component
74LVC126AT14-13
Public Made by Adomby adom
Diodes Incorporated Buffers, Drivers, Receivers, Transceivers, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
74LVC126AT14-13
Diodes Incorporated · Buffers, Drivers, Receivers, Transceivers · TSSOP-14
74LVC126AT14-13 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 (active high); driving it low places output 1Y in the high impedance state. |
| 2 | 1A | input | Data input for buffer 1, tolerant to 5.5V. |
| 3 | 1Y | tri_state | Three-state data output of buffer 1, high impedance when 1OE is low. |
| 4 | 2OE | input | Data enable input (active high); driving it low places output 2Y in the high impedance state. |
| 5 | 2A | input | Data input for buffer 2, tolerant to 5.5V. |
| 6 | 2Y | tri_state | Three-state data output of buffer 2, high impedance when 2OE is low. |
| 7 | GND | power_in | Ground reference pin. |
| 8 | 3Y | tri_state | Three-state data output of buffer 3, high impedance when 3OE is low. |
| 9 | 3A | input | Data input for buffer 3, tolerant to 5.5V. |
| 10 | 3OE | input | Data enable input (active high); driving it low places output 3Y in the high impedance state. |
| 11 | 4Y | tri_state | Three-state data output of buffer 4, high impedance when 4OE is low. |
| 12 | 4A | input | Data input for buffer 4, tolerant to 5.5V. |
| 13 | 4OE | input | Data enable input (active high); driving it low places output 4Y in the high impedance state. |
| 14 | VCC | power_in | Supply voltage pin, specified for operation from 1.65V to 5.50V. |
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 |
|---|---|---|---|---|---|---|---|
| Supply Voltage | VCC | 1.65 | 5.5 | V | 3 | ||
| Input Voltage | VI | 0 | 5.5 | V | 3 | ||
| Output Voltage Active Mode | VO | 0 | V | Active Mode | 3 | ||
| Output Voltage Power Down Mode | VO | 0 | 5.5 | V | VCC = 0V; Power Down Mode | 3 | |
| Input transition rise or fall rate | Δt/ΔV | 20 | ns/V | VCC = 1.65V to 2.7V | 3 | ||
| Input transition rise or fall rate | Δt/ΔV | 10 | ns/V | VCC = 2.7V to 3.6V | 3 | ||
| Operating free-air temperature | TA | -40 | 125 | ºC | 3 | ||
| ESD Protection Human Body Model | ESD HBM | 2 | KV | 3 | |||
| ESD Protection Charged Device Model | ESD CDM | 1 | KV | 3 | |||
| Supply Voltage Range | VCC | -0.5 | 6.5 | V | 3 | ||
| Input Voltage Range | VI | -0.5 | 6.5 | V | 3 | ||
| Voltage applied to output in high impedance or IOFF state | VO | -0.5 | 6.5 | V | Voltage applied to output in high impedance or IOFF state | 3 | |
| Voltage applied to output in high or low state | VO | -0.3 | V | Voltage applied to output in high or low state | 3 | ||
| Input Clamp Current | IIK | -50 | mA | VI <0 | 3 | ||
| Output Clamp Current | IOK | -50 | mA | VO <0 | 3 | ||
| Continuous output current | IO | -50 | 50 | mA | 3 | ||
| Continuous current through VCC or GND | ICC, IGND | -100 | 100 | mA | 3 | ||
| Operating Junction Temperature | TJ | -40 | 150 | ºC | 3 | ||
| Storage Temperature | TSTG | -65 | 150 | ºC | 3 | ||
| Total Power Dissipation | PTOT | 500 | mW | 3 | |||
| High-level Input Voltage | VIH | 1.7 | V | VCC 2.3V to 2.7V; TA = -40°C to +85°C | 4 | ||
| High-level Input Voltage | VIH | 1.6 | V | VCC 2.3V to 2.7V; TA = -40°C to +125°C | 4 | ||
| High-level Input Voltage | VIH | 2 | V | VCC 2.7V to 3.6V; TA = -40°C to +85°C | 4 | ||
| Low-level input voltage | VIL | 0.7 | V | VCC 2.3V to 2.7V; TA = -40°C to +85°C | 4 | ||
