SYSTEM OVERVIEW
●The C8051F020/1/2/3 devices are fully integrated mixed-signal System-on-a-Chip MCUs with 64 digital I/O pins (C8051F020/2) or 32 digital I/O pins (C8051F021/3). Highlighted features are listed below; refer to Table 1.1 for specific product feature selection.
●• High-Speed pipelined 8051-compatible CIP-51 microcontroller core (up to 25 MIPS)
●• In-system, full-speed, non-intrusive debug interface (on-chip)
●• True 12-bit (C8051F020/1) or 10-bit (C8051F022/3) 100 ksps 8-channel ADC with PGA and analog multiplexer
●• True 8-bit ADC 500 ksps 8-channel ADC with PGA and analog multiplexer
●• Two 12-bit DACs with programmable update scheduling
●• 64k bytes of in-system programmable FLASH memory
●• 4352 (4096 + 256) bytes of on-chip RAM
●• External Data Memory Interface with 64k byte address space
●• SPI, SMBus/I2C, and (2) UART serial interfaces implemented in hardware
●• Five general purpose 16-bit Timers
●• Programmable Counter/Timer Array with five capture/compare modules
●• On-chip Watchdog Timer, VDD Monitor, and Temperature Sensor
●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 (programmable 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
