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PCA9548ADBR

Public Made by Adom

by adom

Texas Instruments Analog Switches - Special Purpose, SSOP-24. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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PCA9548ADBR

Texas Instruments · Analog Switches - Special Purpose · SSOP-24

PCA9548ADBR from Texas Instruments, in a SSOP-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 A0 input Address input 0; connect directly to VCC or ground.
2 A1 input Address input 1; connect directly to VCC or ground.
3 RESET input Active-low reset input; connect to VCC through a pull-up resistor if not used.
4 SD0 bidirectional Serial data 0; connect to VCC through a pull-up resistor.
5 SC0 bidirectional Serial clock 0; connect to VCC through a pull-up resistor.
6 SD1 bidirectional Serial data 1; connect to VCC through a pull-up resistor.
7 SC1 bidirectional Serial clock 1; connect to VCC through a pull-up resistor.
8 SD2 bidirectional Serial data 2; connect to VCC through a pull-up resistor.
9 SC2 bidirectional Serial clock 2; connect to VCC through a pull-up resistor.
10 SD3 bidirectional Serial data 3; connect to VCC through a pull-up resistor.
11 SC3 bidirectional Serial clock 3; connect to VCC through a pull-up resistor.
12 GND power_in Ground.
13 SD4 bidirectional Serial data 4; connect to VCC through a pull-up resistor.
14 SC4 bidirectional Serial clock 4; connect to VCC through a pull-up resistor.
15 SD5 bidirectional Serial data 5; connect to VCC through a pull-up resistor.
16 SC5 bidirectional Serial clock 5; connect to VCC through a pull-up resistor.
17 SD6 bidirectional Serial data 6; connect to VCC through a pull-up resistor.
18 SC6 bidirectional Serial clock 6; connect to VCC through a pull-up resistor.
19 SD7 bidirectional Serial data 7; connect to VCC through a pull-up resistor.
20 SC7 bidirectional Serial clock 7; connect to VCC through a pull-up resistor.
21 A2 input Address input 2; connect directly to VCC or ground.
22 SCL bidirectional Serial clock bus; connect to VCC through a pull-up resistor.
23 SDA bidirectional Serial data bus; connect to VCC through a pull-up resistor.
24 VCC power_in Supply voltage; recommended operating range is 2.3 V to 5.5 V.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SSOP-24
Category Interface
Pins 24

CAD (KiCad official)

  • Symbol: PCA9548ADBR
  • Footprint: Package_SO:SSOP-24_5.3x8.2mm_P0.65mm
  • 3D model: SSOP-24 (KiCad packages3D, STEP)
  • 3D model files: pca9548adbr-etched.step / pca9548adbr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pca9548adbr.step / pca9548adbr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (46 pp, sha256 0ad97d70ad4250c5, retrieved 2026-10-07, 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-haiku-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