AP87C54 Datasheet | Intel Corporation

87C54 87C54-20 CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER WITH 16 KBYTES USER PROGRAMMABLE EPROM Automotive Extended Automotive Temperature Range ( b 40 C to a 125 C Ambient) High Performance CHMOS EPROM Three 16-Bit Timer Counters One-to-Three Level Program Data Lock System 16K On-Chip EPROM ROM 256 Bytes of On-Chip Data RAM Quick Pulse Programming Algorithm Boolean Processor 32 Programmable I O Lines 7 Interrupt Sources Programmable Serial Channel with Framing Error Detection Automatic Address Recognition TTL and CMOS patible Logic Levels 64K External Program Memory Space 64K External Data Memory Space MCS -51 patible Instruction Set Power Saving Idle and Power Down...