum case temperature. Figure 15 graphically illustrates the typical temperatures ...
Page 58
Table 14 shows typical maximum ambient temperatures in degrees Centigrade for a TQFP package used layer board. The typical ambient temperatures are based on a 100-degree Centigrade maximum case temperature. Figure 16 graphically illustrates the typical temperatures ...
Page 59
Table 15 shows typical maximum ambient temperatures in degrees Centigrade for a PQFP package used layer to 6-layer board. The typical ambient temperatures are based on a 100-degree Centigrade maximum case temperature. Figure 17 graphically illustrates the ...
Page 60
Table 16 shows typical maximum ambient temperatures in degrees Centigrade for a TQFP package used layer to 6-layer board. The typical ambient temperatures are based on a 100-degree Centigrade maximum case temperature. Figure 18 graphically illustrates the ...
Page 61
COMMERCIAL SWITCHING CHARACTERISTICS AND WAVEFORMS In the switching waveforms that follow, several abbreviations are used to indicate the specific periods of a bus cycle. These periods are referred to as time states. A typical bus cycle is composed of four ...
Page 62
Alphabetical Key to Switching Parameter Symbols Parameter Symbol No ARYCH t 51 ARYCHL t 95 ARYHDSH t 89 ARYHDV t 52 ARYLCL t 96 ARYLDSH t 87 AVBL t 14 AVCH t 12 AVLL t 66 AVRL t ...
Page 63
Alphabetical Key to Switching Parameter Symbols (continued) Parameter Symbol No CLCSV t 30 CLDOX t 7 CLDV t 2 CLDX t 62 CLHAV t 82 CLRF t 27 CLRH t 25 CLRL t 4 CLSH t 48 CLSRY ...
Page 64
Alphabetical Key to Switching Parameter Symbols (continued) Parameter Symbol No RLRH t 47 SRYCL t 35 WHDEX t 34 WHDX t 33 WHLH t 32 WLWH Note: The following parameters are not defined or used as this time: ...
Page 65
Numerical Key to Switching Parameter Symbols No. Parameter Symbol 1 t DVCL 2 t CLDX 3 t CHSV 4 t CLSH 5 t CLAV 6 t CLAX 7 t CLDV 8 t CHDX 9 t CHLH 10 t LHLL 11 ...
Page 66
Numerical Key to Switching Parameter Symbols (continued) No. Parameter Symbol 43 t CLCH 44 t CHCL 45 t CH1CH2 46 t CL2CL1 47 t SRYCL 48 t CLSRY 49 t ARYCH 50 t CLARX 51 t ARYCHL 52 t ARYLCL ...
Page 67
Numerical Key to Switching Parameter Symbols (continued) No. Parameter Symbol 94 t RHDZ 95 t ARYHDSH 96 t ARYLDSH 97 t DVDSL 98 t DSHDIW Note: The following parameters are not defined or used as this time: 56, 60, 71–78. ...
Page 68
SWITCHING CHARACTERISTICS over Commercial operating ranges Read Cycle (20 MHz and 25 MHz) Parameter No. Symbol Description General Timing Requirements 1 t Data in Setup DVCL ( Data in Hold CLDX General Timing Responses 3 t Status Active ...
Page 69
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges Read Cycle (33 MHz and 40 MHz) Parameter No. Symbol Description General Timing Requirements 1 t Data in Setup DVCL ( Data in Hold CLDX General Timing Responses 3 t Status Active ...
Page 70
Read Cycle Waveforms CLKOUTA A19–A0 68 S6/LOCK S6 AD15–AD0*, AD7–AD0** AO15–AO8 ALE RD 5 BHE* 67 LCS, UCS 16 MCS1–MCS0, PCS6–PCS5, PCS3–PCS0 DEN DT/R *** 22 S2–S0 3 UZI Notes: * Am186ES microcontroller only ** Am188ES ...
Page 71
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges Write Cycle (20 MHz and 25 MHz) Parameter No. Symbol Description General Timing Responses 3 t Status Active Delay CHSV 4 t Status Inactive Delay CLSH Address Valid Delay and BHE ...
Page 72
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges Write Cycle (33 MHz and 40 MHz) Parameter No. Symbol Description General Timing Responses 3 t Status Active Delay CHSV 4 t Status Inactive Delay CLSH Address Valid Delay and BHE ...
