M28W640HCT Datasheet, PDF (1/72 Pages) Numonyx B.V – 64 Mbit (4 Mb x 16, boot block) 3 V supply Flash memory

Features
■ Supply voltage
– V_DD = 2.7 V to 3.6 V
– V_PP = 12 V for fast program (optional)
■ Access times: 70 ns
■ Asynchronous Page Read mode
– Page width: 4 words
– Page access: 25 ns
– Random access: 70 ns
■ Programming time:
– 10 µs 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 standby mode
■ Program and Erase Suspend
■ 100,000 program/erase cycles per block
■ Electronic signature
– Manufacturer code: 20h
– Top device code, M28W640HCT: 8848h
– Bottom device code, M28W640HCB:
8849h
M28W640HCT
M28W640HCB
64 Mbit (4 Mb x 16, boot block)
3 V supply Flash memory
Preliminary Data
FBGA
TFBGA48 (ZB)
6.39 x 10.5 mm
TSOP48 (N)
12 x 20 mm
■ Packages
– ECOPACK® compliant
March 2008
Rev 2
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to
change without notice.
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www.numonyx.com
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