# SN74AS08DR

**Texas Instruments** · Logic Gates · SOIC-14

SN74AS08DR from Texas Instruments, in a SOIC-14. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | 1A | input | First AND gate input A. |
| 2 | 1B | input | First AND gate input B. |
| 3 | 1Y | output | First AND gate output; Y = 1A AND 1B. |
| 4 | 2A | input | Second AND gate input A. |
| 5 | 2B | input | Second AND gate input B. |
| 6 | 2Y | output | Second AND gate output; Y = 2A AND 2B. |
| 7 | GND | power_in | Ground reference. |
| 8 | 3Y | output | Third AND gate output; Y = 3A AND 3B. |
| 9 | 3A | input | Third AND gate input A. |
| 10 | 3B | input | Third AND gate input B. |
| 11 | 4Y | output | Fourth AND gate output; Y = 4A AND 4B. |
| 12 | 4A | input | Fourth AND gate input A. |
| 13 | 4B | input | Fourth AND gate input B. |
| 14 | VCC | power_in | Positive supply voltage; 4.5 V to 5.5 V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-14 |
| Category | Logic |
| Pins | 14 |

## CAD (KiCad official)

- Symbol: `SN74AS08DR`
- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`
- 3D model: SOIC-14 (KiCad packages3D, STEP)
- 3D model files: `sn74as08dr-etched.step` / `sn74as08dr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn74as08dr.step` / `sn74as08dr.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/lit/ds/symlink/sn74as08.pdf) (22 pp, sha256 `e0c226c0e1c8a9aa`, retrieved 2026-10-07, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/sn74as08dr-datasheet.pdf)