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TXU0304QPWRQ1
Public Made by Adomby adom
TEXAS INSTRUMENTS Global Sourcing Parts, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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TXU0304QPWRQ1
TEXAS INSTRUMENTS · Global Sourcing Parts · TSSOP-14
TXU0304QPWRQ1 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 | VCCA | power_in | A-port supply voltage, 1.1 V ≤ VCCA ≤ 5.5 V. |
| 2 | A1 | input | Input A1, referenced to VCCA. |
| 3 | A2 | input | Input A2, referenced to VCCA. |
| 4 | A3 | input | Input A3, referenced to VCCA. |
| 5 | A4Y | output | Output A4, referenced to VCCA. |
| 6 | NC | unconnected | No internal connection. |
| 7 | GND | power_in | Ground. |
| 8 | OE | input | Output enable; pull to GND to put all outputs in high-impedance mode, pull to VCCA or VCCB to enable all outputs. |
| 9 | NC | unconnected | No internal connection. |
| 10 | B4 | input | Input B4, referenced to VCCB. |
| 11 | B3Y | output | Output B3, referenced to VCCB. |
| 12 | B2Y | output | Output B2, referenced to VCCB. |
| 13 | B1Y | output | Output B1, referenced to VCCB. |
| 14 | VCCB | power_in | B-port supply voltage, 1.1 V ≤ VCCB ≤ 5.5 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | TEXAS INSTRUMENTS |
| Package | TSSOP-14 |
| Category | Global Sourcing Parts |
| 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 A | VCCA | 1.08 | 5.5 | V | 6 | ||
| Supply voltage B | VCCB | 1.08 | 5.5 | V | 6 | ||
| Input voltage | VI | 0 | 5.5 | V | 6 | ||
| Output voltage, tri-state | VO | 0 | 5.5 | V | Tri-state | 6 | |
| Operating free-air temperature | TA | -40 | 125 | °C | 6 | ||
| High-level output current | IOH | -1.5 | mA | VCCO = 1.1V | 6 | ||
| High-level output current | IOH | -3 | mA | VCCO = 1.4V | 6 | ||
| High-level output current | IOH | -4.5 | mA | VCCO = 1.65V | 6 | ||
| High-level output current | IOH | -8 | mA | VCCO = 2.3V | 6 | ||
| High-level output current | IOH | -10 | mA | VCCO = 3V | 6 | ||
| High-level output current | IOH | -12 | mA | VCCO = 4.5V | 6 | ||
| Low-level output current | IOL | 1.5 | mA | VCCO = 1.1V | 6 | ||
| Low-level output current | IOL | 3 | mA | VCCO = 1.4V | 6 | ||
| Low-level output current | IOL | 4.5 | mA | VCCO = 1.65V | 6 | ||
| Low-level output current | IOL | 8 | mA | VCCO = 2.3V | 6 | ||
| Low-level output current | IOL | 10 | mA | VCCO = 3V | 6 | ||
| Low-level output current | IOL | 12 | mA | VCCO = 4.5V | 6 | ||
| Input leakage current, OE | II | -0.1 | 1.5 | µA | VI = VCC or GND; VCCA, VCCB = 1.1V to 5.5V; TA = 25°C | 8 | |
| Input leakage current, OE | II | -0.1 | 2 | µA | VI = VCC or GND; VCCA, VCCB = 1.1V to 5.5V; TA = -40°C to 125°C | 8 | |
| Input leakage current, data inputs (Ax, Bx) | II | -0.1 | 1.5 | µA | VI = VCCI or GND; VCCA, VCCB = 1.1V to 5.5V; TA = 25°C | 8 | |
| Input leakage current, data inputs (Ax, Bx) | II | -2 | 2 | µA | VI = VCCI or GND; VCCA, VCCB = 1.1V to 5.5V; TA = -40°C to 125°C | 8 | |
| Partial power-down current, A or B port | Ioff | -1.5 | 1.5 | µA | VI or VO = 0V to 5.5V; VCCA = 0V, VCCB = 0V to 5.5V; TA = 25°C | 8 | |
