MC74HC14ADR2G

@@ -0,0 +1,56 @@+# MC74HC14ADR2G++**onsemi** · Inverters · SOIC-14++MC74HC14ADR2G from onsemi, 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 | A1 | input | Schmitt-trigger input of inverter 1. Compatible with standard CMOS output levels; input leakage typ 0.1 uA. Threshold hysteresis Vh typ 1.65 V @ Vcc=3.0 V. |+| 2 | Y1 | output | Inverted output of gate 1 (Y = /A). CMOS push-pull output, drives up to 10 LSTTL loads; Iout max +/-25 mA per pin. |+| 3 | A2 | input | Schmitt-trigger input of inverter 2. |+| 4 | Y2 | output | Inverted output of gate 2 (Y = /A). CMOS push-pull output. |+| 5 | A3 | input | Schmitt-trigger input of inverter 3. |+| 6 | Y3 | output | Inverted output of gate 3 (Y = /A). |+| 7 | GND | power_in | Ground reference (0 V). Datasheet explicitly notes 'Pin 7 = GND'. |+| 8 | Y4 | output | Inverted output of gate 4 (Y = /A). |+| 9 | A4 | input | Schmitt-trigger input of inverter 4. |+| 10 | Y5 | output | Inverted output of gate 5 (Y = /A). |+| 11 | A5 | input | Schmitt-trigger input of inverter 5. |+| 12 | Y6 | output | Inverted output of gate 6 (Y = /A). |+| 13 | A6 | input | Schmitt-trigger input of inverter 6. |+| 14 | VCC | power_in | Positive supply voltage. Operating range 2.0 V to 6.0 V (absolute max 7.0 V). Datasheet notes 'Pin 14 = Vcc'. Bypass with 0.1 uF ceramic to GND close to pin. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | onsemi |+| Package | SOIC-14 |+| Category | Logic |+| Pins | 14 |++## Ordering variants++- `MC74HC14ADR2GADG`+- `MC74HC14ADR2GADR2G`+- `MC74HC14ADR2GADTG`+- `MC74HC14ADR2GADTR2G`++## CAD (KiCad official)++- Symbol: `MC74HC14ADR2G`+- 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:** [onsemi datasheet](https://www.onsemi.com/pdf/datasheet/mc74hc14a-d.pdf) (7 pp, sha256 `b9c1487aaeb2602f`, 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/mc74hc14adr2g-datasheet.pdf)

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