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74AHCT125T14-13

Public Made by Adom

by adom

Diodes Incorporated Buffers, Drivers, Receivers, Transceivers, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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74AHCT125T14-13

Diodes Incorporated · Buffers, Drivers, Receivers, Transceivers · TSSOP-14

74AHCT125T14-13 from Diodes Incorporated, 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 1OE input Data enable input for buffer 1, active low; driving it high places output 1Y in the high-impedance state.
2 1A input Data input for buffer 1, TTL voltage level compatible with Schmitt trigger action.
3 1Y tri_state Data output of buffer 1 with 3-state capability, sinking or sourcing 8mA at VCC = 4.5V.
4 2OE input Data enable input for buffer 2, active low; driving it high places output 2Y in the high-impedance state.
5 2A input Data input for buffer 2, TTL voltage level compatible with Schmitt trigger action.
6 2Y tri_state Data output of buffer 2 with 3-state capability, sinking or sourcing 8mA at VCC = 4.5V.
7 GND power_in Ground reference for the device.
8 3Y tri_state Data output of buffer 3 with 3-state capability, sinking or sourcing 8mA at VCC = 4.5V.
9 3A input Data input for buffer 3, TTL voltage level compatible with Schmitt trigger action.
10 3OE input Data enable input for buffer 3, active low; driving it high places output 3Y in the high-impedance state.
11 4Y tri_state Data output of buffer 4 with 3-state capability, sinking or sourcing 8mA at VCC = 4.5V.
12 4A input Data input for buffer 4, TTL voltage level compatible with Schmitt trigger action.
13 4OE input Data enable input for buffer 4, active low; driving it high places output 4Y in the high-impedance state.
14 VCC power_in Supply voltage, 4.5V to 5.5V recommended operating range.