Page 73
Write Cycle Waveforms CLKOUTA A19–A0 68 S6/LOCK S6 AD15–AD0*, AD7–AD0** AO15–AO8 ALE WR WHB*, WLB* WB** BHE* 67 LCS, UCS MCS3–MCS0, PCS6–PCS5, PCS3–PCS0 DEN DS DT/R *** 22 S2–S0 3 UZI Notes: * Am186ES microcontroller only ** Am188ES ...
Page 74
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges PSRAM Read Cycle (20 MHz and 25 MHz) Parameter No. Symbol Description General Timing Requirements 1 t Data in Setup DVCL ( Data in Hold CLDX General Timing Responses ...
Page 75
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges PSRAM Read Cycle (33 MHz and 40 MHz) Parameter No. Symbol Description General Timing Requirements 1 t Data in Setup DVCL ( Data in Hold CLDX General Timing Responses ...
Page 76
PSRAM Read Cycle Waveforms CLKOUTA A19– S6/LOCK AD15–AD0*, AD7–AD0** AO15–AO8 ALE RD 27 LCS 80 84 Notes: * Am186ES microcontroller only ** Am188ES microcontroller only 76 Am186/188ES and Am186/188ESLV Microcontrollers ...
Page 77
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges PSRAM Write Cycle (20 MHz and 25 MHz) Parameter No. Symbol Description General Timing Responses Address Valid Delay and BHE CLAV 7 t Data Valid Delay CLDV 8 t Status Hold ...
Page 78
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges PSRAM Write Cycle (33 MHz and 40 MHz) Parameter No. Symbol Description General Timing Responses Address Valid Delay and BHE CLAV 7 t Data Valid Delay CLDV 8 t Status Hold ...
Page 79
PSRAM Write Cycle Waveforms CLKOUTA A19– S6/LOCK AD15–AD0*, AD7–AD0** AO15–AO8 ALE WHB*, WLB* 87 WB** LCS 80 84 Notes: * Am186ES microcontroller only ** Am188ES microcontroller only Am186/188ES and Am186/188ESLV Microcontrollers P R ...
Page 80
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges PSRAM Refresh Cycle (20 MHz and 25 MHz) Parameter No. Symbol Description General Timing Responses 9 t ALE Active Delay CHLH 10 t ALE Width LHLL 11 t ALE Inactive Delay CHLL Read/Write Cycle ...
Page 81
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges PSRAM Refresh Cycle (33 MHz and 40 MHz) Parameter No. Symbol Description General Timing Responses 9 t ALE Active Delay CHLH 10 t ALE Width LHLL 11 t ALE Inactive Delay CHLL Read/Write Cycle ...
Page 82
PSRAM Refresh Cycle Waveforms CLKOUTA A19–A0 9 ALE LCS RFSH Notes: * The period t is fixed at 3 wait states for PSRAM auto refresh only Am186/188ES and Am186/188ESLV Microcontrollers ...
Page 83
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges Interrupt Acknowledge Cycle (20 MHz and 25 MHz) Parameter No. Symbol Description General Timing Requirements 1 t Data in Setup DVCL 2 t Data in Hold CLDX General Timing Responses 3 t Status Active ...
Page 84
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges Interrupt Acknowledge Cycle (33 MHz and 40 MHz) Parameter No. Symbol Description General Timing Requirements 1 t Data in Setup DVCL 2 t Data in Hold CLDX General Timing Responses 3 t Status Active ...
Page 85
Interrupt Acknowledge Cycle Waveforms CLKOUTA 68 A19–A0 S6 S6/LOCK AD15–AD0*, AD7–AD0** AO15–AO8** 9 ALE BHE* INTA1–INTA0 DEN 22 DT/R S2–S0 Notes: * Am186ES microcontroller only ** Am188ES microcontroller only a The status bits become inactive in the state preceding t ...
Page 86
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges Software Halt Cycle (20 MHz and 25 MHz) Parameter No. Symbol Description General Timing Responses 3 t Status Active Delay CHSV 4 t Status Inactive Delay CLSH Address Invalid Delay and ...
Page 87
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges Software Halt Cycle (33 MHz and 40 MHz) Parameter No. Symbol Description General Timing Responses 3 t Status Active Delay CHSV 4 t Status Inactive Delay CLSH Address Invalid Delay and ...
Page 88
Software Halt Cycle Waveforms CLKOUTA 68 A19–A0 5 S6, AD15–AD0*, AD7–AD0**, AO15–AO8** ALE 9 DEN 19 DT/R S2–S0 3 Notes: * Am186ES microcontroller only ** Am188ES microcontroller only 88 Am186/188ES and Am186/188ESLV Microcontrollers ...
