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IS80C52 IS80C52 IS80C32 IS80C32
ISSI
NOVEMBER 1998 GENERAL DESCRIPTION
ISSI®
®
CMOS SINGLE CHIP LOW VOLTAGE 8-BIT MICROCONTROLLER
FEATURES
• 80C51 based architecture • 8K x 8 ROM (IS80C52 only) • 256 x 8 RAM www.DataSheet4U.com • 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 – Encrypted verify (32 bytes) – Lock bits (2) • Power save modes: – Idle and power-down • Eight interrupt sources • Most instructions execute in 0.