| Low-level input voltage | VIL | 0.8 | V | VCC 2.7V to 3.6V; TA = -40°C to +85°C | 4 | ||
| High Level Output Voltage | VOH | 1.2 | V | IOH = -4mA 1.65V; TA = -40°C to +85°C | 4 | ||
| High Level Output Voltage | VOH | 1.9 | V | IOH = -8mA 2.3V; TA = -40°C to +85°C | 4 | ||
| High Level Output Voltage | VOH | 2.2 | V | IOH = -12mA 2.7V; TA = -40°C to +85°C | 4 | ||
| High Level Output Voltage | VOH | 2.05 | V | IOH = -12mA 2.7V; TA = -40°C to +125°C | 4 | ||
| High Level Output Voltage | VOH | 2.3 | V | IOH = -12mA 3.0V; TA = -40°C to +85°C | 4 | ||
| High Level Output Voltage | VOH | 2.1 | V | IOH = -12mA 3.0V; TA = -40°C to +125°C | 4 | ||
| High Level Output Voltage | VOH | 2 | V | IOH = -24mA 3.0V; TA = -40°C to +125°C | 4 | ||
| High-level Output Voltage | VOL | 0.2 | V | IOH = 100μA 1.65V to 3.6V; TA = -40°C to +85°C | 4 | ||
| High-level Output Voltage | VOL | 0.3 | V | IOH = 100μA 1.65V to 3.6V; TA = -40°C to +125°C | 4 | ||
| High-level Output Voltage | VOL | 0.45 | V | IOH = 4mA 1.65V; TA = -40°C to +85°C | 4 | ||
| High-level Output Voltage | VOL | 0.6 | V | IOH = 4mA 1.65V; TA = -40°C to +125°C | 4 | ||
| High-level Output Voltage | VOL | 0.7 | V | IOH = 8mA 2.3V; TA = -40°C to +85°C | 4 | ||
| High-level Output Voltage | VOL | 0.85 | V | IOH = 8mA 2.3V; TA = -40°C to +125°C | 4 | ||
| High-level Output Voltage | VOL | 0.4 | V | IOH = 12mA 2.7V; TA = -40°C to +85°C | 4 | ||
| High-level Output Voltage | VOL | 0.55 | V | IOH = 12mA 3.0V; TA = -40°C to +85°C | 4 | ||
| Input Current | II | -5 | 5 | μA | VI =GND to 5.5V; VCC 3.6V; TA = -40°C to +85°C | 4 | |
| Input Current | II | -20 | 20 | μA | VI =GND to 5.5V; VCC 3.6V; TA = -40°C to +125°C | 4 | |
| Z State Leakage Current | IOZ | -10 | 10 | μA | VO = GND or 5.5V; VCC 3.6V; TA = -40°C to +85°C | 4 | |
| Z State Leakage Current | IOZ | -20 | 20 | μA | VO = GND or 5.5V; VCC 3.6V; TA = -40°C to +125°C | 4 | |
| Power Down Leakage Current | IOFF | 10 | μA | VI or VO = 0V to 3.6V; VCC 0; TA = -40°C to +85°C | 4 | ||
| Power Down Leakage Current | IOFF | 20 | μA | VI or VO = 0V to 3.6V; VCC 0; TA = -40°C to +125°C | 4 | ||
| Supply Current | ICC | 10 | μA | VI = GND or VCC; IO=0; VCC 3.6V; TA = -40°C to +85°C | 4 | ||
| Supply Current | ICC | 40 | μA | VI = GND or VCC; IO=0; VCC 3.6V; TA = -40°C to +125°C | 4 | ||
| Additional Supply Current | ΔICC | 500 | μA | One input at VCC -0.6V; Other; VCC 2.7V to 3.6V; TA = -40°C to +85°C | 4 | ||
| Additional Supply Current | ΔICC | 5000 | μA | One input at VCC -0.6V; Other; VCC 2.7V to 3.6V; TA = -40°C to +125°C | 4 | ||
| Thermal Resistance Junction-to-Ambient TSSOP-14 | θJA | 159 | oC/W | Note 6: FR-4 PCB, 2oz copper, minimum recommended pad layout | 5 | ||
| Thermal Resistance Junction-to-Case TSSOP-14 | θJC | 25 | oC/W | Note 6: FR-4 PCB, 2oz copper, minimum recommended pad layout | 5 |
CAD (KiCad official)
- Symbol:
74LVC126AT14-13 - Footprint:
Package_SO:TSSOP-14_4.4x5mm_P0.65mm - 3D model: TSSOP-14 (KiCad packages3D, STEP)
- 3D model files:
74lvc126at14-13-etched.step/74lvc126at14-13-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);74lvc126at14-13.step/74lvc126at14-13.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Diodes Incorporated datasheet (10 pp, sha256
01b0f9d56aab521f, retrieved 2026-10-17, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusoff(skipped (clean text read)), 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).