Page 89
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges Clock (20 MHz and 25 MHz) Parameter No. Symbol Description CLKIN Requirements ( Period CKIN Low Time (1.5 V) CLCK High Time (1.5 V) CHCK ...
Page 90
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges Clock (33 MHz and 40 MHz) Parameter No. Symbol Description CLKIN Requirements ( Period CKIN Low Time (1.5 V) CLCK High Time (1.5 V) CHCK ...
Page 91
Clock Waveforms—Active Mode CLKOUTA (Active, F=000) CLKOUTB Clock Waveforms—Power-Save Mode X2 X1 CLKOUTA (Power-Save, F=010) CLKOUTB (Like X1, CBF=1) CLKOUTB (Like CLKOUTA, CBF=0) Am186/188ES and Am186/188ESLV Microcontrollers ...
Page 92
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges Ready and Peripheral (20 MHz and 25 MHz) Parameter No. Symbol Description Ready and Peripheral Timing Requirements 47 t SRDY Transition Setup Time SRYCL 48 t SRDY Transition Hold Time CLSRY 49 t ARDY ...
Page 93
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges Ready and Peripheral (33 MHz and 40 MHz) Parameter No. Symbol Description Ready and Peripheral Timing Requirements 47 t SRDY Transition Setup Time SRYCL 48 t SRDY Transition Hold Time CLSRY 49 t ARDY ...
Page 94
Asynchronous Ready Waveforms Case 1 Case 2 Case 3 Case 4 CLKOUTA ARDY (Normally Not- Ready System) ARDY (Normally Ready System) Peripheral Waveforms CLKOUTA INT4–INT0, NMI, TMRIN1–TMRIN0 DRQ1–DRQ0 TMROUT1– TMROUT0 94 Am186/188ES and Am186/188ESLV Microcontrollers ...
Page 95
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges Reset and Bus Hold (20 MHz and 25 MHz) Parameter No. Symbol Description Reset and Bus Hold Timing Requirements Address Valid Delay and BHE CLAV Address Float Delay ...
Page 96
Reset Waveforms X1 RES CLKOUTA Signals Related to Reset Waveforms RES CLKOUTA BHE/ADEN, RFSH2/ADEN, S6/CLKDIV2, and UZI AD15–AD0 (186) AO15–AO8, AD7–AD0 (188) 96 Am186/188ES and Am186/188ESLV Microcontrollers three-state ...
Page 97
Bus Hold Waveforms—Entering CLKOUTA 58 HOLD HLDA AD15–AD0, DEN A19–A0, S6, RD, WR, BHE, DT/R, S2–S0 WHB, WLB Bus Hold Waveforms—Leaving Case 1 Case 2 CLKOUTA HOLD HLDA AD15–AD0, DEN A19–A0, S6, RD, WR, BHE, DT/R, S2–S0 WHB, WLB Am186/188ES ...
Page 98
TQFP PHYSICAL DIMENSIONS PQL 100, Trimmed and Formed Thin Quad Flat Pack Pin 100 Pin 1 ID 12.00 – – A Ref Pin 25 See Detail X 1.35 1.45 1.00 Ref Notes: 1. All measurements are in millimeters, unless otherwise ...
Page 99
PQL 100 (continued) 0 Min 0.13 1.60 R 0.20 Max Gage 0.25 Plane 0.45 0.75 0.20 Notes: 1. All measurements are in millimeters, unless otherwise noted. 2. Not to scale; for reference only. Am186/188ES and Am186/188ESLV Microcontrollers ...
Page 100
PQFP PHYSICAL DIMENSIONS PQR 100, Trimmed and Formed Plastic Quad Flat Pack Pin 100 Pin 1 I.D. –A– Pin 30 See Detail X 2.70 2.90 0.25 Min Notes: 1. All measurements are in millimeters, unless otherwise noted. 2. Not to ...
Page 101
... AMD, the AMD logo, and combinations thereof are trademarks of Advanced Micro Devices, Inc. Am386 and Am486 are registered trademarks of Advanced Micro Devices, Inc. Am186, Am188, E86, K86, Élan, and AMD Facts-on-Demand are trademarks of Advanced Micro Devices, Inc. FusionE86 is a service mark of Advanced Micro Devices, Inc. ...
Page 102
Am186/188ES and Am186/188ESLV Microcontrollers ...