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UX-2200CMU/CMC
FO-2150CMU/CMC
– 21 –
IC 4 , 6 : VHil6451///-1 (L6451)
1. Pin Connection (Top View)
2. Block Diagram (case of 4 bit)
6
5
4
3
2
1
44
43
42
41
40
OUT 27
CHIP ENABLE
COM 2
GND
LOGIC SUPPLY
IN D
IN C
IN B
GND
IN A
COM 1
OUT 0
OUT 1
OUT 2
OUT 3
OUT 4
OUT 5
OUT 6
OUT 7
OUT 8
OUT 9
GND
N.C.
N.C.
OUT 17
OUT 16
OUT 15
OUT 14
OUT 13
OUT 12
OUT 11
CLAMP
OUT 10
OUT 26
OUT 25
OUT 24
OUT 23
OUT 22
OUT 21
OUT 20
OUT 19
OUT 18
GND
N.C.
18
19
20
21
22
23
24
25
26
27
28
7
8
9
10
11
12
13
14
15
16
17
39
38
37
36
35
34
33
32
31
30
29
PLCC44
OUT0-13
CLAMP
OUT27-14
CLAMP
DECODER
3 OR 4 BIT
BLOCK
OUTPUT 1
BLOCK
OUTPUT 2
COM1
INA
INB
INC
IND
CHIP ENABLE
COM2