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IC BLOCK DIAGRAM & DESCRIPTION
IC822 74LCX16373MTD-X(Low Voltage 16-Bit Transparent Latch)
48
LE
1
OE
1
1
IC812 AT24C08N-10SJ-2.7(2 Wire Srial)
VCC
8
GND
4
WP
7
SCL
6
SDA
5
A
3
2
A
2
1
A
1
0
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I
I
I
I
0
1
2
3
47
46
44
43
I
I
I
I
O
O
O
O
G
G
G
G
2
3
5
O
O
O
0
1
2
Pin Names
OEn
Output Enable Input (Active LOW)
LEn
Latch Enable Input
I
- I
Inputs
0
15
O
- O
Outputs
0
15
NC
No Connect
START
STOP
LOGIC
LOAD
COMP
DEVICE
ADDRESS
COMPARATOR
R/W
DATA WORD
ADDR/COUNTER
D
IN
D
OUT
Pin Configurations
Pin Name
A0 - A2
SDA
SCL
WP
NC
I
I
I
I
4
5
6
7
41
40
38
37
I
I
I
I
O
O
O
O
G
G
G
G
6
8
9
11
O
O
O
O
3
4
5
6
Description
SERIAL
FN
CONTROL
H.V. PUMP/TIMING
LOGIC
DATA RECOVERY
LOAD
INC
Y DEC
SERIAL MUX
Function
Address Inputs
Serial Data
Serial Clock Input
Write Protect
No-connect
- 44 -
12
O
7
EEPROM
D
/ACK
OUT
LOGIC
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