MC14503BF Просмотр технического описания (PDF) - ON Semiconductor
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MC14503BF Datasheet PDF : 8 Pages
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MC14503B
PIN ASSIGNMENT
DIS A 1
IN 1 2
OUT 1 3
IN 2 4
OUT 2 5
IN 3 6
OUT 3 7
VSS 8
16 VDD
15 DIS B
14 IN 6
13 OUT 6
12 IN 5
11 OUT 5
10 IN 4
9 OUT 4
TRUTH TABLE
Appropriate
Disable
Inn
Input
Outn
0
0
0
1
0
1
X
1
High
Impedance
X = Don’t Care
LOGIC DIAGRAM
DISABLE B 15
IN 5 12
IN 6 14
IN 1 2
IN 2 4
IN 3 6
IN 4 10
DISABLE A 1
11 OUT 5
13 OUT 6
3 OUT 1
5 OUT 2
7 OUT 3
9 OUT 4
VDD = PIN 16
VSS = PIN 8
CIRCUIT DIAGRAM
ONE OF TWO/FOUR BUFFERS
VDD
* INn
* DISABLE
* INPUT
TO OTHER BUFFERS
* Diode protection on all inputs (not shown)
OUTn
VSS
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