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74AC14SCX

Public Made by Adom

by adom

onsemi Inverters, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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74AC14SCX

onsemi · Inverters · SOIC-14

74AC14SCX 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 I0 input Schmitt trigger input of inverter 0; input voltage 0V to VCC.
2 O0 output Inverted output of gate 0; sources/sinks 24mA.
3 I1 input Schmitt trigger input of inverter 1; input voltage 0V to VCC.
4 O1 output Inverted output of gate 1; sources/sinks 24mA.
5 I2 input Schmitt trigger input of inverter 2; input voltage 0V to VCC.
6 O2 output Inverted output of gate 2; sources/sinks 24mA.
7 GND power_in Ground pin.
8 O3 output Inverted output of gate 3; sources/sinks 24mA.
9 I3 input Schmitt trigger input of inverter 3; input voltage 0V to VCC.
10 O4 output Inverted output of gate 4; sources/sinks 24mA.
11 I4 input Schmitt trigger input of inverter 4; input voltage 0V to VCC.
12 O5 output Inverted output of gate 5; sources/sinks 24mA.
13 I5 input Schmitt trigger input of inverter 5; input voltage 0V to VCC.
14 VCC power_in Supply voltage, 2.0V to 6.0V recommended for 74AC (absolute maximum 7.0V).

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
Supply Voltage VCC 2 6 V AC 4
Input Voltage VI 0 V 0V to VCC 4
Output Voltage VO 0 V 0V to VCC 4
Operating Temperature TA -40 85 °C 4
Supply Voltage VCC -0.5 7 V 4
DC Input Diode Current IIK -20 20 mA VI < -0.5V: -20mA; VI > VCC + 1.5: +20mA 4
DC Input Voltage VI -0.5 V -0.5V to VCC + 1.5V 4
DC Output Diode Current IOK -20 20 mA VO < -0.5V: -20mA; VO > VCC + 0.5V: +20mA 4
DC Output Voltage VO -0.5 V -0.5V to VCC + 0.5V 4
DC Output Source or Sink Current IO -50 50 mA ±50mA 4
DC VCC or Ground Current per Output Pin ICC or IGND -50 50 mA ±50mA 4
Storage Temperature TSTG -65 150 °C 4
Junction Temperature TJ 140 °C 4
Minimum HIGH Level Output Voltage VOH 2.9 2.99 V VCC 3.0V, IOUT -50µA, TA -40°C to +85°C 5
Minimum HIGH Level Output Voltage VOH 4.4 4.49 V VCC 4.5V, IOUT -50µA, TA -40°C to +85°C 5
Minimum HIGH Level Output Voltage VOH 5.4 5.49 V VCC 5.5V, IOUT -50µA, TA -40°C to +85°C 5
Minimum HIGH Level Output Voltage VOH 2.46 2.56 V VCC 3.0V, IOH 12mA, TA -40°C to +85°C 5
Minimum HIGH Level Output Voltage VOH 3.76 3.86 V VCC 4.5V, IOH 24mA, TA -40°C to +85°C 5
Minimum HIGH Level Output Voltage VOH 4.76 4.86 V VCC 5.5V, IOH 24mA(1), TA -40°C to +85°C 5
Maximum LOW Level Output Voltage VOL 0.002 0.1 V VCC 3.0V, IOUT 50µA, TA -40°C to +85°C 5
Maximum LOW Level Output Voltage VOL 0.001 0.1 V VCC 4.5V, IOUT 50µA, TA -40°C to +85°C 5
Maximum LOW Level Output Voltage VOL 0.36 0.44 V VCC 3.0V, IOL 12mA, TA -40°C to +85°C 5
Maximum Input Leakage Current IIN -1 1 µA VCC 5.5V, VI VCC, GND, TA -40°C to +85°C 5
Maximum Positive Threshold Vt+ 2.2 V VCC 3.0V, TA Worst Case 5
Maximum Positive Threshold Vt+ 3.2 V VCC 4.5V, TA Worst Case 5
Maximum Positive Threshold Vt+ 3.9 V VCC 5.5V, TA Worst Case 5
Minimum Negative Threshold Vt- 0.5 V VCC 3.0V, TA Worst Case 5
Minimum Negative Threshold Vt- 0.9 V VCC 4.5V, TA Worst Case 5
Minimum Negative Threshold Vt- 1.1 V VCC 5.5V, TA Worst Case 5
Maximum Hysteresis VH(MAX) 1.2 V VCC 3.0V, TA Worst Case 5
Maximum Hysteresis VH(MAX) 1.4 V VCC 4.5V, TA Worst Case 5
Maximum Hysteresis VH(MAX) 1.6 V VCC 5.5V, TA Worst Case 5
Minimum Hysteresis VH(MIN) 0.3 V VCC 3.0V, TA Worst Case 5
Minimum Hysteresis VH(MIN) 0.4 V VCC 4.5V, TA Worst Case 5
Minimum Hysteresis VH(MIN) 0.5 V VCC 5.5V, TA Worst Case 5
Minimum Dynamic Output Current (low) IOLD 75 mA VCC 5.5V, VOLD 1.65V Max. 5
Minimum Dynamic Output Current (high) IOHD -75 mA VCC 5.5V, VOHD 3.85V Min. 5
Maximum Quiescent Supply Current ICC 2 20 µA VCC 5.5V, VIN VCC or GND, TA -40°C to +85°C 5
Propagation Delay tPLH 1.5 9.5 15 ns VCC 3.3V, CL 50pF, TA -40°C to +85°C 7
Propagation Delay tPLH 1.5 7 11 ns VCC 5.0V, CL 50pF, TA -40°C to +85°C 7
Propagation Delay tPHL 1.5 7.5 13 ns VCC 3.3V, CL 50pF, TA -40°C to +85°C 7
Propagation Delay tPHL 1.5 6 9.5 ns VCC 5.0V, CL 50pF, TA -40°C to +85°C 7
Input Capacitance CIN 4.5 pF VCC OPEN 7
Power Dissipation Capacitance (AC) CPD 25 pF VCC 5.0V 7

CAD (KiCad official)

  • Symbol: 74AC14SCX
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOIC-14 (KiCad packages3D, STEP)
  • 3D model files: 74ac14scx-etched.step / 74ac14scx-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 74ac14scx.step / 74ac14scx.glb are the bare package body.

Provenance

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

  • Datasheet: onsemi datasheet (11 pp, sha256 d62c1b4042c5b3eb, retrieved 2026-10-30, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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