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CD74ACT138M96
Public Made by Adomby adom
Texas Instruments Signal Switches, Multiplexers, Decoders, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+53@@ -0,0 +1,53 @@+# CD74ACT138M96++**Texas Instruments** · Signal Switches, Multiplexers, Decoders · SOIC-16++CD74ACT138M96 from Texas Instruments, in a SOIC-16. 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 | A | input | Binary select input A for 3-to-8 decoder function. |+| 2 | B | input | Binary select input B for 3-to-8 decoder function. |+| 3 | C | input | Binary select input C for 3-to-8 decoder function. |+| 4 | G2A | input | Strobe input 2A, active low, for cascading and demultiplexing applications. |+| 5 | G2B | input | Strobe input 2B, active low, for cascading and demultiplexing applications. |+| 6 | G1 | input | Strobe input, active high, for cascading and demultiplexing applications. |+| 7 | Y7 | output | Active-low decoder output 7, selected when C=H, B=H, A=H and enable inputs satisfied. |+| 8 | GND | power_in | Ground connection. |+| 9 | Y6 | output | Active-low decoder output 6, selected when C=H, B=H, A=L and enable inputs satisfied. |+| 10 | Y5 | output | Active-low decoder output 5, selected when C=H, B=L, A=H and enable inputs satisfied. |+| 11 | Y4 | output | Active-low decoder output 4, selected when C=H, B=L, A=L and enable inputs satisfied. |+| 12 | Y3 | output | Active-low decoder output 3, selected when C=L, B=H, A=H and enable inputs satisfied. |+| 13 | Y2 | output | Active-low decoder output 2, selected when C=L, B=H, A=L and enable inputs satisfied. |+| 14 | Y1 | output | Active-low decoder output 1, selected when C=L, B=L, A=H and enable inputs satisfied. |+| 15 | Y0 | output | Active-low decoder output 0, selected when C=L, B=L, A=L and enable inputs satisfied. |+| 16 | VCC | power_in | Positive power supply, recommended operating range 4.5V to 5.5V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-16 |+| Category | Logic |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `CD74ACT138M96`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOIC-16 (KiCad packages3D, STEP)+- 3D model files: `cd74act138m96-etched.step` / `cd74act138m96-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cd74act138m96.step` / `cd74act138m96.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/cn/lit/gpn/cd74act138) (29 pp, sha256 `5552d170ce35cc65`, retrieved 2026-10-03, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **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/cd74act138m96-datasheet.pdf)
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