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TXB0304RSVR

Texas Instruments · Translators, Level Shifters · UQFN-16(1.8x2.6)

TXB0304RSVR from Texas Instruments, in a UQFN-16(1.8x2.6). 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 A1 bidirectional Bidirectional data I/O 1 on A-port, referenced to VCCA with 0.9 V to 3.6 V supply range.
2 A2 bidirectional Bidirectional data I/O 2 on A-port, referenced to VCCA with 0.9 V to 3.6 V supply range.
3 A3 bidirectional Bidirectional data I/O 3 on A-port, referenced to VCCA with 0.9 V to 3.6 V supply range.
4 A4 bidirectional Bidirectional data I/O 4 on A-port, referenced to VCCA with 0.9 V to 3.6 V supply range.
5 NC unconnected No connection; not internally connected.
6 GND power_in Ground reference for power supply.
7 GND power_in Ground reference for power supply.
8 OE input Output enable input referenced to VCCA; pull low to place all I/O outputs in high-impedance state.
9 B4 bidirectional Bidirectional data I/O 1 on B-port, referenced to VCCB with 0.9 V to 3.6 V supply range.
10 B3 bidirectional Bidirectional data I/O 2 on B-port, referenced to VCCB with 0.9 V to 3.6 V supply range.
11 B2 bidirectional Bidirectional data I/O 3 on B-port, referenced to VCCB with 0.9 V to 3.6 V supply range.
12 B1 bidirectional Bidirectional data I/O 4 on B-port, referenced to VCCB with 0.9 V to 3.6 V supply range.
13 VCCB power_in B-port supply voltage input, operating range 0.9 V to 3.6 V.
14 NC unconnected No connection; not internally connected.
15 NC unconnected No connection; not internally connected.
16 VCCA power_in A-port supply voltage input, operating range 0.9 V to 3.6 V.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package UQFN-16(1.8x2.6)
Category Logic
Pins 16

CAD (KiCad official)

  • Symbol: TXB0304RSVR
  • Footprint: Package_DFN_QFN:UQFN-16_1.8x2.6mm_P0.4mm
  • 3D model: UQFN-16(1.8x2.6), generated from the KiCad footprint (body from the F.Fab outline, terminals on the pads, 0.55 mm nominal UFQFPN height). Neither the vendor nor KiCad ships a 3D model for this package, so the dimensions are nominal, not the manufacturer's CAD (STEP)
  • 3D model files: txb0304rsvr-etched.step / txb0304rsvr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); txb0304rsvr.step / txb0304rsvr.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (27 pp, sha256 7f5205e7b37673c7, retrieved 2026-10-01, 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, primary claude-haiku-4-5-20251001 (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