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SN74AVCH8T245PWR
Public Made by Adomby adom
Texas Instruments Translators, Level Shifters, TSSOP-24. 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
markdownSN74AVCH8T245PWR
Texas Instruments · Translators, Level Shifters · TSSOP-24
SN74AVCH8T245PWR from Texas Instruments, in a TSSOP-24. 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. 1.2V ≤ VCCA ≤ 3.6V |
| 2 | DIR | input | Direction-control signal. Referenced to VCCA. |
| 3 | A1 | bidirectional | Input/output A1. Referenced to VCCA. |
| 4 | A2 | bidirectional | Input/output A2. Referenced to VCCA. |
| 5 | A3 | bidirectional | Input/output A3. Referenced to VCCA. |
| 6 | A4 | bidirectional | Input/output A4. Referenced to VCCA. |
| 7 | A5 | bidirectional | Input/output A5. Referenced to VCCA. |
| 8 | A6 | bidirectional | Input/output A6. Referenced to VCCA. |
| 9 | A7 | bidirectional | Input/output A7. Referenced to VCCA. |
| 10 | A8 | bidirectional | Input/output A8. Referenced to VCCA. |
| 11 | GND | power_in | Ground |
| 12 | GND | power_in | Ground |
| 13 | GND | power_in | Ground |
| 14 | B8 | bidirectional | Input/output B8. Referenced to VCCB. |
| 15 | B7 | bidirectional | Input/output B7. Referenced to VCCB. |
| 16 | B6 | bidirectional | Input/output B6. Referenced to VCCB. |
| 17 | B5 | bidirectional | Input/output B5. Referenced to VCCB. |
| 18 | B4 | bidirectional | Input/output B4. Referenced to VCCB. |
| 19 | B3 | bidirectional | Input/output B3. Referenced to VCCB. |
| 20 | B2 | bidirectional | Input/output B2. Referenced to VCCB. |
| 21 | B1 | bidirectional | Input/output B1. Referenced to VCCB. |
| 22 | OE | input | 3-state output-mode enables. Pull OE high to place all outputs in 3-state mode. Referenced to VCCA. |
| 23 | VCCB | power_in | B-port supply voltage. 1.2V ≤ VCCB ≤ 3.6V |
| 24 | VCCB | power_in | B-port supply voltage. 1.2V ≤ VCCB ≤ 3.6V |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TSSOP-24 |
| Category | Logic |
| Pins | 24 |
CAD (KiCad official)
- Symbol:
SN74AVCH8T245PWR - Footprint:
Package_SO:TSSOP-24_4.4x7.8mm_P0.65mm - 3D model: TSSOP-24 (KiCad packages3D, STEP)
- 3D model files:
sn74avch8t245pwr-etched.step/sn74avch8t245pwr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sn74avch8t245pwr.step/sn74avch8t245pwr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (39 pp, sha256
6252cb6a0e32e6d8, retrieved 2026-10-03, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-4-5-20251001(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).