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Contents

README

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SN74LV1T125DC

lingxingic · Buffers, Drivers, Receivers, Transceivers · SOT-353

SN74LV1T125DC from lingxingic, in a SOT-353. 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 OE input Active-high output enable that controls the three-state output; a high level on OE places Y in the high-impedance (Z) state, per the function table.
2 A input Data input whose recommended voltage range is 0 V to 5.5 V, with input rise/fall rate limited to 20 ns/V for VCC = 1.8 V to 5.0 V.
3 GND power_in Ground reference pin at 0 V.
4 Y output Three-state data output that swings between 0 V and VCC in the high or low state and goes high impedance when OE is high.
5 VCC power_in Supply voltage with recommended range 1.6 V to 5.5 V (typical 5.0 V) and an absolute maximum rating of 7.0 V.

Key specifications

Parameter Value
Manufacturer lingxingic
Package SOT-353
Category Logic
Pins 5

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 5
Input voltage VI -0.5 7 V 5
Output voltage (high or low state) VO -0.5 V output high or low state; max printed as VCC+0.5 V 5
Output voltage (three-state or power-off) VO -0.5 4.6 V three-state or power-off state 5
Input clamp current IIK -20 mA VI<0V 5
Output clamp current IOK -20 20 mA VO<0V or VO>VCC 5
Output current IO -25 25 mA VO=0V~VCC 5
Supply current ICC 50 mA 5
Ground current IGND -50 mA 5
Storage temperature Tstg -65 150 ℃ 5
Total power dissipation Ptot 250 mW Tamb=-40℃~+125℃ 5
Soldering temperature TL 260 ℃ 10 s 5
Supply voltage (recommended) VCC 1.6 5 5.5 V 5
Input voltage (recommended) VI 0 5.5 V 5
Output voltage (recommended) VO 0 V output high or low state; max printed as VCC 5
Ambient operating temperature Tamb -40 125 ℃ 5
Input rise and fall rate Δt/ΔV 20 ns/V VCC=1.8V~5.0V 5
High-level input voltage VIH 1 V Tamb=-40℃~+125℃; VCC=1.65V~1.8V 8
High-level input voltage VIH 1.03 V Tamb=-40℃~+125℃; VCC=2.0V 8
High-level input voltage VIH 1.18 V Tamb=-40℃~+125℃; VCC=2.25V~2.5V 8
High-level input voltage VIH 1.23 V Tamb=-40℃~+125℃; VCC=2.75V 8
High-level input voltage VIH 1.37 V Tamb=-40℃~+125℃; VCC=3.0V~3.3V 8
High-level input voltage VIH 1.48 V Tamb=-40℃~+125℃; VCC=3.6V 8
High-level input voltage VIH 2.03 V Tamb=-40℃~+125℃; VCC=4.5V~5.0V 8
High-level input voltage VIH 2.11 V Tamb=-40℃~+125℃; VCC=5.5V 8
Low-level input voltage VIL 0.55 V Tamb=-40℃~+125℃; VCC=1.65V~2.0V 8
Low-level input voltage VIL 0.71 V Tamb=-40℃~+125℃; VCC=2.25V~2.75V 8
Low-level input voltage VIL 0.65 V Tamb=-40℃~+125℃; VCC=3.0V~3.6V 8
Low-level input voltage VIL 0.8 V Tamb=-40℃~+125℃; VCC=4.5V~5.5V 8
High-level output voltage VOH 1.21 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=1.65V; IO=-2mA 8
High-level output voltage VOH 1.45 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=1.8V; IO=-2mA 8
High-level output voltage VOH 2 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=2.3V; IO=-2.3mA 8
High-level output voltage VOH 1.93 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=2.3V; IO=-3mA 8
High-level output voltage VOH 2.15 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=2.5V; IO=-3mA 8
High-level output voltage VOH 2.7 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=3.0V; IO=-3mA 8
High-level output voltage VOH 2.49 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=3.0V; IO=-5.5mA 8
High-level output voltage VOH 2.8 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=3.3V; IO=-5.5mA 8
High-level output voltage VOH 4.1 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=4.5V; IO=-4mA 8
High-level output voltage VOH 3.95 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=4.5V; IO=-8mA 8
High-level output voltage VOH 4.5 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=5.0V; IO=-8mA 8
Low-level output voltage VOL 0.1 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=1.65V~5.5V; IO=20uA 8
Low-level output voltage VOL 0.25 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=1.65V; IO=2mA 8
Low-level output voltage VOL 0.15 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=2.3V; IO=2.3mA 8
Low-level output voltage VOL 0.2 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=2.3V; IO=3mA 8
Low-level output voltage VOL 0.252 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=3.0V; IO=5.5mA 8
Low-level output voltage VOL 0.35 V Tamb=-40℃~+125℃; VI=VIH or VIL; VCC=4.5V; IO=8mA 8
Input leakage current II -1 1 uA Tamb=-40℃~+125℃; VI=VCC or GND; VCC=0V~5.5V 9
Off-state output current IOZ -2.5 2.5 uA Tamb=-40℃~+125℃ 9
Quiescent supply current ICC 10 uA Tamb=-40℃~+125℃; VI=VCC or GND; IO=0A; VCC=1.8V, 2.5V, 3.3V, 5.0V 9
Additional supply current per input pin ΔICC 10 uA Tamb=-40℃~+125℃; per input pin; VCC=1.8V; VI=0.3V or 1.1V; IO=0A; other pins at VCC or GND 9
Additional supply current per input pin ΔICC 1.5 mA Tamb=-40℃~+125℃; per input pin; VCC=5.5V; VI=0.3V or 3.4V; IO=0A; other pins at VCC or GND 9

CAD (KiCad official)

  • Symbol: SN74LV1T125DC
  • Footprint: Package_TO_SOT_SMD:SOT-353_SC-70-5
  • 3D model: SOT-353 (KiCad packages3D, STEP)
  • 3D model files: sn74lv1t125dc-etched.step / sn74lv1t125dc-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74lv1t125dc.step / sn74lv1t125dc.glb are the bare package body.

Provenance

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

  • Datasheet: lingxingic datasheet (16 pp, sha256 0f5666fb9975c03f, retrieved 2026-10-19, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • 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