M28W320FST, M28W320FSB,
M28W640FSB, M28W640FST
32Mbit (2Mb x16) and 64Mbit (4Mb x16)
3V Supply, Boot Block, Secure Flash Memories
FEATURES SUMMARY
■ 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: 70ns
■ 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
■ HARDWARE PROTECTION
– VPP Pin for write protect of all blocks
■ SECURITY FEATURES
– 128 bit User-programmable OTP segment
– 64 bit Unique Device Identifier
– KRYPTO Features:
Modify Protection,
Read Protection,
Device Authentication
■ AUTOMATIC STAND-BY MODE
■ PROGRAM and ERASE SUSPEND
■ 100,000 PROGRAM/ERASE CYCLES per
BLOCK
■ ELECTRONIC SIGNATURE
– Manufacturer Code: 20h
– Device Codes:
M28W320FST: 880Ah,
M28W320FSB: 880Bh
M28W640FST: 8858h,
M28W640FSB: 8859h
■ ECOPACK® PACKAGE AVAILABLE
Figure 1. Package
BGA
TBGA64 (ZA)
10 x 13mm
August 2005
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