Key specifications

Parameter Value
Manufacturer Diodes Incorporated
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
Human Body Model ESD Protection ESD HBM 2 KV 2
Charged Device Model ESD Protection ESD CDM 1 KV 2
Machine Model ESD Protection ESD MM 200 V 2
Supply Voltage Range VCC -0.5 7 V 2
Input Voltage Range VI -0.5 7 V 2
Input Clamp Current IIK -20 mA VI < -0.5V 2
Output Clamp Current IOK -20 mA VO < 0V 2
Output Clamp Current IOK 20 mA VO > VCC 2
Continuous Output Current IO -25 25 mA 0V < VO < VCC 2
Continuous Current Through VCC ICC 50 mA 2
Continuous Current Through GND IGND -50 mA 2
Operating Junction Temperature TJ -40 150 °C 2
Storage Temperature TSTG -65 150 °C 2
Total Power Dissipation PTOT 500 mW 2
Supply Voltage VCC 4.5 5.5 V 3
Input Voltage VI 0 5.5 V 3
Output Voltage VO 0 V maximum printed as VCC 3
Input Transition Rise or Fall Rate Δt/ΔV 20 ns/V 3
Operating Free-Air Temperature TA -40 125 °C 3
High-Level Input Voltage VIH 2 V 4.5V to 5.5V; TA = -40°C to +85°C 3
Low-Level Input Voltage VIL 0.8 V 4.5V to 5.5V; TA = -40°C to +85°C 3
High-Level Output Voltage VOH 4.4 V IOH = -50μA; VCC 4.5V; TA = -40°C to +85°C 3
High-Level Output Voltage VOH 3.8 V IOH = -8mA; VCC 4.5V; TA = -40°C to +85°C 3
High-Level Output Voltage VOH 3.7 V IOH = -8mA; VCC 4.5V; TA = -40°C to +125°C 3
Low-Level Output Voltage VOL 0.1 V IOL = 50μA; VCC 4.5V; TA = -40°C to +85°C 3
Low-Level Output Voltage VOL 0.44 V IOL = 8mA; VCC 4.5V; TA = -40°C to +85°C 3
Low-Level Output Voltage VOL 0.55 V IOL = 8mA; VCC 4.5V; TA = -40°C to +125°C 3
Z State Leakage Current IOZ -2.5 2.5 μA VO = 0 to 5.5V; VCC 5.5V; TA = -40°C to +85°C 3
Z State Leakage Current IOZ -10 10 μA VO = 0 to 5.5V; VCC 5.5V; TA = -40°C to +125°C 3
Input Current II -1 1 μA VI = GND to 5.5V; VCC 3.6V; TA = -40°C to +85°C 3
Input Current II -2 2 μA VI = GND to 5.5V; VCC 3.6V; TA = -40°C to +125°C 3
Supply Current ICC 20 μA VI = GND or VCC, IO = 0; VCC 3.6V; TA = -40°C to +85°C 3
Supply Current ICC 40 μA VI = GND or VCC, IO = 0; VCC 3.6V; TA = -40°C to +125°C 3
Additional Supply Current ΔICC 1.35 mA One input at VCC -2.1V; other pins at VCC or GND; VCC 5.5V; TA = -40°C to +85°C 3
Additional Supply Current ΔICC 5 mA One input at VCC -2.1V; other pins at VCC or GND; VCC 5.5V; TA = -40°C to +125°C 3
Propagation Delay AN to YN tPD 0.5 3 5.5 ns Figure 1 CL = 15pF; TA = +25°C 3
Propagation Delay AN to YN tPD 0.5 6.5 ns Figure 1 CL = 15pF; TA = -40°C to +85°C 3
Propagation Delay AN to YN tPD 0.5 7 ns Figure 1 CL = 15pF; TA = -40°C to +125°C 3
Propagation Delay AN to YN tPD 0.5 4.3 7.5 ns Figure 1 CL = 50pF; TA = +25°C 3
Propagation Delay AN to YN tPD 0.5 8.5 ns Figure 1 CL = 50pF; TA = -40°C to +85°C 3
Propagation Delay AN to YN tPD 0.5 9.5 ns Figure 1 CL = 50pF; TA = -40°C to +125°C 3
Enable Time OEN to YN tEN 0.5 6.7 10.7 ns Figure 1 CL = 15pF; TA = +25°C 3
Enable Time OEN to YN tEN 0.5 11 ns Figure 1 CL = 15pF; TA = -40°C to +85°C 3
Enable Time OEN to YN tEN 0.5 11.5 ns Figure 1 CL = 15pF; TA = -40°C to +125°C 3
Enable Time OEN to YN tEN 0.5 9.8 10.9 ns Figure 1 CL = 50pF; TA = +25°C 3
Enable Time OEN to YN tEN 0.5 12.1 ns Figure 1 CL = 50pF; TA = -40°C to +85°C 3
Enable Time OEN to YN tEN 0.5 12.5 ns Figure 1 CL = 50pF; TA = -40°C to +125°C 3
Disable Time OEN to YN tDIS 0.5 4.8 6.8 ns Figure 1 CL = 15pF; TA = +25°C 3
Disable Time OEN to YN tDIS 0.5 8 ns Figure 1 CL = 15pF; TA = -40°C to +85°C 3
Disable Time OEN to YN tDIS 0.5 8.5 ns Figure 1 CL = 15pF; TA = -40°C to +125°C 3
Disable Time OEN to YN tDIS 0.5 6.5 8.9 ns Figure 1 CL = 50pF; TA = +25°C 3
Disable Time OEN to YN tDIS 0.5 10 ns Figure 1 CL = 50pF; TA = -40°C to +85°C 3
Disable Time OEN to YN tDIS 0.5 11.5 ns Figure 1 CL = 50pF; TA = -40°C to +125°C 3

CAD (KiCad official)

  • Symbol: 74AHCT125T14-13
  • Footprint: Package_SO:TSSOP-14_4.4x5mm_P0.65mm
  • 3D model: TSSOP-14 (KiCad packages3D, STEP)
  • 3D model files: 74ahct125t14-13-etched.step / 74ahct125t14-13-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 74ahct125t14-13.step / 74ahct125t14-13.glb are the bare package body.

Provenance

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

  • Datasheet: Diodes Incorporated datasheet (8 pp, sha256 3da40e0a973f35e5, 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