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Summary description

The M28W320FCT and M28W320FCB are 32 Mbit (2 Mbit x 16) non-volatile Flash memories that can be erased electrically at the block level and programmed in-system on a Word-by-Word basis. These operations can be performed using a single low voltage (2.7 to 3.6V) supply. VDDQ allows to drive the I/O pin down to 1.65V. An optional 12V VPP power supply is provided to speed up customer programming.

Features

■ Supply Voltage

– VDD = 2.7V to 3.6V Core Power Supply

– VDDQ= 1.65V to 3.6V for Input/Output

– VPP = 12V for fast Program (optional)

■ Access Time: 70, 80, 90, 100ns

■ Programming Time

– 10μs typical

– Double Word Programming Option

– Quadruple Word Programming Option

■ Common Flash Interface

■ Memory Blocks

– Parameter Blocks (Top or Bottom location)

– Main Blocks

■ Block Locking

– All blocks locked at Power Up

– Any combination of blocks can be locked

– WP for Block Lock-Down

■ Security

– 128 bit user Programmable OTP cells

– 64 bit unique device identifier

■ Automatic Stand-by mode

■ Program and Erase Suspend

■ 100,000 Program/Erase cycles per block

■ Electronic Signature

– Manufacturer Code: 20h

– Top Device Code, M28W320FCT: 88BAh

– Bottom Device Code, M28W320FCB: 88BBh

■ ECOPACK? packages