| Partial power-down current, A or B port | Ioff | -2 | 2 | µA | VI or VO = 0V to 5.5V; VCCA = 0V, VCCB = 0V to 5.5V; TA = -40°C to 85°C | 8 | |
| Partial power-down current, A or B port | Ioff | -2.5 | 2.5 | µA | VI or VO = 0V to 5.5V; VCCA = 0V, VCCB = 0V to 5.5V; TA = -40°C to 125°C | 8 | |
| Floating-supply partial power-down current, A or B port | Ioff-float | -1.5 | 1.5 | µA | VI or VO = GND; VCCA floating, VCCB = 0V to 5.5V; TA = 25°C | 8 | |
| Floating-supply partial power-down current, A or B port | Ioff-float | -2 | 2 | µA | VI or VO = GND; VCCA floating, VCCB = 0V to 5.5V; TA = -40°C to 85°C | 8 | |
| Floating-supply partial power-down current, A or B port | Ioff-float | -2.5 | 2.5 | µA | VI or VO = GND; VCCA floating, VCCB = 0V to 5.5V; TA = -40°C to 125°C | 8 | |
| High-level output voltage | VOH | 0.82 | V | IOH = -0.5mA; VCCA = 1.1V; VCCB = 1.1V | 8 | ||
| High-level output voltage | VOH | 1 | V | IOH = -3mA; VCCA = 1.4V; VCCB = 1.4V | 8 | ||
| High-level output voltage | VOH | 1.2 | V | IOH = -4.5mA; VCCA = 1.65V; VCCB = 1.65V | 8 | ||
| High-level output voltage | VOH | 1.7 | V | IOH = -8mA; VCCA = 2.3V; VCCB = 2.3V | 8 | ||
| High-level output voltage | VOH | 2.2 | V | IOH = -10mA; VCCA = 3V; VCCB = 3V | 8 | ||
| High-level output voltage | VOH | 3.7 | V | IOH = -12mA; VCCA = 4.5V; VCCB = 4.5V | 8 | ||
| Low-level output voltage | VOL | 0.1 | V | IOL = 0.1mA; VCCA, VCCB = 1.1V to 5.5V | 8 | ||
| Low-level output voltage | VOL | 0.27 | V | IOL = 0.5mA; VCCA = 1.1V; VCCB = 1.1V | 8 | ||
| Low-level output voltage | VOL | 0.35 | V | IOL = 3mA; VCCA = 1.4V; VCCB = 1.4V | 8 | ||
| Low-level output voltage | VOL | 0.45 | V | IOL = 4.5mA; VCCA = 1.65V; VCCB = 1.65V | 8 | ||
| Low-level output voltage | VOL | 0.7 | V | IOL = 8mA; VCCA = 2.3V; VCCB = 2.3V | 8 | ||
| Low-level output voltage | VOL | 0.8 | V | IOL = 10mA; VCCA = 3V; VCCB = 3V | 8 | ||
| Low-level output voltage | VOL | 0.55 | V | IOL = 8mA; VCCA = 4.5V; VCCB = 4.5V | 8 | ||
| Junction-to-ambient thermal resistance | RθJA | 135.8 | °C/W | PW (TSSOP) 14 pins | 6 | ||
| Junction-to-case (top) thermal resistance | RθJC(top) | 65 | °C/W | PW (TSSOP) 14 pins | 6 | ||
| Junction-to-board thermal resistance | RθJB | 78.8 | °C/W | PW (TSSOP) 14 pins | 6 | ||
| Junction-to-top characterization parameter | YJT | 15.6 | °C/W | PW (TSSOP) 14 pins | 6 | ||
| Junction-to-board characterization parameter | YJB | 78.2 | °C/W | PW (TSSOP) 14 pins | 6 |
CAD (KiCad official)
- Symbol:
TXU0304QPWRQ1 - Footprint:
Package_SO:TSSOP-14_4.4x5mm_P0.65mm - 3D model: TSSOP-14 (KiCad packages3D, STEP)
- 3D model files:
txu0304qpwrq1-etched.step/txu0304qpwrq1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);txu0304qpwrq1.step/txu0304qpwrq1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: TEXAS INSTRUMENTS datasheet (40 pp, sha256
69909ed223e23d5b, retrieved 2026-10-22, 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, 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).
