SN74ACT08DR

@@ -0,0 +1,66 @@+# SN74ACT08DR++**Texas Instruments** · Gates · SOIC-14++SN74ACT08DR from Texas Instruments, in a SOIC-14. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | 1A | input | Channel 1, Input A. Logic input to gate 1; TTL-compatible, accepts 0V to 5.5V regardless of VCC. VIH ≥ 2V, VIL ≤ 0.8V. Input current ±1µA max. |+| 2 | 1B | input | Channel 1, Input B. Logic input to gate 1; TTL-compatible, accepts 0V to 5.5V. VIH ≥ 2V, VIL ≤ 0.8V. |+| 3 | 1Y | output | Channel 1, Output Y. AND-gate output: Y = 1A · 1B. Drives ±24mA at VCC = 4.5V-5.5V (VOH ≥ 3.7V at -24mA, VOL ≤ 0.5V at 24mA). |+| 4 | 2A | input | Channel 2, Input A. Logic input to gate 2; TTL-compatible, accepts 0V to 5.5V. |+| 5 | 2B | input | Channel 2, Input B. Logic input to gate 2; TTL-compatible, accepts 0V to 5.5V. |+| 6 | 2Y | output | Channel 2, Output Y. AND-gate output: Y = 2A · 2B. Drives ±24mA. |+| 7 | GND | power_in | Ground reference (0V). Return for VCC supply and all logic-low outputs. |+| 8 | 3Y | output | Channel 3, Output Y. AND-gate output: Y = 3A · 3B. Drives ±24mA. |+| 9 | 3A | input | Channel 3, Input A. Logic input to gate 3; TTL-compatible, accepts 0V to 5.5V. |+| 10 | 3B | input | Channel 3, Input B. Logic input to gate 3; TTL-compatible, accepts 0V to 5.5V. |+| 11 | 4Y | output | Channel 4, Output Y. AND-gate output: Y = 4A · 4B. Drives ±24mA. |+| 12 | 4A | input | Channel 4, Input A. Logic input to gate 4; TTL-compatible, accepts 0V to 5.5V. |+| 13 | 4B | input | Channel 4, Input B. Logic input to gate 4; TTL-compatible, accepts 0V to 5.5V. |+| 14 | VCC | power_in | Positive supply. 4.5V to 5.5V recommended operating range. Bypass with a 0.1µF ceramic capacitor to GND close to the pin. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-14 |+| Category | Logic |+| Pins | 14 |++## Ordering variants++- `SN74ACT08DRD`+- `SN74ACT08DRDR`+- `SN74ACT08DRDB`+- `SN74ACT08DRDBR`+- `SN74ACT08DRPW`+- `SN74ACT08DRPWR`+- `SN74ACT08DRN`+- `SN74ACT08DRNS`+- `SN74ACT08DRNSR`+- `SN74ACT08DRBQA`+- `SN74ACT08DRBQAR`+- `SN74ACT08DRJ`+- `SN74ACT08DRW`+- `SN74ACT08DRFK`++## CAD (KiCad official)++- Symbol: `SN74ACT08DR`+- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`+- 3D model: SOIC-14 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/lit/ds/symlink/sn74act08.pdf) (37 pp, sha256 `49e34f3de1232be0`, retrieved 2026-08-17, tier: manufacturer)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/sn74act08dr-datasheet.pdf)

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