component
MC74HC14ADG
Public Made by Adomby adom
onsemi Inverters, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.md+102docs/hero.pngdocs/mc74hc14adg-datasheet.pdf+5400mc74hc14adg-etched.glbmc74hc14adg-hero.glbmc74hc14adg-hero.overlay.json+392mc74hc14adg.glbmc74hc14adg.kicad_mod+336mc74hc14adg.kicad_sym+69mc74hc14adg.lbr+148mc74hc14adg.step+4824package.json+226page.json+232viewers/footprint.html+1viewers/symbol.html+1README.mdadded+102@@ -0,0 +1,102 @@+# MC74HC14ADG++**onsemi** · Inverters · SOIC-14++MC74HC14ADG from onsemi, in a SOIC-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 | A1 | input | Schmitt-trigger inverter 1 input with CMOS-level thresholds; input voltage 0 to VCC, and an unused input must be tied to GND or VCC. |+| 2 | Y1 | output | Inverter 1 output (Y = A inverted), drives 10 LSTTL loads; unused outputs must be left open. |+| 3 | A2 | input | Schmitt-trigger inverter 2 input with CMOS-level thresholds; input voltage 0 to VCC, and an unused input must be tied to GND or VCC. |+| 4 | Y2 | output | Inverter 2 output (Y = A inverted), drives 10 LSTTL loads; unused outputs must be left open. |+| 5 | A3 | input | Schmitt-trigger inverter 3 input with CMOS-level thresholds; input voltage 0 to VCC, and an unused input must be tied to GND or VCC. |+| 6 | Y3 | output | Inverter 3 output (Y = A inverted), drives 10 LSTTL loads; unused outputs must be left open. |+| 7 | GND | power_in | Ground pin (0 V reference for supply and all logic levels). |+| 8 | Y4 | output | Inverter 4 output (Y = A inverted), drives 10 LSTTL loads; unused outputs must be left open. |+| 9 | A4 | input | Schmitt-trigger inverter 4 input with CMOS-level thresholds; input voltage 0 to VCC, and an unused input must be tied to GND or VCC. |+| 10 | Y5 | output | Inverter 5 output (Y = A inverted), drives 10 LSTTL loads; unused outputs must be left open. |+| 11 | A5 | input | Schmitt-trigger inverter 5 input with CMOS-level thresholds; input voltage 0 to VCC, and an unused input must be tied to GND or VCC. |+| 12 | Y6 | output | Inverter 6 output (Y = A inverted), drives 10 LSTTL loads; unused outputs must be left open. |+| 13 | A6 | input | Schmitt-trigger inverter 6 input with CMOS-level thresholds; input voltage 0 to VCC, and an unused input must be tied to GND or VCC. |+| 14 | VCC | power_in | Positive supply pin, operating range 2.0 to 6.0 V (absolute maximum 6.5 V) for MC74HC14A. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | onsemi |+| Package | SOIC-14 |+| Category | Logic ICs |+| 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 |+|---|---|---|---|---|---|---|---|+| DC Supply Voltage | VCC | -0.5 | | 6.5 | V | | 2 |+| DC Input Voltage | VIN | -0.5 | | | V | max is VCC + 0.5 | 2 |+| DC Output Voltage | VOUT | -0.5 | | | V | max is VCC + 0.5 | 2 |+| DC Input Current, per Pin | IIN | -20 | | 20 | mA | | 2 |+| DC Output Current, per Pin | IOUT | -25 | | 25 | mA | | 2 |+| DC Supply Current, VCC and GND Pins | ICC | -50 | | 50 | mA | | 2 |+| Input Clamp Current | IIK | -20 | | 20 | mA | VIN < 0 or VIN > VCC | 2 |+| Output Clamp Current | IOK | -20 | | 20 | mA | VOUT < 0 or VOUT > VCC | 2 |+| Storage Temperature | TSTG | -65 | | 150 | °C | | 2 |+| Lead Temperature | TL | | | 260 | °C | 1 mm from case for 10 seconds | 2 |+| Junction Temperature Under Bias | TJ | -150 | | 150 | °C | | 2 |+| ESD Withstand Voltage, HBM | VESD | 4000 | | | V | Human Body Model | 2 |+| ESD Withstand Voltage, CDM | VESD | 1000 | | | V | Charged Device Model | 2 |+| Thermal Resistance | θJA | | | 116 | °C/W | SOIC-14 NB, FR4 board per JESD51-7 | 2 |+| Power Dissipation in Still Air | PD | | | 1077 | mW | SOIC-14 NB, at 25 °C | 2 |+| DC Supply Voltage (MC74HC) | VCC | 2 | | 6 | V | Referenced to GND | 2 |+| DC Input/Output Voltage (MC74HC) | VIN, VOUT | 0 | | | V | max is VCC; referenced to GND | 2 |+| Operating Free-Air Temperature | TA | -55 | | 