Product Attributes
TYPE | DESCRIPTION |
Category | Integrated Circuits (ICs)
Logic |
Series | 74LS |
Logic Type | Arithmetic Logic Unit |
Supply Voltage | 4.75V ~ 5.25V |
Operating Temperature | 0°C ~ 70°C |
Mounting Type | Through Hole |
Package / Case | 24-DIP (0.600″, 15.24mm) |
Base Product Number | 74LS181 |
Pin Configuration:
Pin No | Pin Name | Description |
---|---|---|
1 | B0‘ | Active low Operand Input B0‘ |
2 | A0‘ | Active low Operand Input |
3 | S3 | Function Select Input S3 |
4 | S2 | Function Select Input S2 |
5 | S1 | Function Select Input S1 |
6 | S0 | Function Select Input S0 |
7 | Cn | Carry Input |
8 | M | Mode Control Input |
9 | F0‘ | Function Output F0‘ |
10 | F1‘ | Function Output F1‘ |
11 | F2‘ | Function Output F2‘ |
12 | GND | Ground Pin |
13 | F3‘ | Function Output F3‘ |
14 | A=B | Comparator Output |
15 | P’ | Active low carry propagate |
16 | Cn+4 | Carry Output |
17 | G’ | Active low carry generator |
18 | B3‘ | Active low Operand Input B3‘ |
19 | A3‘ | Active low Operand Input A3‘ |
20 | B2‘ | Active low Operand Input B2‘ |
21 | A2‘ | Active low Operand Input A2‘ |
22 | B1‘ | Active low Operand Input B1‘ |
23 | A1‘ | Active low Operand Input A1‘ |
24 | VCC | Chip Supply Voltage |
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