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PRODUCT DESCRIPTION

SST89E564, SST89V564, SST89E554, and SST89V554 are members of the FlashFlex51 family of 8-bit microcontrollers. The FlashFlex51 is a family of microcontroller products designed and manufactured on the state-of-the-art SuperFlash CMOS semiconductor process technology. The device uses the same powerful instruction set and is pin-forpin compatible with standard 8xC5x microcontroller devices.

FEATURES:

? 8-bit 8051 Family Compatible Microcontroller (MCU) with Embedded SuperFlash Memory

? SST89E564/SST89E554 is 5V Operation

– 0 to 40 MHz Operation at 5V

? SST89V564/SST89V554 is 3V Operation

– 0 to 25 MHz Operation at 3V

? Fully Software and Development Toolset Compatible as well as Pin-For-Pin Package Compatible with Standard 8xC5x Microcontrollers

? 1 KByte Register/Data RAM

? Dual Block SuperFlash EEPROM

– SST89E564/SST89V564: 64 KByte primary block + 8 KByte secondary block (128-Byte sector size)

– SST89E554/SST89V554: 32 KByte primary block + 8 KByte secondary block (128-Byte sector size)

– Individual Block Security Lock

– Concurrent Operation during In-Application Programming (IAP)

– Block Address Re-mapping

? Support External Address Range up to 64 KByte of Program and Data Memory

? Three High-Current Drive Pins (16 mA each)

? Three 16-bit Timers/Counters

? Full-Duplex Enhanced UART

– Framing error detection

– Automatic address recognition

? Eight Interrupt Sources at 4 Priority Levels

? Watchdog Timer (WDT)

? Four 8-bit I/O Ports (32 I/O Pins)

? Second DPTR register

? Reduce EMI Mode (Inhibit ALE through AUXR SFR)

? SPI Serial Interface

? TTL- and CMOS-Compatible Logic Levels

? Brown-out Detection

? Extended Power-Saving Modes

– Idle Mode

– Power Down Mode with External Interrupt Wake-up

– Standby (Stop Clock) Mode

? PDIP-40, PLCC-44 and TQFP-44 Packages

? Temperature Ranges:

– Commercial (0°C to +70°C)

– Industrial (-40°C to +85°C)