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8051F023 Datasheet Preview

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C8051F020/1/2/3
8K ISP FLASH MCU Family
ANALOG PERIPHERALS
- SAR ADC
12-Bit (C8051F020/1)
10-Bit (C8051F022/3)
± 1 LSB INL
Programmable Throughput up to 100 ksps
Up to 8 External Inputs; Programmable as Single-Ended or
Differential
Programmable Amplifier Gain: 16, 8, 4, 2, 1, 0.5
Data-Dependent Windowed Interrupt Generator
Built-in Temperature Sensor (± 3°C)
- 8-bit ADC
Programmable Throughput up to 500 ksps
8 External Inputs
Programmable Amplifier Gain: 4, 2, 1, 0.5
- Two 12-bit DACs
Can Synchronize Outputs to Timers for Jitter-Free Wave-
form Generation
- Two Analog Comparators
- Voltage Reference
- Precision VDD Monitor/Brown-Out Detector
ON-CHIP JTAG DEBUG & BOUNDARY SCAN
- On-Chip Debug Circuitry Facilitates Full- Speed, Non-
Intrusive In-Circuit/In-System Debugging
- Provides Breakpoints, Single-Stepping, Watchpoints,
Stack Monitor; Inspect/Modify Memory and Registers
- Superior Performance to Emulation Systems Using ICE-
Chips, Target Pods, and Sockets
- IEEE1149.1 Compliant Boundary Scan
- Low-Cost, Complete Development Kit
HIGH SPEED 8051 µC CORE
- Pipelined Instruction Architecture; Executes 70% of
Instruction Set in 1 or 2 System Clocks
- Up to 25 MIPS Throughput with 25 MHz Clock
- 22 Vectored Interrupt Sources
MEMORY
- 4352 Bytes Internal Data RAM (4k + 256)
- 64k Bytes FLASH; In-System programmable in 512-byte
Sectors
- External 64k Byte Data Memory Interface (programma-
ble multiplexed or non-multiplexed modes)
DIGITAL PERIPHERALS
- 8 Byte-Wide Port I/O (C8051F020/2); 5V tolerant
- 4 Byte-Wide Port I/O (C8051F021/3); 5V tolerant
- Hardware SMBus™ (I2C™ Compatible), SPI™, and
Two UART Serial Ports Available Concurrently
- Programmable 16-bit Counter/Timer Array with
5 Capture/Compare Modules
- 5 General Purpose 16-bit Counter/Timers
- Dedicated Watch-Dog Timer; Bi-directional Reset Pin
CLOCK SOURCES
- Internal Programmable Oscillator: 2-to-16 MHz
- External Oscillator: Crystal, RC, C, or Clock
- Real-Time Clock Mode using Timer 3 or PCA
SUPPLY VOLTAGE .......................... 2.7V TO 3.6V
- Typical Operating Current: 10 mA @ 20 MHz
- Multiple Power Saving Sleep and Shutdown Modes
100-Pin TQFP and 64-Pin TQFP Packages Available
Temperature Range: -40°C to +85°C
ANALOG PERIPHERALS
TEMP
SENSOR
PGA
VREF
10/12-bit
100ksps
ADC
12-Bit
DAC
12-Bit
DAC
8-bit
PGA 500ksps
ADC
++
--
VOLTAGE
COMPARATORS
DIGITAL I/O
UART0
UART1
SMBus
SPI Bus
Port 0
Port 1
Port 2
PCA
Timer 0
Timer 1
Timer 2
Timer 3
Timer 4
Port 3
Port 4
Port 5
Port 6
Port 7
64 pin 100 pin
HIGH-SPEED CONTROLLER CORE
8051 CPU
(25MIPS)
22
INTERRUPTS
64KB
ISP FLASH
DEBUG
CIRCUITRY
4352 B
SRAM
JTAG
CLOCK
SANITY
CIRCUIT CONTROL
Preliminary Rev. 1.4 12/03
Copyright © 2003 by Silicon Laboratories
C8051F020/1/2/3-DS14
This information applies to a product under development. Its characteristics and specifications are subject to change without notice.




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C8051F020/1/2/3
Notes
2 Rev. 1.4




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C8051F020/1/2/3
TABLE OF CONTENTS
1. SYSTEM OVERVIEW .........................................................................................................17
1.1. CIP-51™ Microcontroller Core ......................................................................................22
1.1.1. Fully 8051 Compatible ..........................................................................................22
1.1.2. Improved Throughput ............................................................................................22
1.1.3. Additional Features................................................................................................23
1.2. On-Chip Memory ............................................................................................................24
1.3. JTAG Debug and Boundary Scan ...................................................................................25
1.4. Programmable Digital I/O and Crossbar .........................................................................26
1.5. Programmable Counter Array .........................................................................................27
1.6. Serial Ports.......................................................................................................................27
1.7. 12-Bit Analog to Digital Converter.................................................................................28
1.8. 8-Bit Analog to Digital Converter...................................................................................29
1.9. Comparators and DACs...................................................................................................30
2. ABSOLUTE MAXIMUM RATINGS ..................................................................................31
3. GLOBAL DC ELECTRICAL CHARACTERISTICS ......................................................32
4. PINOUT AND PACKAGE DEFINITIONS........................................................................33
5. ADC0 (12-BIT ADC, C8051F020/1 ONLY) ........................................................................43
5.1. Analog Multiplexer and PGA..........................................................................................43
5.2. ADC Modes of Operation ...............................................................................................44
5.2.1. Starting a Conversion.............................................................................................44
5.2.2. Tracking Modes .....................................................................................................45
5.2.3. Settling Time Requirements ..................................................................................46
5.3. ADC0 Programmable Window Detector.........................................................................53
6. ADC0 (10-BIT ADC, C8051F022/3 ONLY) ........................................................................59
6.1. Analog Multiplexer and PGA..........................................................................................59
6.2. ADC Modes of Operation ...............................................................................................60
6.2.1. Starting a Conversion.............................................................................................60
6.2.2. Tracking Modes .....................................................................................................61
6.2.3. Settling Time Requirements ..................................................................................62
6.3. ADC0 Programmable Window Detector.........................................................................69
7. ADC1 (8-BIT ADC) ...............................................................................................................75
7.1. Analog Multiplexer and PGA..........................................................................................75
7.2. ADC1 Modes of Operation .............................................................................................76
7.2.1. Starting a Conversion.............................................................................................76
7.2.2. Tracking Modes .....................................................................................................76
7.2.3. Settling Time Requirements ..................................................................................78
8. DACS, 12-BIT VOLTAGE MODE ......................................................................................83
8.1. DAC Output Scheduling..................................................................................................83
8.1.1. Update Output On-Demand ...................................................................................84
8.1.2. Update Output Based on Timer Overflow .............................................................84
8.2. DAC Output Scaling/Justification...................................................................................84
9. VOLTAGE REFERENCE (C8051F020/2)..........................................................................91
Rev. 1.4
3




Part Number 8051F023
Description C8051F023
Maker ETC
Total Page 30 Pages
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