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SN74AVC4T245PWT
Public Made by Adomby adom
Texas Instruments Buffers, Drivers, Receivers, Transceivers, TSSOP-16. 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
markdownSN74AVC4T245PWT
Texas Instruments · Buffers, Drivers, Receivers, Transceivers · TSSOP-16
SN74AVC4T245PWT from Texas Instruments, in a TSSOP-16. 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 power supply voltage, 1.2V to 3.6V. |
| 2 | 1DIR | input | Direction-control input for '1' ports; selects data flow direction from A to B or B to A. |
| 3 | 2DIR | input | Direction-control input for '2' ports; selects data flow direction from A to B or B to A. |
| 4 | 1A1 | bidirectional | Input/output 1A1 referenced to VCCA, 1.2V to 3.6V voltage range. |
| 5 | 1A2 | bidirectional | Input/output 1A2 referenced to VCCA, 1.2V to 3.6V voltage range. |
| 6 | 2A1 | bidirectional | Input/output 2A1 referenced to VCCA, 1.2V to 3.6V voltage range. |
| 7 | 2A2 | bidirectional | Input/output 2A2 referenced to VCCA, 1.2V to 3.6V voltage range. |
| 8 | GND | power_in | Ground. |
| 9 | GND | power_in | Ground. |
| 10 | 2B2 | bidirectional | Input/output 2B2 referenced to VCCB, 1.2V to 3.6V voltage range. |
| 11 | 2B1 | bidirectional | Input/output 2B1 referenced to VCCB, 1.2V to 3.6V voltage range. |
| 12 | 1B2 | bidirectional | Input/output 1B2 referenced to VCCB, 1.2V to 3.6V voltage range. |
| 13 | 1B1 | bidirectional | Input/output 1B1 referenced to VCCB, 1.2V to 3.6V voltage range. |
| 14 | 2OE | input | 3-state output-mode enable for '2' ports; pull high to place outputs in high-impedance state, referenced to VCCA. |
| 15 | 1OE | input | 3-state output-mode enable for '1' ports; pull high to place outputs in high-impedance state, referenced to VCCA. |
| 16 | VCCB | power_in | B-port power supply voltage, 1.2V to 3.6V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TSSOP-16 |
| Category | Logic |
| Pins | 16 |
CAD (KiCad official)
- Symbol:
SN74AVC4T245PWT - Footprint:
Package_SO:TSSOP-16_4.4x5mm_P0.65mm - 3D model: TSSOP-16 (KiCad packages3D, STEP)
- 3D model files:
sn74avc4t245pwt-etched.step/sn74avc4t245pwt-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sn74avc4t245pwt.step/sn74avc4t245pwt.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (46 pp, sha256
f6beb9b37f6eb53c, retrieved 2026-09-25, 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 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-4-6(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).