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Contents

README

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ADS122U04IPW

Texas Instruments · Analog To Digital Converters (ADC) · TSSOP-16

ADS122U04IPW 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 GPIO1 bidirectional General-purpose input/output 1
2 GPIO0 bidirectional General-purpose input/output 0
3 RESET input Reset; active low
4 DGND power_in Digital ground
5 AVSS power_in Negative analog power supply
6 AIN3 input Analog input 3
7 AIN2 input Analog input 2
8 REFN input Negative reference input
9 REFP input Positive reference input
10 AIN1 input Analog input 1
11 AIN0 input Analog input 0
12 AVDD power_in Positive analog power supply; connect 100-nF or larger capacitor to AVSS
13 DVDD power_in Positive digital power supply; connect 100-nF or larger capacitor to DGND
14 GPIO2/DRDY bidirectional General-purpose input/output 2 or data ready; active low
15 TX output Serial data output
16 RX input Serial data input

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package TSSOP-16
Category Data Acquisition
Pins 16

CAD (KiCad official)

  • Symbol: ADS122U04IPW
  • Footprint: Package_SO:TSSOP-16_4.4x5mm_P0.65mm
  • 3D model: TSSOP-16 (KiCad packages3D, STEP)
  • 3D model files: ads122u04ipw-etched.step / ads122u04ipw-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ads122u04ipw.step / ads122u04ipw.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (77 pp, sha256 293e916b4dadaf89, retrieved 2026-10-03, 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-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