125 | °C | MC74HC | 2 |+| Maximum Positive-Going Input Threshold Voltage | VT+ max | | | 3.15 | V | VCC = 4.5 V, Vout = 0.1V, /Iout/ ≤ 20µA, -55 to 25 °C | 3 |+| Minimum Positive-Going Input Threshold Voltage | VT+ min | 2.3 | | | V | VCC = 4.5 V, Vout = 0.1V, /Iout/ ≤ 20µA, -55 to 25 °C | 3 |+| Minimum Positive-Going Input Threshold Voltage | VT+ min | 2.25 | | | V | VCC = 4.5 V, Vout = 0.1V, /Iout/ ≤ 20µA, ≤125 °C | 3 |+| Maximum Negative-Going Input Threshold Voltage | VT− max | | | 2 | V | VCC = 4.5 V, Vout = VCC − 0.1V, /Iout/ ≤ 20µA, -55 to 25 °C | 3 |+| Maximum Negative-Going Input Threshold Voltage | VT− max | | | 2.05 | V | VCC = 4.5 V, Vout = VCC − 0.1V, /Iout/ ≤ 20µA, ≤125 °C | 3 |+| Minimum Negative-Going Input Threshold Voltage | VT− min | 0.9 | | | V | VCC = 4.5 V, Vout = VCC − 0.1V, /Iout/ ≤ 20µA, -55 to 25 °C | 3 |+| Maximum Hysteresis Voltage | VHmax | | | 2.25 | V | VCC = 4.5 V, Vout = 0.1V or VCC − 0.1V, /Iout/ ≤ 20µA, -55 to 25 °C | 3 |+| Minimum Hysteresis Voltage | VHmin | 0.4 | | | V | VCC = 4.5 V, Vout = 0.1V or VCC − 0.1V, /Iout/ ≤ 20µA, -55 to 25 °C | 3 |+| Minimum High-Level Output Voltage | VOH | 4.4 | | | V | VCC = 4.5 V, Vin ≤ VT− min, /Iout/ ≤ 20µA, -55 to 25 °C | 3 |+| Minimum High-Level Output Voltage | VOH | 3.98 | | | V | VCC = 4.5 V, Vin ≤ VT− min, /Iout/ ≤ 4.0mA, -55 to 25 °C | 3 |+| Minimum High-Level Output Voltage | VOH | 3.7 | | | V | VCC = 4.5 V, Vin ≤ VT− min, /Iout/ ≤ 4.0mA, ≤125 °C | 3 |+| Maximum Low-Level Output Voltage | VOL | | | 0.1 | V | VCC = 4.5 V, Vin ≥ VT+ max, /Iout/ ≤ 20µA, -55 to 25 °C | 3 |+| Maximum Low-Level Output Voltage | VOL | | | 0.26 | V | VCC = 4.5 V, Vin ≥ VT+ max, /Iout/ ≤ 4.0mA, -55 to 25 °C | 3 |+| Maximum Low-Level Output Voltage | VOL | | | 0.4 | V | VCC = 4.5 V, Vin ≥ VT+ max, /Iout/ ≤ 4.0mA, ≤125 °C | 3 |+| Maximum Input Leakage Current | Iin | -0.1 | | 0.1 | µA | Vin = VCC or GND, VCC = 6.0 V, -55 to 25 °C | 3 |+| Maximum Input Leakage Current | Iin | -1 | | 1 | µA | Vin = VCC or GND, VCC = 6.0 V, ≤85 °C and ≤125 °C | 3 |+| Maximum Quiescent Supply Current (per Package) | ICC | | | 1 | µA | Vin = VCC or GND, Iout = 0A, VCC = 6.0 V, -55 to 25 °C | 3 |+| Maximum Quiescent Supply Current (per Package) | ICC | | | 10 | µA | Vin = VCC or GND, Iout = 0A, VCC = 6.0 V, ≤85 °C | 3 |+| Maximum Quiescent Supply Current (per Package) | ICC | | | 40 | µA | Vin = VCC or GND, Iout = 0A, VCC = 6.0 V, ≤125 °C | 3 |+| Maximum Propagation Delay, Input A to Output Y | tPLH, tPHL | | | 15 | ns | VCC = 4.5 V, -55 to 25 °C | 3 |+| Maximum Propagation Delay, Input A to Output Y | tPLH, tPHL | | | 19 | ns | VCC = 4.5 V, ≤85 °C | 3 |+| Maximum Propagation Delay, Input A to Output Y | tPLH, tPHL | | | 22 | ns | VCC = 4.5 V, ≤125 °C | 3 |+| Maximum Output Transition Time, Any Output | tTLH, tTHL | | | 15 | ns | VCC = 4.5 V, -55 to 25 °C | 3 |+| Maximum Output Transition Time, Any Output | tTLH, tTHL | | | 19 | ns | VCC = 4.5 V, ≤85 °C | 3 |+| Maximum Output Transition Time, Any Output | tTLH, tTHL | | | 22 | ns | VCC = 4.5 V, ≤125 °C | 3 |+| Maximum Input Capacitance | Cin | | | 10 | pF | | 3 |+| Power Dissipation Capacitance (Per Inverter) | CPD | | 22 | | pF | Typical @ 25 °C, VCC = 5.0 V | 3 |++## CAD (KiCad official)++- Symbol: `MC74HC14ADG`+- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`+- 3D model: SOIC-14 (KiCad packages3D, STEP)+- 3D model files: `mc74hc14adg-etched.step` / `mc74hc14adg-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mc74hc14adg.step` / `mc74hc14adg.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [onsemi datasheet](https://www.onsemi.com/pdf/datasheet/mc74hc14a-d.pdf) (11 pp, sha256 `d847bd270a716f3a`, retrieved 2026-10-22, tier: manufacturer)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-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/mc74hc14adg-datasheet.pdf)
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