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Ray Publish 0.1.0 adda84e 10h ago

SN74LV4T32QPWRQ1

Texas Instruments · IC · TSSOP-14

SN74LV4T32QPWRQ1 from Texas Instruments, 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 Channel 1, Input A; 5.5-V tolerant input with Schmitt-trigger and lowered threshold for up translation.
2 1B input Channel 1, Input B; 5.5-V tolerant input with Schmitt-trigger and lowered threshold for up translation.
3 1Y output Channel 1, Output Y (Y = A + B), output level referenced to VCC.
4 2A input Channel 2, Input A; 5.5-V tolerant input with Schmitt-trigger and lowered threshold for up translation.
5 2B input Channel 2, Input B; 5.5-V tolerant input with Schmitt-trigger and lowered threshold for up translation.
6 2Y output Channel 2, Output Y (Y = A + B), output level referenced to VCC.
7 GND power_in Ground.
8 3Y output Channel 3, Output Y (Y = A + B), output level referenced to VCC.
9 3A input Channel 3, Input A; 5.5-V tolerant input with Schmitt-trigger and lowered threshold for up translation.
10 3B input Channel 3, Input B; 5.5-V tolerant input with Schmitt-trigger and lowered threshold for up translation.
11 4Y output Channel 4, Output Y (Y = A + B), output level referenced to VCC.
12 4A input Channel 4, Input A; 5.5-V tolerant input with Schmitt-trigger and lowered threshold for up translation.
13 4B input Channel 4, Input B; 5.5-V tolerant input with Schmitt-trigger and lowered threshold for up translation.
14 VCC power_in Positive supply; recommended operating range 1.6 V to 5.5 V.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package TSSOP-14
Category
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 range VCC -0.5 7 V 4
Input voltage range VI -0.5 7 V 4
Output voltage range, high-impedance or power-off state VO -0.5 7 V high-impedance or power-off state 4
Output voltage range VO -0.5 5.5 V max printed as VCC + 0.5 V; 5.5 V is the VCC max rating plus... see datasheet 4
Input clamp current IIK -20 mA VI < -0.5 V 4
Output clamp current IOK -20 20 mA VO < -0.5 V or VO > VCC + 0.5 V 4
Continuous output current IO -25 25 mA VO = 0 to VCC 4
Continuous output current through VCC or GND -50 50 mA 4
Storage temperature Tstg -65 150 °C 4
ESD HBM V(ESD) -2000 2000 V HBM per AEC Q100-002, Classification Level 2 4
ESD CDM V(ESD) -1000 1000 V CDM per AEC Q100-011, Classification Level C4B 4
Supply voltage VCC 1.6 5.5 V 4
Input voltage VI 0 5.5 V 4
Output voltage VO 0 V max printed as VCC 4
High-level input voltage VIH 1.1 V VCC = 1.65 V to 2 V 4
High-level input voltage VIH 1.28 V VCC = 2.25 V to 2.75 V 4
High-level input voltage VIH 1.45 V VCC = 3 V to 3.6 V 4
High-level input voltage VIH 2 V VCC = 4.5 V to 5.5 V 4
Low-level input voltage VIL 0.5 V VCC = 1.65 V to 2 V 4
Low-level input voltage VIL 0.65 V VCC = 2.25 V to 2.75 V 4
Low-level input voltage VIL 0.75 V VCC = 3 V to 3.6 V 4
Low-level input voltage VIL 0.85 V VCC = 4.5 V to 5.5 V 4
Output current IO -3 3 mA VCC = 1.6 V to 2 V 4
Output current IO -7 7 mA VCC = 2.25 V to 2.75 V 4
Output current IO -15 15 mA VCC = 3.3 V to 5.0 V 4
Input transition rise or fall rate Δt/Δv 20 ns/V VCC = 1.6 V to 5.0 V 4
Operating free-air temperature TA -40 125 °C 5
