* 80C51 central processing unit
* 16k × 8 ROM expandable externally to 64k bytes
* 256 × 8 RAM, expandable externally to 64k bytes
* Two standard 16-bit timer/counters
* Four 8-bit I/O ports
* I2C-bus serial I/O port with byte oriented master and slave
PCB83C654 Datasheet (257.82 KB)
PCB83C654
257.82 KB
Cmos single-chip 8-bit microcontroller.
INTEGRATED CIRCUITS
83C654 CMOS single-chip 8-bit microcontroller
Product specification Supersedes data of 1996 Aug 15 IC20 Data Handbook
1998 Jan .
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