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4.8 M24C16-WMN6-X (IC771) : EPROM
• Pin layout
• Pin function
Pin No.
Symbol
1~3
A0~A2
4
GND
5
SDA
4.9 NJM4565M-WE (IC581) : CD L.P.F.
• Pin layout
TE
L 13942296513
www
.
http://www.xiaoyu163.com
Function
No internal connection
+2.5V to 5.5V Power supply
Write protect input
A OUTPUT
1
-
2
A INPUT
+
A INPUT
3
V -
4
x
ao
u163
y
i
http://www.xiaoyu163.com
2 9
• Block diagram
8
I/O
CONTROL
LOGIC
SDA
SCL
VCC
Vss
Pin No.
Symbol
6
SCL
7
WPIN
8
Vdd
Q Q
3
6 7
1 3
1 5
8
7
6
5
co
.
9 4
2 8
WP
HV GENERATOR
MEMORY
EEPROM ARRAY
CONTROL
(8x 256 x8)
XDEC
LOGIC
PAGE LATCHES
YDEC
SENSE AMP
F/W CNTROL
Function
Serial clock
Serial address / data I/O
Ground
V +
0 5
8
2 9
9 4
2 8
B OUTPUT
B INPUT
-
B INPUT
+
m
(No.49832)1-35
KD-S847
9 9
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