component
SN74LV1T34QDBVRQ1
Public Made by Adomby adom
Texas Instruments , SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownSN74LV1T34QDBVRQ1
Texas Instruments · IC · SOT-23-5
SN74LV1T34QDBVRQ1 from Texas Instruments, in a SOT-23-5. 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 | N.C. | unconnected | No connect pin with no internal connection stated by the datasheet. |
| 2 | A | input | Channel 1 buffer input A, 5.5 V tolerant with a lower input threshold to support up translation (VIH 1.1 V min at VCC 1.65 V to 2 V). |
| 3 | GND | power_in | Ground. |
| 4 | Y | output | Channel 1 buffer output Y referenced to VCC, with recommended output current of ±3 mA at 1.6 V to 2 V up to ±15 mA at 3.3 V to 5.0 V. |
| 5 | VCC | power_in | Positive supply, recommended 1.6 V to 5.5 V (absolute maximum 7 V). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOT-23-5 |
| Category | |
| 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 | 4 | ||
| Input voltage range | VI | -0.5 | 7 | V | 4 | ||
| Output voltage range | VO | -0.5 | V | max printed as VCC + 0.5 | 4 | ||
| Output voltage in high-impedance or power-off state | VO | -0.5 | 4.6 | V | Voltage range applied to any output in the high-impedance or power-off state | 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 | |||
| Junction temperature | TJ | 150 | °C | 4 | |||
| Storage temperature | Tstg | -65 | 150 | °C | 4 | ||
| ESD HBM | V(ESD) | -4000 | 4000 | V | Human body model per AEC Q100-002, Classification Level 2 | 4 | |
| ESD CDM | V(ESD) | -2000 | 2000 | V | Charged device model 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 | 4 | ||
| Junction-to-ambient thermal resistance | RθJA | 278 | °C/W | DBV (SOT-23) 5 pins | 5 | ||
| Junction-to-case (top) thermal resistance | RθJC(top) | 180.5 | °C/W | DBV (SOT-23) 5 pins | 5 | ||
| Junction-to-board thermal resistance | RθJB | 184.4 | °C/W | DBV (SOT-23) 5 pins | 5 | ||
| Junction-to-top characterization parameter | ΨJT | 115.4 | °C/W | DBV (SOT-23) 5 pins | 5 | ||
| Junction-to-board characterization parameter | ΨJB | 183.4 | °C/W | DBV (SOT-23) 5 pins | 5 | ||
| High-level output voltage | VOH | 1.21 | 1.7 | V | IOH = -2 mA, VCC = 1.65 V; min at -40°C to 125°C, typ at 25°C | 5 | |
| High-level output voltage | VOH | 1.93 | 2.4 | V | IOH = -3 mA, VCC = 2.25 V; min at -40°C to 125°C, typ at 25°C | 5 | |
| High-level output voltage | VOH | 2.49 | 3.08 | V | IOH = -5.5 mA, VCC = 3.0 V; min at -40°C to 125°C, typ at 25°C | 5 | |
| High-level output voltage | VOH | 3.95 | 4.65 | V | IOH = -8 mA, VCC = 4.5 V; min at -40°C to 125°C, typ at 25°C | 5 | |
| Low-level output voltage | VOL | 0.1 | V | IOH = 50 µA, VCC = 1.65 V to 5.5 V | 5 | ||
| Low-level output voltage | VOL | 0.1 | 0.25 | V | IOH = 2 mA, VCC = 1.65 V; max at -40°C to 125°C, typ at 25°C | 5 | |
| Low-level output voltage | VOL | 0.1 | 0.2 | V | IOH = 3 mA, VCC = 2.25 V; max at -40°C to 125°C, typ at 25°C | 5 | |
| Low-level output voltage | VOL | 0.2 | 0.25 | V | IOH = 5.5 mA, VCC = 3.0 V; max at -40°C to 125°C, typ at 25°C | 5 | |
| Low-level output voltage | VOL | 0.3 | 0.35 | V | IOH = 8 mA, VCC = 4.5 V; max at -40°C to 125°C, typ at 25°C | 5 | |
| Supply current | ICC | 1 | 10 | µA | VI = VCC or GND, IO = 0, VCC = 1.8 V to 5.5 V | 5 | |
| Supply current change | ΔICC | 1.35 | 1.5 | mA | One input at 0.3 V or 3.4 V, other inputs at VCC or GND, VCC = 5.5 V | 5 | |
| Supply current change | ΔICC | 10 | µA | One input at 0.3 V or 1.1 V, other inputs at VCC or GND, VCC = 1.8 V | 5 | ||
| Input leakage current | II | -1 | 0.12 | 1 | µA | VI = 0 V to VCC, VCC = 0 V to 5.5 V | 5 |
| Input capacitance | Ci | 2 | 10 | pF | VI = VCC or GND, VCC = 3.3 V | 5 | |
| Output capacitance | CO | 2.5 | pF | Vo = VCC or GND, VCC = 3.3 V | 5 | ||
| Power dissipation capacitance per channel | CPD | 14 | pF | F = 1 MHz and 10 MHz, VCC = 1.8 V to 5.5 V | 5 | ||
| Propagation delay A to Y | TPD | 1 | 10.4 | 14.9 | ns | 1.8-V VCC, CL = 15 pF, -40°C to 125°C | 5 |
| Propagation delay A to Y | TPD | 1 | 12.7 | 18.3 | ns | 1.8-V VCC, CL = 50 pF, -40°C to 125°C | 5 |
| Propagation delay A to Y | TPD | 1 | 7.4 | 9.5 | ns | 2.5-V VCC, CL = 15 pF, -40°C to 125°C | 6 |
| Propagation delay A to Y | TPD | 1 | 8.9 | 11.5 | ns | 2.5-V VCC, CL = 50 pF, -40°C to 125°C | 6 |
| Propagation delay A to Y | TPD | 1 | 6 | 7.3 | ns | 3.3-V VCC, CL = 15 pF, -40°C to 125°C | 6 |
| Propagation delay A to Y | TPD | 1 | 7.1 | 8.8 | ns | 3.3-V VCC, CL = 50 pF, -40°C to 125°C | 6 |
| Propagation delay A to Y | TPD | 1 | 4.1 | 4.7 | ns | 5.0-V VCC, CL = 15 pF, -40°C to 125°C | 6 |
| Propagation delay A to Y | TPD | 1 | 4.9 | 6.3 | ns | 5.0-V VCC, CL = 50 pF, -40°C to 125°C | 6 |
CAD (KiCad official)
- Symbol:
SN74LV1T34QDBVRQ1 - Footprint:
Package_TO_SOT_SMD:SOT-23-5 - 3D model: SOT-23-5 (KiCad packages3D, STEP)
- 3D model files:
sn74lv1t34qdbvrq1-etched.step/sn74lv1t34qdbvrq1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sn74lv1t34qdbvrq1.step/sn74lv1t34qdbvrq1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (27 pp, sha256
146fc174915553ac, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), consensusclaude-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).