TX-SR703/E
IC BLOCK DIAGRAMS AND DESCRIPTIONS
CONTROL
INPUT
LOGIC
PROGRAM/ERASE
HIGH VOLTAGE
WRITE
STATE
MACHINE
(WSM)
STATE
REGISTER
FLASH
ARRAY
X-DECODER
ADDRESS
LATCH
AND
BUFFER
Y-PASS GATE
Y
-DECODER
ARRAY
SOURCE
HV
COMMAND
DATA
DECODER
COMMAND
DATA LATCH
I/O BUFFER
PGM
DATA
HV
PROGRAM
DATA LATCH
SENSE
AMPLIFIER
Q0-Q7
A0~A18
WE
OE
CE
BLOCK DIAGRAM
BLOCK DIAGRAM
PIN DESCRIPTION
SYMBOL
PIN NAME
A0~A18
Address Input
Q0~Q7
Data Input/Output
CE
Chip Enable Input
WE
Write Enable Input
OE
Output Enable Input
VCC
Power Supply Pin (+5V)
GND
Ground Pin
MX26LV040-70/EN29LV040A(4M-bit CMOS High Speed Flash Memory)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
A11
A9
A8
A13
A14
A17
WE
Vcc
A18
A16
A15
A12
A7
A6
A5
A4
OE
A10
CE
Q7
Q6
Q5
Q4
Q3
GND
Q2
Q1
Q0
A0
A1
A2
A3
