ADUC7128BCPZ126 Analog Devices Inc, ADUC7128BCPZ126 Datasheet - Page 2

• Manufacturer Part Number: ADUC7128BCPZ126
• Description: IC DAS MCU ARM7 ADC/DDS 64-LFCSP
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC7xxxr

Specifications of ADUC7128BCPZ126

• Core Size: 16/32-Bit
• Program Memory Size: 126KB (126K x 8)
• Core Processor: ARM7
• Speed: 41.78MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: PLA, POR, PWM, PSM, Temp Sensor, WDT
• Number Of I /o: 28
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 10x12b; D/A 1x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 64-LFCSP
• Controller Family/series: (ARM7) ADUC
• No. Of I/o's: 40
• Ram Memory Size: 8KB
• Cpu Speed: 41.78MHz
• No. Of Timers: 5
• No. Of Pwm Channels: 6
• Package: 64LFCSP EP
• Device Core: ARM7TDMI
• Family Name: ADuC7xxx
• Maximum Speed: 41.78 MHz
• Operating Supply Voltage: 3.3 V
• Data Bus Width: 16|32 Bit
• Number Of Programmable I/os: 40
• Interface Type: I2C/SPI/UART
• On-chip Adc: 14-chx12-bit
• Number Of Timers: 5
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-ADUC7128QSPZ - KIT DEV FOR ADUC7128
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

ADuC7128/ADuC7129
TABLE OF CONTENTS
Features .............................................................................................. 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
General Description ......................................................................... 3
Specifications..................................................................................... 4
Absolute Maximum Ratings.......................................................... 15
Pin Configuration and Function Descriptions........................... 16
Typical Performance Characteristics ........................................... 21
Terminology .................................................................................... 24
Overview of the ARM7TDMI Core............................................. 25
Memory Organization ................................................................... 27
ADC Circuit Overview .................................................................. 32
Nonvolatile Flash/EE Memory ..................................................... 39
REVISION HISTORY
4/07—Revision 0: Initial Version
Timing Specifications .................................................................. 8
ESD Caution................................................................................ 15
ADC Specifications .................................................................... 24
DAC Specifications..................................................................... 24
Thumb Mode (T)........................................................................ 25
Long Multiply (M)...................................................................... 25
EmbeddedICE (I) ....................................................................... 25
Exceptions ................................................................................... 25
ARM Registers ............................................................................ 25
Interrupt Latency........................................................................ 26
Flash/EE Memory....................................................................... 27
SRAM ........................................................................................... 27
Memory Mapped Registers ....................................................... 27
Complete MMR Listing............................................................. 28
ADC Transfer Function............................................................. 32
Typical Operation....................................................................... 33
Converter Operation.................................................................. 36
Driving the Analog Inputs ........................................................ 37
Temperature Sensor ................................................................... 37
Band Gap Reference................................................................... 38
Flash/EE Memory Overview..................................................... 39
Flash/EE Memory....................................................................... 39
Flash/EE Memory Security ....................................................... 40
Flash/EE Control Interface........................................................ 40
Rev. 0 | Page 2 of 92
Other Analog Peripherals.............................................................. 45
Digital Peripherals.......................................................................... 51
Processor Reference Peripherals................................................... 72
Hardware Design Considerations ................................................ 87
Development Tools......................................................................... 90
Outline Dimensions ....................................................................... 91
Execution Time from SRAM and FLASH/EE........................ 43
Reset and Remap ........................................................................ 44
DAC.............................................................................................. 45
DDS .............................................................................................. 46
Power Supply Monitor ............................................................... 47
Comparator ................................................................................. 47
Oscillator and PLL—Power Control........................................ 49
PWM General Overview........................................................... 51
PWM Convert Start Control .................................................... 52
General-Purpose I/O ................................................................. 55
Serial Port Mux........................................................................... 57
UART Serial Interface................................................................ 57
Serial Peripheral Interface......................................................... 63
I
I
Programmable Logic Array (PLA)........................................... 69
Interrupt System ......................................................................... 72
Timers .......................................................................................... 73
Timer0—Lifetime Timer........................................................... 73
Timer1—General-Purpose Timer ........................................... 75
Timer2—Wake-Up Timer......................................................... 77
Timer3—Watchdog Timer........................................................ 79
Timer4—General-Purpose Timer ........................................... 81
External Memory Interfacing ................................................... 83
Timing Diagrams ....................................................................... 84
Power Supplies ............................................................................ 87
Grounding and Board Layout Recommendations................. 87
Clock Oscillator.......................................................................... 88
Power-On Reset Operation....................................................... 89
In-Circuit Serial Downloader................................................... 90
Ordering Guide .......................................................................... 92
2
2
C-Compatible Interfaces......................................................... 65
C Registers ................................................................................ 65