HI-8444PSI-10 Holt Integrated Circuits, HI-8444PSI-10 Datasheet - Page 2

• Manufacturer Part Number: HI-8444PSI-10
• Manufacturer: Holt Integrated Circuits

Specifications of HI-8444PSI-10

• Number Of Transmitters: Not Required
• Power Supply Requirement: Single
• Package Type: TSSOP
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 20
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Dual Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): Not RequiredV
• Lead Free Status / RoHS Status: Not Compliant

BLOCK DIAGRAMS
PIN DESCRIPTIONS (HI-8444, HI-8445)
TESTB
TESTA
IN1 B
IN2 B
IN3 B
IN4 B
IN1 A
IN2 A
IN3 A
IN4 A
PIN
10
12
13
14
15
16
17
18
19
20
11
1
2
3
4
5
6
7
8
9
HI-8444
SYMBOL
OUT4 B
OUT3 B
OUT2 B
OUT1 B
OUT4 A
OUT3 A
OUT2 A
OUT1 A
TESTA
TESTB
IN1 A
IN1 B
IN2 A
IN2 B
IN3 A
IN3 B
IN4 A
IN4 B
VSS
VDD
OUT1 A
OUT1 B
OUT2 A
OUT2 B
OUT3 A
OUT3 B
OUT4 A
OUT4 B
FUNCTION
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
Logic input
Logic input
Power
Power
IN1 A
IN1 B
IN2 A
IN2 B
IN3 A
IN3 B
IN4 A
IN4 B
HOLT INTEGRATED CIRCUITS
HI-8444, HI-8445, HI-8448
Receiver 1 positive input
Receiver 1 negative input
Receiver 2 positive input
Receiver 2 negative input
Test input. (Not available on HI-8445)
Test input. (Not available on HI-8445)
Receiver 3 positive input
Receiver 3 negative input
Receiver 4 positive input
Receiver 4 negative input
Receiver 4 "ZERO" output
Receiver 4 "ONE" output
Receiver 3 "ZERO" output
Receiver 3 "ONE" output
Ground
Positive supply voltage 3.3V or 5.0 V
Receiver 2 "ZERO" output
Receiver 2 "ONE" output
Receiver 1 "ZERO" output
Receiver 1 "ONE" output
HI-8445
2
OUT1 A
OUT1 B
OUT2 A
OUT2 B
OUT3 A
OUT3 B
OUT4 A
OUT4 B
DESCRIPTION
TESTB(X)
TESTB(Y)
TESTA(X)
TESTA(Y)
IN1 BX
IN2 BX
IN3 BX
IN4 BX
IN1 BY
IN2 BY
IN3 BY
IN4 BY
IN1 AX
IN2 AX
IN3 AX
IN4 AX
IN1 AY
IN2 AY
IN3 AY
IN4 AY
HI-8448
OUT1 AX
OUT1 BX
OUT2 AX
OUT2 BX
OUT3 AX
OUT3 BX
OUT4 A
OUT4 AX
OUT4 B
OUT4 BX
OUT1 AY
OUT1 BY
OUT2 AY
OUT2 BY
OUT3 AY
OUT3 BY
OUT4 AY
OUT4 BY