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CD74HCT138M96
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Texas Instruments Global Sourcing Parts, 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 @@+# CD74HCT138M96++**Texas Instruments** · Global Sourcing Parts · SOIC-16++CD74HCT138M96 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 | A0 | input | Address input 0; selects one of eight outputs in conjunction with A1 and A2. |+| 2 | A1 | input | Address input 1; selects one of eight outputs in conjunction with A0 and A2. |+| 3 | A2 | input | Address input 2; selects one of eight outputs in conjunction with A0 and A1. |+| 4 | G0 | input | Active-low output strobe 0; combined with G1 and G2 for output enable control. |+| 5 | G1 | input | Active-low output strobe 1; combined with G0 and G2 for output enable control. |+| 6 | G2 | input | Output strobe 2; combined with G0 and G1 for output enable and decoder cascading. |+| 7 | Y7 | output | Active-low decoder output 7; selected when A2=1, A1=1, A0=1. |+| 8 | GND | power_in | Ground reference potential. |+| 9 | Y6 | output | Active-low decoder output 6; selected when A2=1, A1=1, A0=0. |+| 10 | Y5 | output | Active-low decoder output 5; selected when A2=1, A1=0, A0=1. |+| 11 | Y4 | output | Active-low decoder output 4; selected when A2=1, A1=0, A0=0. |+| 12 | Y3 | output | Active-low decoder output 3; selected when A2=0, A1=1, A0=1. |+| 13 | Y2 | output | Active-low decoder output 2; selected when A2=0, A1=1, A0=0. |+| 14 | Y1 | output | Active-low decoder output 1; selected when A2=0, A1=0, A0=1. |+| 15 | Y0 | output | Active-low decoder output 0; selected when A2=0, A1=0, A0=0. |+| 16 | VCC | power_in | Positive supply voltage; recommended operating range 4.5V to 5.5V for HCT138. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-16 |+| Category | Global Sourcing Parts |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `CD74HCT138M96`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOIC-16 (KiCad packages3D, STEP)+- 3D model files: `cd74hct138m96-etched.step` / `cd74hct138m96-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cd74hct138m96.step` / `cd74hct138m96.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/cd74hc238) (29 pp, sha256 `91bcc55cde2c2a9e`, retrieved 2026-10-06, 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/cd74hct138m96-datasheet.pdf)
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