# TXU0304QPWRQ1
**TEXAS INSTRUMENTS** · Global Sourcing Parts · TSSOP-14
TXU0304QPWRQ1 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 | VCCA | power_in | A-port supply voltage, 1.1 V ≤ VCCA ≤ 5.5 V. |
| 2 | A1 | input | Input A1, referenced to VCCA. |
| 3 | A2 | input | Input A2, referenced to VCCA. |
| 4 | A3 | input | Input A3, referenced to VCCA. |
| 5 | A4Y | output | Output A4, referenced to VCCA. |
| 6 | NC | unconnected | No internal connection. |
| 7 | GND | power_in | Ground. |
| 8 | OE | input | Output enable; pull to GND to put all outputs in high-impedance mode, pull to VCCA or VCCB to enable all outputs. |
| 9 | NC | unconnected | No internal connection. |
| 10 | B4 | input | Input B4, referenced to VCCB. |
| 11 | B3Y | output | Output B3, referenced to VCCB. |
| 12 | B2Y | output | Output B2, referenced to VCCB. |
| 13 | B1Y | output | Output B1, referenced to VCCB. |
| 14 | VCCB | power_in | B-port supply voltage, 1.1 V ≤ VCCB ≤ 5.5 V. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | TEXAS INSTRUMENTS |
| Package | TSSOP-14 |
| Category | Global Sourcing Parts |
| 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 A | VCCA | 1.08 | | 5.5 | V | | 6 |
| Supply voltage B | VCCB | 1.08 | | 5.5 | V | | 6 |
| Input voltage | VI | 0 | | 5.5 | V | | 6 |
| Output voltage, tri-state | VO | 0 | | 5.5 | V | Tri-state | 6 |
| Operating free-air temperature | TA | -40 | | 125 | °C | | 6 |
| High-level output current | IOH | | | -1.5 | mA | VCCO = 1.1V | 6 |
| High-level output current | IOH | | | -3 | mA | VCCO = 1.4V | 6 |
| High-level output current | IOH | | | -4.5 | mA | VCCO = 1.65V | 6 |
| High-level output current | IOH | | | -8 | mA | VCCO = 2.3V | 6 |
| High-level output current | IOH | | | -10 | mA | VCCO = 3V | 6 |
| High-level output current | IOH | | | -12 | mA | VCCO = 4.5V | 6 |
| Low-level output current | IOL | | | 1.5 | mA | VCCO = 1.1V | 6 |
| Low-level output current | IOL | | | 3 | mA | VCCO = 1.4V | 6 |
| Low-level output current | IOL | | | 4.5 | mA | VCCO = 1.65V | 6 |
| Low-level output current | IOL | | | 8 | mA | VCCO = 2.3V | 6 |
| Low-level output current | IOL | | | 10 | mA | VCCO = 3V | 6 |
| Low-level output current | IOL | | | 12 | mA | VCCO = 4.5V | 6 |
| Input leakage current, OE | II | -0.1 | | 1.5 | µA | VI = VCC or GND; VCCA, VCCB = 1.1V to 5.5V; TA = 25°C | 8 |
| Input leakage current, OE | II | -0.1 | | 2 | µA | VI = VCC or GND; VCCA, VCCB = 1.1V to 5.5V; TA = -40°C to 125°C | 8 |
| Input leakage current, data inputs (Ax, Bx) | II | -0.1 | | 1.5 | µA | VI = VCCI or GND; VCCA, VCCB = 1.1V to 5.5V; TA = 25°C | 8 |
| Input leakage current, data inputs (Ax, Bx) | II | -2 | | 2 | µA | VI = VCCI or GND; VCCA, VCCB = 1.1V to 5.5V; TA = -40°C to 125°C | 8 |
| Partial power-down current, A or B port | Ioff | -1.5 | | 1.5 | µA | VI or VO = 0V to 5.5V; VCCA = 0V, VCCB = 0V to 5.5V; TA = 25°C | 8 |
| Partial power-down current, A or B port | Ioff | -2 | | 2 | µA | VI or VO = 0V to 5.5V; VCCA = 0V, VCCB = 0V to 5.5V; TA = -40°C to 85°C | 8 |
