# 74AHC14PW

**Nexperia** · Inverters · TSSOP-14

74AHC14PW from Nexperia, in a TSSOP-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 | Data input of inverter 1 with Schmitt-trigger behaviour; overvoltage tolerant to 5.5 V. |
| 2 | 1Y | output | Data output of inverter 1, which is the logic inverse of input 1A per the function table. |
| 3 | 2A | input | Data input of inverter 2 with Schmitt-trigger behaviour; overvoltage tolerant to 5.5 V. |
| 4 | 2Y | output | Data output of inverter 2, which is the logic inverse of input 2A per the function table. |
| 5 | 3A | input | Data input of inverter 3 with Schmitt-trigger behaviour; overvoltage tolerant to 5.5 V. |
| 6 | 3Y | output | Data output of inverter 3, which is the logic inverse of input 3A per the function table. |
| 7 | GND | power_in | Ground (0 V) reference for all voltages in the datasheet. |
| 8 | 4Y | output | Data output of inverter 4, which is the logic inverse of input 4A per the function table. |
| 9 | 4A | input | Data input of inverter 4 with Schmitt-trigger behaviour; overvoltage tolerant to 5.5 V. |
| 10 | 5Y | output | Data output of inverter 5, which is the logic inverse of input 5A per the function table. |
| 11 | 5A | input | Data input of inverter 5 with Schmitt-trigger behaviour; overvoltage tolerant to 5.5 V. |
| 12 | 6Y | output | Data output of inverter 6, which is the logic inverse of input 6A per the function table. |
| 13 | 6A | input | Data input of inverter 6 with Schmitt-trigger behaviour; overvoltage tolerant to 5.5 V. |
| 14 | VCC | power_in | Supply voltage; 2.0 V to 5.5 V for 74AHC14 and 4.5 V to 5.5 V for 74AHCT14. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Nexperia |
| Package | TSSOP-14 |
| Category | Logic |
| Pins | 14 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply voltage | VCC | -0.5 |  | 7 | V |  | 3 |
| Input voltage | VI | -0.5 |  | 7 | V |  | 3 |
| Input clamping current | IIK | -20 |  |  | mA | VI < -0.5 V | 3 |
| Output clamping current | IOK | -20 |  | 20 | mA | VO < -0.5 V or VO > VCC + 0.5 V | 3 |
| Output current | IO | -25 |  | 25 | mA | VO = -0.5 V to (VCC + 0.5 V) | 3 |
| Supply current | ICC |  |  | 75 | mA |  | 3 |
| Ground current | IGND | -75 |  |  | mA |  | 3 |
| Storage temperature | Tstg | -65 |  | 150 | °C |  | 3 |
| Total power dissipation | Ptot |  |  | 500 | mW | Tamb = -40 °C to +125 °C | 3 |
| Supply voltage (74AHC14) | VCC | 2 | 5 | 5.5 | V |  | 4 |
| Input voltage | VI | 0 |  | 5.5 | V |  | 4 |
| Output voltage | VO | 0 |  |  | V |  | 4 |
| Ambient temperature | Tamb | -40 | 25 | 125 | °C |  | 4 |
| HIGH-level output voltage | VOH | 1.9 | 2 |  | V | VI = VT+ or VT-; IO = -50 μA; VCC = 2.0 V | 4 |
| HIGH-level output voltage | VOH | 2.9 | 3 |  | V | VI = VT+ or VT-; IO = -50 μA; VCC = 3.0 V | 4 |
| HIGH-level output voltage | VOH | 4.4 | 4.5 |  | V | VI = VT+ or VT-; IO = -50 μA; VCC = 4.5 V | 4 |
| HIGH-level output voltage | VOH | 2.58 |  |  | V | VI = VT+ or VT-; IO = -4.0 mA; VCC = 3.0 V | 4 |
| HIGH-level output voltage | VOH | 2.4 |  |  | V | -40 °C to +125 °C; VI = VT+ or VT-; IO = -4.0 mA; VCC = 3.0 V | 4 |
| HIGH-level output voltage | VOH | 3.94 |  |  | V | VI = VT+ or VT-; IO = -8.0 mA; VCC = 4.5 V | 4 |
| HIGH-level output voltage | VOH | 3.7 |  |  | V | -40 °C to +125 °C; VI = VT+ or VT-; IO = -8.0 mA; VCC = 4.5 V | 4 |
