M28W640FSB データシートの表示（PDF） - STMicroelectronics

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M28W640FSB

32Mbit (2Mb x16) and 64Mbit (4Mb x16) 3V Supply, Boot Block, Secure Flash Memories

STMicroelectronics 

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

1/55

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