component
ADS122C04IRTET
Public Made by Adomby adom
Texas Instruments Analog To Digital Converters (ADC), WQFN-16-EP(3x3). 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
markdownADS122C04IRTET
Texas Instruments · Analog To Digital Converters (ADC) · WQFN-16-EP(3x3)
ADS122C04IRTET from Texas Instruments, in a WQFN-16-EP(3x3). 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 | RESET | input | Reset input, active low. |
| 2 | DGND | power_in | Digital ground. |
| 3 | AVSS | power_in | Negative analog power supply. |
| 4 | AIN3 | input | Analog input 3. |
| 5 | AIN2 | input | Analog input 2. |
| 6 | REFN | input | Negative reference input. |
| 7 | REFP | input | Positive reference input. |
| 8 | AIN1 | input | Analog input 1. |
| 9 | AIN0 | input | Analog input 0. |
| 10 | AVDD | power_in | Positive analog power supply; connect a 100-nF (or larger) capacitor to AVSS. |
| 11 | DVDD | power_in | Positive digital power supply; connect a 100-nF (or larger) capacitor to DGND. |
| 12 | DRDY | output | Data ready output, active low; connect to DVDD using a pullup resistor. |
| 13 | SDA | bidirectional | Serial data input and output; connect to DVDD using a pullup resistor. |
| 14 | SCL | input | Serial clock input; connect to DVDD using a pullup resistor. |
| 15 | A0 | input | I2C slave address select pin 0. |
| 16 | A1 | input | I2C slave address select pin 1. |
| 17 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | WQFN-16-EP(3x3) |
| Category | Data Acquisition |
| Pins | 17 |
CAD (KiCad official)
- Symbol:
ADS122C04IRTET - Footprint:
Package_DFN_QFN:QFN-16-1EP_3x3mm_P0.5mm_EP1.7x1.7mm - 3D model: WQFN-16-EP(3x3) (KiCad packages3D, STEP)
- 3D model files:
ads122c04irtet-etched.step/ads122c04irtet-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ads122c04irtet.step/ads122c04irtet.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (77 pp, sha256
a8a06ad190e1fa12, retrieved 2026-10-11, 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, primaryclaude-haiku-5-5(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).