Junction-to-ambient thermal resistance RθJA 151 °C/W PW (TSSOP) 14 pins 5
Junction-to-case (top) thermal resistance RθJC(top) 80 °C/W PW (TSSOP) 14 pins 5
Junction-to-board thermal resistance RθJB 94.2 °C/W PW (TSSOP) 14 pins 5
Junction-to-top characterization parameter ΨJT 28 °C/W PW (TSSOP) 14 pins 5
Junction-to-board characterization parameter YJB 93.6 °C/W PW (TSSOP) 14 pins 5
High-level output voltage VOH 1.21 V IOH = -2 mA, VCC = 1.65 V to 2 V, -40°C to 125°C 5
High-level output voltage VOH 1.93 V IOH = -3 mA, VCC = 2.25 V to 2.75 V, -40°C to 125°C 5
High-level output voltage VOH 2.49 V IOH = -5.5 mA, VCC = 3 V to 3.6 V, -40°C to 125°C 5
High-level output voltage VOH 3.95 V IOH = -8 mA, VCC = 4.5 V to 5.5 V, -40°C to 125°C 5
Low-level output voltage VOL 0.1 V IOL = 50 µA, VCC = 1.65 V to 5.5 V, -40°C to 125°C 5
Low-level output voltage VOL 0.25 V IOL = 2 mA, VCC = 1.65 V to 2 V, -40°C to 125°C 5
Low-level output voltage VOL 0.2 V IOL = 3 mA, VCC = 2.25 V to 2.75 V, -40°C to 125°C 5
Low-level output voltage VOL 0.35 V IOL = 8 mA, VCC = 4.5 V to 5.5 V, -40°C to 125°C 5
Input leakage current II -1 1 µA VI = 0 V or VCC, VCC = 0 V to 5.5 V, -40°C to 125°C 5
Supply current ICC 20 µA VI = 0 V or VCC, IO = 0, VCC = 1.65 V to 5.5 V, -40°C to 125°C 5
Supply current change ΔICC 1.5 mA One input at 0.3 V or 3.4 V, other inputs at 0 or VCC, IO = 0, VCC = 5.5 V, -40°C to 125°C 5
Supply current change ΔICC 20 µA One input at 0.3 V or 1.1 V, other inputs at 0 or VCC, IO = 0, VCC = 1.8 V, -40°C to 125°C 5
Input capacitance CI 4 10 pF VI = VCC or GND, VCC = 5 V, typ at 25°C, max -40°C to 125°C 5
Output capacitance CO 3 pF VO = VCC or GND, VCC = 5 V 5
Power dissipation capacitance per channel CPD 14 pF No load, F = 1 MHz, VCC = 5 V 5
Propagation delay A or B to Y (tPHL, tPLH) tPHL, tPLH 1 11.3 24 nS VCC = 1.8 V, CL = 15 pF; typ at 25°C, min/max -40°C to 125°C 6
Propagation delay A or B to Y (tPHL, tPLH) tPHL, tPLH 1 14.2 27 nS VCC = 1.8 V, CL = 50 pF; typ at 25°C, min/max -40°C to 125°C 6
Propagation delay A or B to Y (tPHL, tPLH) tPHL, tPLH 1 7.1 13.4 nS VCC = 2.5 V, CL = 15 pF; typ at 25°C, min/max -40°C to 125°C 6
Propagation delay A or B to Y (tPHL, tPLH) tPHL, tPLH 1 9.2 16.9 nS VCC = 2.5 V, CL = 50 pF; typ at 25°C, min/max -40°C to 125°C 6
Propagation delay A or B to Y (tPHL, tPLH) tPHL, tPLH 1 5.5 9.9 nS VCC = 3.3 V, CL = 15 pF; typ at 25°C, min/max -40°C to 125°C 6
Propagation delay A or B to Y (tPHL, tPLH) tPHL, tPLH 1 7.6 13 nS VCC = 3.3 V, CL = 50 pF; typ at 25°C, min/max -40°C to 125°C 6
Propagation delay A or B to Y (tPHL, tPLH) tPHL, tPLH 1 4.3 7.3 nS VCC = 5.0 V, CL = 15 pF; typ at 25°C, min/max -40°C to 125°C 6
Propagation delay A or B to Y (tPHL, tPLH) tPHL, tPLH 1 5.6 9.7 nS VCC = 5.0 V, CL = 50 pF; typ at 25°C, min/max -40°C to 125°C 6

CAD (KiCad official)

  • Symbol: SN74LV4T32QPWRQ1
  • Footprint: Package_SO:TSSOP-14_4.4x5mm_P0.65mm
  • 3D model: TSSOP-14 (KiCad packages3D, STEP)
  • 3D model files: sn74lv4t32qpwrq1-etched.step / sn74lv4t32qpwrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74lv4t32qpwrq1.step / sn74lv4t32qpwrq1.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (31 pp, sha256 73e61e71d2bca679, retrieved 2026-10-23, tier: lcsc)
  • 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