HI-8444, HI-8445, HI-8448
PIN DESCRIPTIONS (HI-8448)
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
SYMBOL
IN2 BX
IN2 AY
IN2 BY
N/C
TESTA(X)
TESTB(X)
TESTA(Y)
TESTB(Y)
IN3 AX
IN3 BX
IN3 AY
IN3 BY
IN4 AX
IN4 BX
IN4 AY
IN4 BY
N/C
OUT4 BY
OUT4 AY
OUT4 BX
OUT4 AX
OUT3 BY
OUT3 AY
OUT3 BX
OUT3 AX
N/C
VSS
N/C
VDD
N/C
OUT2 BY
OUT2 AY
OUT2 BX
OUT2 AX
OUT1 BY
OUT1 AY
OUT1 BX
OUT1 AX
N/C
IN1 AX
IN1 BX
IN1 AY
IN1 BY
IN2 AX
FUNCTION
ARINC input
ARINC input
ARINC input
Logic input
Logic input
Logic input
Logic input
ARINC input
ARINC input
ARINC input
ARINC input
ARINC input
ARINC input
ARINC input
ARINC input
Logic output
Logic output
Logic output
Logic output
Logic output
Logic output
Logic output
Logic output
Power
Power
Logic output
Logic output
Logic output
Logic output
Logic output
Logic output
Logic output
Logic output
ARINC input
ARINC input
ARINC input
ARINC input
ARINC input
RECEIVER SET
X
Y
Y
X
X
Y
Y
X
X
Y
Y
X
X
Y
Y
Y
Y
X
X
Y
Y
X
X
DESCRIPTION
Receiver 2 negative input
Receiver 2 positive input
Receiver 2 negative input
Not connected
Test input
Test input
Test input
Test input
Receiver 3 positive input
Receiver 3 negative input
Receiver 3 positive input
Receiver 3 negative input
Receiver 4 positive input
Receiver 4 negative input
Receiver 4 positive input
Receiver 4 negative input
Not connected
Receiver 4 "ZERO" output
Receiver 4 "ONE" output
Receiver 4 "ZERO" output
Receiver 4 "ONE" output
Receiver 3 "ZERO" output
Receiver 3 "ONE" output
Receiver 3 "ZERO" output
Receiver 3 "ONE" output
Not connected
Ground supply
Not connected
Positive supply voltage 3.3V or 5.0 V
Not connected
Y
Y
X
X
Y
Y
X
X
X
X
Y
Y
X
Receiver 2 "ZERO" output
Receiver 2 "ONE" output
Receiver 2 "ZERO" output
Receiver 2 "ONE" output
Receiver 1 "ZERO" output
Receiver 1 "ONE" output
Receiver 1 "ZERO" output
Receiver 1 "ONE" output
Not connected
Receiver 1 positive input
Receiver 1 negative input
Receiver 1 positive input
Receiver 1 negative input
Receiver 2 positive input
HOLT INTEGRATED CIRCUITS
3
HOLTIC [ HOLT INTEGRATED CIRCUITS ]
