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Contents

README

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TMUX1209PWR

Texas Instruments · Analog Switches, Multiplexers · TSSOP-16

TMUX1209PWR from Texas Instruments, in a TSSOP-16. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 A0 input Address line 0 controls switch configuration per Table 2.
2 EN input Active high enable selects switch via A[1:0] when high; all switches off when low.
3 N.C. unconnected Not connected.
4 S1A bidirectional Source pin 1A for bidirectional analog/digital signals from GND to VDD.
5 S2A bidirectional Source pin 2A for bidirectional analog/digital signals from GND to VDD.
6 S3A bidirectional Source pin 3A for bidirectional analog/digital signals from GND to VDD.
7 S4A bidirectional Source pin 4A for bidirectional analog/digital signals from GND to VDD.
8 DA bidirectional Drain pin A for bidirectional analog/digital signals from GND to VDD.
9 DB bidirectional Drain pin B for bidirectional analog/digital signals from GND to VDD.
10 S4B bidirectional Source pin 4B for bidirectional analog/digital signals from GND to VDD.
11 S3B bidirectional Source pin 3B for bidirectional analog/digital signals from GND to VDD.
12 S2B bidirectional Source pin 2B for bidirectional analog/digital signals from GND to VDD.
13 S1B bidirectional Source pin 1B for bidirectional analog/digital signals from GND to VDD.
14 VDD power_in Positive power supply input (1.08 V to 5.5 V); requires 0.1 µF to 10 µF bypass capacitor to ground.
15 GND power_in Ground (0 V) reference.
16 A1 input Address line 1 controls switch configuration per Table 2.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package TSSOP-16
Category Interface
Pins 16

CAD (KiCad official)

  • Symbol: TMUX1209PWR
  • Footprint: Package_SO:TSSOP-16_4.4x5mm_P0.65mm
  • 3D model: TSSOP-16 (KiCad packages3D, STEP)
  • 3D model files: tmux1209pwr-etched.step / tmux1209pwr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tmux1209pwr.step / tmux1209pwr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (37 pp, sha256 c2683e83f693c8d9, retrieved 2026-09-23, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-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