No picture yet
Logic IC.
| Part number | 74LS256 Dual 4-Bit Addressable Latch |
|---|---|
| Category | Integrated Circuits › Logic Gates |
| Package | DIP-16 |
| Pins | 16 |
| Resolution | 4 bit |
74LS256 Dual 4-Bit Addressable Latch pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | Ea1 | input | |
| 2 | Ea2 | input | |
| 3 | A1 | input | |
| 4 | Q3a | bidirectional | |
| 5 | Q2a | bidirectional | |
| 6 | Q1a | bidirectional | |
| 7 | Q0a | bidirectional | |
| 8 | GND | ground | |
| 9 | Q0b | bidirectional | |
| 10 | Q1b | bidirectional | |
| 11 | Q2b | bidirectional | |
| 12 | Q3b | bidirectional | |
| 13 | A0 | input | |
| 14 | Eb1 | input | |
| 15 | Eb2 | input | |
| 16 | VCC | power |
Schematic symbol and footprint
Schematic symbol
Footprint: DIP-16_W7.62mm — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.