# 74LVC126AT14-13
**Diodes Incorporated** · Buffers, Drivers, Receivers, Transceivers · TSSOP-14
74LVC126AT14-13 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 (active high); driving it low places output 1Y in the high impedance state. |
| 2 | 1A | input | Data input for buffer 1, tolerant to 5.5V. |
| 3 | 1Y | tri_state | Three-state data output of buffer 1, high impedance when 1OE is low. |
| 4 | 2OE | input | Data enable input (active high); driving it low places output 2Y in the high impedance state. |
| 5 | 2A | input | Data input for buffer 2, tolerant to 5.5V. |
| 6 | 2Y | tri_state | Three-state data output of buffer 2, high impedance when 2OE is low. |
| 7 | GND | power_in | Ground reference pin. |
| 8 | 3Y | tri_state | Three-state data output of buffer 3, high impedance when 3OE is low. |
| 9 | 3A | input | Data input for buffer 3, tolerant to 5.5V. |
| 10 | 3OE | input | Data enable input (active high); driving it low places output 3Y in the high impedance state. |
| 11 | 4Y | tri_state | Three-state data output of buffer 4, high impedance when 4OE is low. |
| 12 | 4A | input | Data input for buffer 4, tolerant to 5.5V. |
| 13 | 4OE | input | Data enable input (active high); driving it low places output 4Y in the high impedance state. |
| 14 | VCC | power_in | Supply voltage pin, specified for operation from 1.65V to 5.50V. |
## 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 |
|---|---|---|---|---|---|---|---|
| Supply Voltage | VCC | 1.65 | | 5.5 | V | | 3 |
| Input Voltage | VI | 0 | | 5.5 | V | | 3 |
| Output Voltage Active Mode | VO | 0 | | | V | Active Mode | 3 |
| Output Voltage Power Down Mode | VO | 0 | | 5.5 | V | VCC = 0V; Power Down Mode | 3 |
| Input transition rise or fall rate | Δt/ΔV | | | 20 | ns/V | VCC = 1.65V to 2.7V | 3 |
| Input transition rise or fall rate | Δt/ΔV | | | 10 | ns/V | VCC = 2.7V to 3.6V | 3 |
| Operating free-air temperature | TA | -40 | | 125 | ºC | | 3 |
| ESD Protection Human Body Model | ESD HBM | | | 2 | KV | | 3 |
| ESD Protection Charged Device Model | ESD CDM | | | 1 | KV | | 3 |
| Supply Voltage Range | VCC | -0.5 | | 6.5 | V | | 3 |
| Input Voltage Range | VI | -0.5 | | 6.5 | V | | 3 |
| Voltage applied to output in high impedance or IOFF state | VO | -0.5 | | 6.5 | V | Voltage applied to output in high impedance or IOFF state | 3 |
| Voltage applied to output in high or low state | VO | -0.3 | | | V | Voltage applied to output in high or low state | 3 |
| Input Clamp Current | IIK | | | -50 | mA | VI <0 | 3 |
| Output Clamp Current | IOK | | | -50 | mA | VO <0 | 3 |
| Continuous output current | IO | -50 | | 50 | mA | | 3 |
| Continuous current through VCC or GND | ICC, IGND | -100 | | 100 | mA | | 3 |
| Operating Junction Temperature | TJ | -40 | | 150 | ºC | | 3 |
| Storage Temperature | TSTG | -65 | | 150 | ºC | | 3 |
| Total Power Dissipation | PTOT | | | 500 | mW | | 3 |
| High-level Input Voltage | VIH | 1.7 | | | V | VCC 2.3V to 2.7V; TA = -40°C to +85°C | 4 |
| High-level Input Voltage | VIH | 1.6 | | | V | VCC 2.3V to 2.7V; TA = -40°C to +125°C | 4 |
| High-level Input Voltage | VIH | 2 | | | V | VCC 2.7V to 3.6V; TA = -40°C to +85°C | 4 |
| Low-level input voltage | VIL | | | 0.7 | V | VCC 2.3V to 2.7V; TA = -40°C to +85°C | 4 |
| Low-level input voltage | VIL | | | 0.8 | V | VCC 2.7V to 3.6V; TA = -40°C to +85°C | 4 |
| High Level Output Voltage | VOH | 1.2 | | | V | IOH = -4mA 1.65V; TA = -40°C to +85°C | 4 |
