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A Microchip Technology Company
4 Mbit (x16) Multi-Purpose Flash
SST39WF400B
Data Sheet
The SST39WF400B is a 256K x16 CMOS Multi-Purpose Flash (MPF) manufactured with proprietary, high-performance CMOS SuperFlash technology. The splitgate cell design and thick-oxide tunneling injector attain better reliability and manufacturability compared to alternate approaches. The SST39WF400B writes (Program or Erase) with a 1.65-1.95V power supply. This device conforms to JEDEC standard pin assignments for x16 memories.
Features
• Organized as 256K x16
• Single Voltage Read and Write Operations – 1.65-1.