IS89C52
IS89C52
CMOS SINGLE CHIP 8-BIT MICROCONTROLLER with 8-Kbytes of FLASH
ISSI
NOVEMBER 1998 GENERAL DESCRIPTION
ISSI®
®
FEATURES
• 80C51 based architecture • 8-Kbytes of on-chip Reprogrammable Flash Memory • 256 x 8 RAM • Three 16-bit Timer/Counters • Full duplex serial channel • Boolean processor • Four 8-bit I/O ports, 32 I/O lines • Memory addressing capability – 64K ROM and 64K RAM • Program memory lock – Lock bits (3) • Power save modes: – Idle and power-down • Eight interrupt sources • Most instructions execute in 0.
3 µs •
CMOS and TTL compatible • Maximum speed: 40 MHz @ Vcc = 5V • Industrial temperature available • Packages available: – 40-pin DIP – 44-pin PLCC – 44-pin PQF...