128Mb, 64Mb, 32Mb
Q-FLASH MEMORY
FUNCTIONALBLOCKDIAGRAM
(32Mb)
Input
Buffer
I/O
Control
Logic
128KB Memory Block (0)
128KB Memory Block (1)
128KB Memory Block (2)
Addr.
Buffer/
Latch
A0–A21
Addr.
Power
(Current)
Control
Write
Buffer
Counter
DQ0–DQ15
CE0
CE1
CE2
OE#
WE#
RP#
128KB Memory Block (29)
128KB Memory Block (30)
128KB Memory Block (31)
CE Logic
Command
Execution
Logic
State
Y -
Decoder
Machine
Y - Select Gates
V
CC
Sense Amplifiers
Write/Erase-Bit
Compare and Verify
VPP
Switch/
Pump
STS
VPEN
Status
Register
Identification
Register
Query
Output
Buffer
128Mb, 64Mb, 32MbQ-FlashMemory
MT28F640J3_7.p65 – Rev. 6, Pub. 8/02
MicronTechnology,Inc.,reservestherighttochangeproductsorspecificationswithoutnotice.
©2002,MicronTechnology,Inc.
5
MICRON [ MICRON TECHNOLOGY ]
