MT28F400B5VG-8T(Rev3) 查看數據表（PDF） - Micron Technology

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MT28F400B5VG-8T
(Rev.:Rev3)

FLASH MEMORY

Micron Technology 

4Mb

SMART 5 BOOT BLOCK FLASH MEMORY

Functional Block Diagram

BYTE#1

A0–A17/(18)

WP#

CE#

OE#

WE#

RP#

VCC

VPP

I/O

Control

Logic

A9

Addr.

Buffer/

Latch

18 (19)

Power

(Current)

Control

Addr.

Counter

Command

Execution

Logic

State

Machine

VPP

Switch/

Pump

Status

Register

Input

8

Buffer

9

9

(10)

Y-

Decoder

Identification

Register

16KB Boot Block

8KB Parameter Block

8KB Parameter Block

96KB Main Block

128KB Main Block

128KB Main Block

128KB Main Block

7

Input

Buffer

Input Data

Latch/Mux

16

Input

Buffer

A-1

Y - Select Gates

Sense Amplifiers

Write/Erase-Bit

Compare and Verify

DQ15

7

8

8

Output

Buffer

Output

Buffer

Output

Buffer

7

8

DQ15/(A - 1)1

DQ8–DQ141

DQ0–DQ7

Notes: 1. Does not apply to MT28F004B5.

4Mb Smart 5 Boot Block Flash Memory

MT28F004B5_3.fm - Rev. 3, Pub. 8/2002

3

©2002, Micron Technology Inc.

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