器件名称:
SM8951A
功能描述:
8 - Bit Micro-controller with 4/8KB flash embedded
文件大小:
393.15KB 共17页
简 介:
SyncMOS Technologies Inc. September 2002 SM8951A/8952A 8 - Bit Micro-controller with 4/8KB flash embedded Product List SM8951A/8952AL25, 25 MHz 4/8KB internal memory MCU SM8951A/8952AC25, 25 MHz 4/8KB internal memory MCU SM8951A/8952AC40, 40 MHz 4/8KB internal memory MCU Features Working voltage: 3.0V ~ 3.6V For L Version 4.5V ~ 5.5V For C Version General 8052 family compatible 12 clocks per machine cycle 4/8 KB internal flash memory 128/256 bytes data RAM 2/3 16 bit timers/counters Four 8-bit I/O ports Full duplex serial channel Bit operation instruction Page free jumps 8-bit unsigned division 8-bit unsigned multiply BCD arithmetic Direct addressing Indirect addressing Nested interrupt Two priority level interrupt A serial I/O port Power save modes: Idle mode and power down mode Code protection function One watch dog timer (WDT) Low EMI (inhibit ALE) Description The SM8951A/8952A series product is an 8 - bit single chip micro controller with 4/8 KB flash embedded. It provides hardware features and a powerful instruction set, necessary to make it a versatile and cost effective controller for those applications demand up to 32 I/O pins or need up to 4/8 KB flash memory either for program or for data or mixed. To program the flash block, a commercial programmer is capable to do it. Ordering Information yywwv SM8951A/8952Aihhk yy: year, ww:week v: version identifier {, A, B,...} i: process identifier {L=3.0V ~ 3.6V, C=4.5V ~ 5.5V} hh: working clock in MHz {25, 40} k: packag……
