SH66P20A Datasheet (Sino Wealth Microelectronic)

SH66P20A, OTP 4-Bit Microcontroller

SH66P20A is a 4-bit microcontroller.

This chip integrates the SH6610C 4-bit CPU core with SRAM, 1K program ROM, Timer and I/O Port.

Pin Configuration PORTA.2 PORTA.3 T0 1 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 10 PORTA.1 PORTA.0 OSCI OSCO VDD PORTC.3 PORTC.2 PORTC.1 PORTC.0 SH66P20A RESET GN

SH66P20A Features

* SH6610C-based single-chip 4-bit microcontroller ROM: 1K X 16 bits RAM: 64 X 4 bits (Data memory) Operation voltage: 2.4V - 6.0V (Typical 3.0V or 5.0V) 12 CMOS bi-directional I/O pins 4-level subroutine nesting (including interrupts) One 8-bit auto re-load timer/counter Warm-up timer for power on res