M87C51FC Datasheet (Intel) - CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER

M87C51FC, CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER

VCC Supply voltage VSS Circuit ground Port 0 Port 0 is an 8-bit open drain bidirectional I O port As an output port each pin can sink several LS TTL inputs Port 0 pins that have 1’s written to them float and in that state can be used as high-impedance inputs 3 M87C51FC Port 2 emits the high-order

M87C51FC CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER WITH 32 KBYTES USER PROGRAMMABLE EPROM Military M87C51FC 3 5 MHz to 12 MHz VCC e 5V g 20% M87C51FC-1 3 5 MHz to 16 MHz VCC e 5V g 20% Y Y Y Y High Performance CHMOS EPROM Three 16-Bit Timer Counters Programmable Clock Out Programmable Counter Array with High Speed Output Compare Capture Pulse Width Modulator Watchdog Timer Capabilities Up Down Timer Counter Three Level Program Lock System 32K On-Chip EPROM 256 Bytes of On-Chip Data RAM Improved Q

M87C51FC Features

* make it an even more powerful microcontroller for applications that require Pulse Width Modulation High Speed I O and up down counting capabilities such as motor control It also has a more versatile serial channel that facilitates multiprocessor communications January 1994 Order Number 271114-004