The device is an 8-bit high performance RISC-like microcontroller designed for multiple I/O product applications. The device is particularly suitable for use in products such as battery charger controllers and A/D applications. A HALT feature is included to reduce power consumption. The program and option memories can be electrically programmed, making the microcontroller suitable for use in product development.
Specifications:
- Operating voltage: fSYS=4MHz: 3.3V~5.5V, fSYS=8MHz: 4.5V~5.5V
- 13 bidirectional I/O lines (max.)
- 1 interrupt input shared with an I/O line
- 8-bit programmable timer/event counter with overflow interrupt and 7-stage prescaler
- On-chip crystal and RC oscillator
- Watchdog Timer
- 204814 program memory PROM
- 648 data memory RAM
- Supports PFD for sound generation
- HALT function and wake-up feature reduce power consumption
- Up to 0.5s instruction cycle with 8MHz system clock at VDD=5V
- Six-level subroutine nesting 4 channels 9-bit resolution (8-bit accuracy) A/D converter
- 1 channel (6+2)-bit PWM output shared with an I/O line
- Bit manipulation instruction
- 14-bit table read instruction
- 63 powerful instructions
- All instructions in one or two machine cycles
- Low voltage reset function
- 18-pin DIP/SOP package