| High Level Output Voltage | VOH | 1.9 | | | V | IOH = -8mA 2.3V; TA = -40°C to +85°C | 4 |
| High Level Output Voltage | VOH | 2.2 | | | V | IOH = -12mA 2.7V; TA = -40°C to +85°C | 4 |
| High Level Output Voltage | VOH | 2.05 | | | V | IOH = -12mA 2.7V; TA = -40°C to +125°C | 4 |
| High Level Output Voltage | VOH | 2.3 | | | V | IOH = -12mA 3.0V; TA = -40°C to +85°C | 4 |
| High Level Output Voltage | VOH | 2.1 | | | V | IOH = -12mA 3.0V; TA = -40°C to +125°C | 4 |
| High Level Output Voltage | VOH | 2 | | | V | IOH = -24mA 3.0V; TA = -40°C to +125°C | 4 |
| High-level Output Voltage | VOL | | | 0.2 | V | IOH = 100μA 1.65V to 3.6V; TA = -40°C to +85°C | 4 |
| High-level Output Voltage | VOL | | | 0.3 | V | IOH = 100μA 1.65V to 3.6V; TA = -40°C to +125°C | 4 |
| High-level Output Voltage | VOL | | | 0.45 | V | IOH = 4mA 1.65V; TA = -40°C to +85°C | 4 |
| High-level Output Voltage | VOL | | | 0.6 | V | IOH = 4mA 1.65V; TA = -40°C to +125°C | 4 |
| High-level Output Voltage | VOL | | | 0.7 | V | IOH = 8mA 2.3V; TA = -40°C to +85°C | 4 |
| High-level Output Voltage | VOL | | | 0.85 | V | IOH = 8mA 2.3V; TA = -40°C to +125°C | 4 |
| High-level Output Voltage | VOL | | | 0.4 | V | IOH = 12mA 2.7V; TA = -40°C to +85°C | 4 |
| High-level Output Voltage | VOL | | | 0.55 | V | IOH = 12mA 3.0V; TA = -40°C to +85°C | 4 |
| Input Current | II | -5 | | 5 | μA | VI =GND to 5.5V; VCC 3.6V; TA = -40°C to +85°C | 4 |
| Input Current | II | -20 | | 20 | μA | VI =GND to 5.5V; VCC 3.6V; TA = -40°C to +125°C | 4 |
| Z State Leakage Current | IOZ | -10 | | 10 | μA | VO = GND or 5.5V; VCC 3.6V; TA = -40°C to +85°C | 4 |
| Z State Leakage Current | IOZ | -20 | | 20 | μA | VO = GND or 5.5V; VCC 3.6V; TA = -40°C to +125°C | 4 |
| Power Down Leakage Current | IOFF | | | 10 | μA | VI or VO = 0V to 3.6V; VCC 0; TA = -40°C to +85°C | 4 |
| Power Down Leakage Current | IOFF | | | 20 | μA | VI or VO = 0V to 3.6V; VCC 0; TA = -40°C to +125°C | 4 |
| Supply Current | ICC | | | 10 | μA | VI = GND or VCC; IO=0; VCC 3.6V; TA = -40°C to +85°C | 4 |
| Supply Current | ICC | | | 40 | μA | VI = GND or VCC; IO=0; VCC 3.6V; TA = -40°C to +125°C | 4 |
| Additional Supply Current | ΔICC | | | 500 | μA | One input at VCC -0.6V; Other; VCC 2.7V to 3.6V; TA = -40°C to +85°C | 4 |
| Additional Supply Current | ΔICC | | | 5000 | μA | One input at VCC -0.6V; Other; VCC 2.7V to 3.6V; TA = -40°C to +125°C | 4 |
| Thermal Resistance Junction-to-Ambient TSSOP-14 | θJA | | 159 | | oC/W | Note 6: FR-4 PCB, 2oz copper, minimum recommended pad layout | 5 |
| Thermal Resistance Junction-to-Case TSSOP-14 | θJC | | 25 | | oC/W | Note 6: FR-4 PCB, 2oz copper, minimum recommended pad layout | 5 |
## CAD (KiCad official)
- Symbol: `74LVC126AT14-13`
- Footprint: `Package_SO:TSSOP-14_4.4x5mm_P0.65mm`
- 3D model: TSSOP-14 (KiCad packages3D, STEP)
- 3D model files: `74lvc126at14-13-etched.step` / `74lvc126at14-13-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `74lvc126at14-13.step` / `74lvc126at14-13.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Diodes Incorporated datasheet](https://www.diodes.com/assets/Datasheets/74LVC126AT14-13.pdf) (10 pp, sha256 `01b0f9d56aab521f`, retrieved 2026-10-17, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `off` (skipped (clean text read)), 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](docs/74lvc126at14-13-datasheet.pdf)