IC 8051 MCU 64K FLASH 64TQFP

C8051F021-GQ

Manufacturer Part NumberC8051F021-GQ
DescriptionIC 8051 MCU 64K FLASH 64TQFP
ManufacturerSilicon Laboratories Inc
SeriesC8051F02x
C8051F021-GQ datasheets
 


Specifications of C8051F021-GQ

Program Memory TypeFLASHProgram Memory Size64KB (64K x 8)
Package / Case64-TQFP, 64-VQFPCore Processor8051
Core Size8-BitSpeed25MHz
ConnectivityEBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USARTPeripheralsBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o32Ram Size4.25K x 8
Voltage - Supply (vcc/vdd)2.7 V ~ 3.6 VData ConvertersA/D 8x8b, 8x12b; D/A 2x12b
Oscillator TypeInternalOperating Temperature-40°C ~ 85°C
Processor SeriesC8051F0xCore8051
Data Bus Width8 bitData Ram Size4.25 KB
Interface TypeI2C/SMBus/SPI/UARTMaximum Clock Frequency25 MHz
Number Of Programmable I/os32Number Of Timers4
Operating Supply Voltage2.7 V to 3.6 VMaximum Operating Temperature+ 85 C
Mounting StyleSMD/SMT3rd Party Development ToolsPK51, CA51, A51, ULINK2
Development Tools By SupplierC8051F020DKMinimum Operating Temperature- 40 C
On-chip Adc8-ch x 8-bit or 8-ch x 12-bitOn-chip Dac2-ch x 12-bit
No. Of I/o's32Ram Memory Size4352Byte
Cpu Speed25MHzNo. Of Timers5
No. Of Pwm Channels5Rohs CompliantYes
Data Rom Size64 KBA/d Bit Size12 bit
A/d Channels Available8Height1.05 mm
Length10 mmSupply Voltage (max)3.6 V
Supply Voltage (min)2.7 VWidth10 mm
Lead Free Status / RoHS StatusLead free / RoHS CompliantFor Use With336-1200 - DEV KIT FOR F020/F021/F022/F023
Eeprom Size-Other names336-1201
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Figure 9.1. Voltage Reference Functional Block Diagram....................................................91
Figure 9.2. REF0CN: Reference Control Register ................................................................92
Table 9.1.
Voltage Reference Electrical Characteristics ......................................................92
10. VOLTAGE REFERENCE (C8051F021/3)..........................................................................93
Figure 10.1. Voltage Reference Functional Block Diagram ...................................................93
Figure 10.2. REF0CN: Reference Control Register ................................................................94
Table 10.1. Voltage Reference Electrical Characteristics ......................................................94
11. COMPARATORS..................................................................................................................95
Figure 11.1. Comparator Functional Block Diagram ..............................................................95
Figure 11.2. Comparator Hysteresis Plot.................................................................................96
Figure 11.3. CPT0CN: Comparator0 Control Register ...........................................................97
Figure 11.4. CPT1CN: Comparator1 Control Register ...........................................................98
Table 11.1. Comparator Electrical Characteristics.................................................................99
12. CIP-51 MICROCONTROLLER........................................................................................101
Figure 12.1. CIP-51 Block Diagram ......................................................................................101
Table 12.1. CIP-51 Instruction Set Summary.......................................................................103
Figure 12.2. Memory Map .....................................................................................................107
Table 12.2. Special Function Register (SFR) Memory Map................................................109
Table 12.3. Special Function Registers ................................................................................109
Figure 12.3. SP: Stack Pointer ...............................................................................................113
Figure 12.4. DPL: Data Pointer Low Byte ............................................................................113
Figure 12.5. DPH: Data Pointer High Byte ...........................................................................113
Figure 12.6. PSW: Program Status Word ..............................................................................114
Figure 12.7. ACC: Accumulator............................................................................................115
Figure 12.8. B: B Register .....................................................................................................115
Table 12.4. Interrupt Summary.............................................................................................117
Figure 12.9. IE: Interrupt Enable ...........................................................................................119
Figure 12.10. IP: Interrupt Priority ........................................................................................120
Figure 12.11. EIE1: Extended Interrupt Enable 1 .................................................................121
Figure 12.12. EIE2: Extended Interrupt Enable 2 .................................................................122
Figure 12.13. EIP1: Extended Interrupt Priority 1.................................................................123
Figure 12.14. EIP2: Extended Interrupt Priority 2.................................................................124
Figure 12.15. PCON: Power Control.....................................................................................126
13. RESET SOURCES ..............................................................................................................127
Figure 13.1. Reset Sources ....................................................................................................127
Figure 13.2. Reset Timing .....................................................................................................128
Figure 13.3. WDTCN: Watchdog Timer Control Register ...................................................131
Figure 13.4. RSTSRC: Reset Source Register.......................................................................132
Table 13.1. Reset Electrical Characteristics .........................................................................133
14. OSCILLATORS...................................................................................................................135
Figure 14.1. Oscillator Diagram ............................................................................................135
Figure 14.2. OSCICN: Internal Oscillator Control Register .................................................136
Table 14.1. Internal Oscillator Electrical Characteristics.....................................................136
Figure 14.3. OSCXCN: External Oscillator Control Register...............................................137
15. FLASH MEMORY ..............................................................................................................139
C8051F020/1/2/3
Rev. 1.4
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