9
CIRCUIT OPERATIONAL DESCRIPTION
CONTROL
INPUT
LOGIC
PROGRAM/ERASE
HIGH VOLTAGE
WRITE
STATE
MACHINE
(WSM)
STATE
REGISTER
MX29F040
FLASH
ARRAY
R
E
D
O
C
E
D-
X
ADDRESS
LATCH
AND
BUFFER
Y-PASS GATE
R
E
D
O
C
E
D-
Y
ARRAY
SOURCE
HV
COMMAND
DATA
DECODER
COMMAND
DATA LATCH
I/O BUFFER
PGM
DATA
HV
PROGRAM
DATA LATCH
SENSE
AMPLIFIER
Q0-Q7
A0-A18
CE
OE
WE
FLASH MX29F040QC-70 Block Diagram
Sm(SANYO_DVD-DX500)051220.indd 9
2005-12-29 8:58:42
