Sanyo DCS-AVD8501 Service Manual page 61

IC BLOCK DIAGRAM & DESCRIPTION
IC502 M51953BFP (Reset)
IC504 TC7SHU04FU,NC7SZU04P5 (Inverter)
IC550 LE28C1001DTS (Flash Memory)
A16~A0
CE
OE
WE
POWER OUT
NC
SUPPLY PUT
8 7 6
M51953BFP
1 2 3
NC NC NC
NC
1
IN A 2
GND
3
X-
10~20
Address Decoder
Buffers
&
Latches
30
32
Control Logic
7
A11
1
A9
2
A8
3
A13 4
A14
5
NC
6
WE 7
Vcc
8
NC
9
A16 10
A15
11
A12 12
A7 13
A6
14
A5 15
A4 16
POWER
SUPPLY
OUTER
DELAY
CAPACITY
R1
5
R2
4
1.25V
GND
V
5
CC
OUT Y
4
1,048,576 bit
Super Flash
EEPROM
Cell Array
Y-Decoder
I/O Buffers &
Data Latches
29~25,23~21
DQ7~DQ0
32 Pin TSOP Normal
(Top View)
- 76 -
7
5 A
4
5
GND OUTER DELAY
CAPACITY
(CD)
Pin Name
A16-A0 Address Inputs
DQ7-DQ0 Data Input/Output
CE Chip Enable
OE Output Enable
WE Write Enable
Vcc Power Supply
Vss Ground
NC No Connection
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
OUTPUT
6
1 2 3 8 TERMINAL:NC
OE
A10
CE
DQ7
DQ6
DQ5
DQ4
DQ3
Vss
DQ2
DQ1
DQ0
A0
A1
A2
A3