| LOW-level output voltage | VOL |  | 0 | 0.1 | V | VI = VT+ or VT-; IO = 50 μA; VCC = 2.0 V | 4 |
| LOW-level output voltage | VOL |  |  | 0.36 | V | VI = VT+ or VT-; IO = 4.0 mA; VCC = 3.0 V | 4 |
| LOW-level output voltage | VOL |  |  | 0.55 | V | -40 °C to +125 °C; VI = VT+ or VT-; IO = 4.0 mA; VCC = 3.0 V | 4 |
| Input leakage current | II |  |  | 0.1 | μA | VI = 5.5 V or GND; VCC = 0 V to 5.5 V | 4 |
| Input leakage current | II |  |  | 2 | μA | -40 °C to +125 °C; VI = 5.5 V or GND; VCC = 0 V to 5.5 V | 4 |
| Supply current | ICC |  |  | 2 | μA | VI = VCC or GND; IO = 0 A; VCC = 5.5 V | 4 |
| Supply current | ICC |  |  | 40 | μA | -40 °C to +125 °C; VI = VCC or GND; IO = 0 A; VCC = 5.5 V | 4 |
| Input capacitance | CI |  | 3 | 10 | pF |  | 4 |
| Positive-going threshold voltage | VT+ |  |  | 2.2 | V | VCC = 3.0 V | 7 |
| Positive-going threshold voltage | VT+ |  |  | 3.15 | V | VCC = 4.5 V | 7 |
| Positive-going threshold voltage | VT+ |  |  | 3.85 | V | VCC = 5.5 V | 7 |
| Negative-going threshold voltage | VT- | 0.9 |  |  | V | VCC = 3.0 V | 7 |
| Negative-going threshold voltage | VT- | 1.35 |  |  | V | VCC = 4.5 V | 7 |
| Negative-going threshold voltage | VT- | 1.65 |  |  | V | VCC = 5.5 V | 7 |
| Hysteresis voltage | VH | 0.3 |  | 1.2 | V | VCC = 3.0 V | 7 |
| Hysteresis voltage | VH | 0.25 |  | 1.2 | V | -40 °C to +125 °C; VCC = 3.0 V | 7 |
| Hysteresis voltage | VH | 0.4 |  | 1.4 | V | VCC = 4.5 V | 7 |
| Hysteresis voltage | VH | 0.35 |  | 1.4 | V | -40 °C to +125 °C; VCC = 4.5 V | 7 |
| Hysteresis voltage | VH | 0.5 |  | 1.6 | V | VCC = 5.5 V | 7 |
| Hysteresis voltage | VH | 0.45 |  | 1.6 | V | -40 °C to +125 °C; VCC = 5.5 V | 7 |
| Propagation delay nA to nY | tpd |  | 4.3 | 12.8 | ns | see Fig. 4; VCC = 3.0 V to 3.6 V; CL = 15 pF | 5 |
| Propagation delay nA to nY | tpd | 1 |  | 16 | ns | -40 °C to +125 °C; see Fig. 4; VCC = 3.0 V to 3.6 V; CL = 15 pF | 5 |
| Propagation delay nA to nY | tpd |  | 5.8 | 16.3 | ns | see Fig. 4; VCC = 3.0 V to 3.6 V; CL = 50 pF | 5 |
| Propagation delay nA to nY | tpd | 1 |  | 20.5 | ns | -40 °C to +125 °C; see Fig. 4; VCC = 3.0 V to 3.6 V; CL = 50 pF | 5 |
| Propagation delay nA to nY | tpd |  | 3.2 | 8.6 | ns | see Fig. 4; VCC = 4.5 V to 5.5 V; CL = 15 pF | 5 |
| Propagation delay nA to nY | tpd | 1 |  | 11 | ns | -40 °C to +125 °C; see Fig. 4; VCC = 4.5 V to 5.5 V; CL = 15 pF | 5 |
| Propagation delay nA to nY | tpd |  | 4.2 | 10.6 | ns | see Fig. 4; VCC = 4.5 V to 5.5 V; CL = 50 pF | 5 |
| Propagation delay nA to nY | tpd | 1 |  | 13.5 | ns | -40 °C to +125 °C; see Fig. 4; VCC = 4.5 V to 5.5 V; CL = 50 pF | 5 |

## CAD (KiCad official)

- Symbol: `74AHC14PW`
- Footprint: `Package_SO:TSSOP-14_4.4x5mm_P0.65mm`
- 3D model: TSSOP-14 (KiCad packages3D, STEP)
- 3D model files: `74ahc14pw-etched.step` / `74ahc14pw-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `74ahc14pw.step` / `74ahc14pw.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Nexperia datasheet](https://assets.nexperia.com/documents/data-sheet/74AHC14PW.pdf) (16 pp, sha256 `4155d1136ca2efac`, retrieved 2026-10-17, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (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/74ahc14pw-datasheet.pdf)