| Partial power-down current, A or B port | Ioff | -2.5 | | 2.5 | µA | VI or VO = 0V to 5.5V; VCCA = 0V, VCCB = 0V to 5.5V; TA = -40°C to 125°C | 8 |
| Floating-supply partial power-down current, A or B port | Ioff-float | -1.5 | | 1.5 | µA | VI or VO = GND; VCCA floating, VCCB = 0V to 5.5V; TA = 25°C | 8 |
| Floating-supply partial power-down current, A or B port | Ioff-float | -2 | | 2 | µA | VI or VO = GND; VCCA floating, VCCB = 0V to 5.5V; TA = -40°C to 85°C | 8 |
| Floating-supply partial power-down current, A or B port | Ioff-float | -2.5 | | 2.5 | µA | VI or VO = GND; VCCA floating, VCCB = 0V to 5.5V; TA = -40°C to 125°C | 8 |
| High-level output voltage | VOH | 0.82 | | | V | IOH = -0.5mA; VCCA = 1.1V; VCCB = 1.1V | 8 |
| High-level output voltage | VOH | 1 | | | V | IOH = -3mA; VCCA = 1.4V; VCCB = 1.4V | 8 |
| High-level output voltage | VOH | 1.2 | | | V | IOH = -4.5mA; VCCA = 1.65V; VCCB = 1.65V | 8 |
| High-level output voltage | VOH | 1.7 | | | V | IOH = -8mA; VCCA = 2.3V; VCCB = 2.3V | 8 |
| High-level output voltage | VOH | 2.2 | | | V | IOH = -10mA; VCCA = 3V; VCCB = 3V | 8 |
| High-level output voltage | VOH | 3.7 | | | V | IOH = -12mA; VCCA = 4.5V; VCCB = 4.5V | 8 |
| Low-level output voltage | VOL | | | 0.1 | V | IOL = 0.1mA; VCCA, VCCB = 1.1V to 5.5V | 8 |
| Low-level output voltage | VOL | | | 0.27 | V | IOL = 0.5mA; VCCA = 1.1V; VCCB = 1.1V | 8 |
| Low-level output voltage | VOL | | | 0.35 | V | IOL = 3mA; VCCA = 1.4V; VCCB = 1.4V | 8 |
| Low-level output voltage | VOL | | | 0.45 | V | IOL = 4.5mA; VCCA = 1.65V; VCCB = 1.65V | 8 |
| Low-level output voltage | VOL | | | 0.7 | V | IOL = 8mA; VCCA = 2.3V; VCCB = 2.3V | 8 |
| Low-level output voltage | VOL | | | 0.8 | V | IOL = 10mA; VCCA = 3V; VCCB = 3V | 8 |
| Low-level output voltage | VOL | | | 0.55 | V | IOL = 8mA; VCCA = 4.5V; VCCB = 4.5V | 8 |
| Junction-to-ambient thermal resistance | RθJA | | 135.8 | | °C/W | PW (TSSOP) 14 pins | 6 |
| Junction-to-case (top) thermal resistance | RθJC(top) | | 65 | | °C/W | PW (TSSOP) 14 pins | 6 |
| Junction-to-board thermal resistance | RθJB | | 78.8 | | °C/W | PW (TSSOP) 14 pins | 6 |
| Junction-to-top characterization parameter | YJT | | 15.6 | | °C/W | PW (TSSOP) 14 pins | 6 |
| Junction-to-board characterization parameter | YJB | | 78.2 | | °C/W | PW (TSSOP) 14 pins | 6 |
## CAD (KiCad official)
- Symbol: `TXU0304QPWRQ1`
- Footprint: `Package_SO:TSSOP-14_4.4x5mm_P0.65mm`
- 3D model: TSSOP-14 (KiCad packages3D, STEP)
- 3D model files: `txu0304qpwrq1-etched.step` / `txu0304qpwrq1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `txu0304qpwrq1.step` / `txu0304qpwrq1.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [TEXAS INSTRUMENTS datasheet](https://www.ti.com/cn/lit/gpn/txu0304-q1) (40 pp, sha256 `69909ed223e23d5b`, retrieved 2026-10-22, 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-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](docs/txu0304qpwrq1-datasheet.pdf)