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
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