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Contents

README

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TSC2003IPWR

Texas Instruments · Touch Screen Controllers · TSSOP-16

TSC2003IPWR 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 +VDD power_in Power supply input; the device operates from 2.5 V to 5.25 V and the absolute maximum rating is -0.3 V to +6 V to GND.
2 X+ passive X+ position input to the 4-wire touch screen, driven through a switch with 5.5 Ω typical on-resistance and a 50 mA drive current limit for 100 ms.
3 Y+ passive Y+ position input to the 4-wire touch screen, driven through a switch with 5.5 Ω typical on-resistance and a 50 mA drive current limit for 100 ms.
4 X- passive X- position input to the 4-wire touch screen, driven through a switch with 7.3 Ω typical on-resistance and a 50 mA drive current limit for 100 ms.
5 Y- passive Y- position input to the 4-wire touch screen, driven through a switch with 7.3 Ω typical on-resistance and a 50 mA drive current limit for 100 ms.
6 GND power_in Ground reference for the device.
7 VBAT1 passive Battery monitor input with a 0.5 V to 6.0 V input voltage range; it may be driven up to 6.0 V to GND, above the +VDD + 0.3 V limit applied to other analog pins.
8 VBAT2 passive Battery monitor input with a 0.5 V to 6.0 V input voltage range; it may be driven up to 6.0 V to GND, above the +VDD + 0.3 V limit applied to other analog pins.
9 VREF power_in Voltage reference input/output; the internal 2.50 V reference (2.45 V to 2.55 V) is available here, and an external reference input range is 2.0 V to VDD.
10 PENIRQ output Pen interrupt open-drain output that requires an external 30 kΩ to 100 kΩ pull-up resistor, with VOL of 0.4 V maximum at 250 µA with the 30 kΩ pull-up.
11 SDA bidirectional I2C serial data line supporting standard, fast, and high-speed modes, with 10 pF input capacitance.
12 SCL input I2C serial clock input supporting standard, fast, and high-speed modes, with 10 pF input capacitance.
13 A1 input I2C bus address input A1 that sets part of the device's I2C address.
14 A0 input I2C bus address input A0 that sets part of the device's I2C address.
15 IN2 passive Auxiliary A/D converter input with a full-scale span of 0 V to VREF and an absolute input range of -0.2 V to VDD + 0.2 V.
16 IN1 passive Auxiliary A/D converter input with a full-scale span of 0 V to VREF and an absolute input range of -0.2 V to VDD + 0.2 V.

Key specifications

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

CAD (KiCad official)

  • Symbol: TSC2003IPWR
  • Footprint: Package_SO:TSSOP-16_4.4x5mm_P0.65mm
  • 3D model: TSSOP-16 (KiCad packages3D, STEP)
  • 3D model files: tsc2003ipwr-etched.step / tsc2003ipwr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tsc2003ipwr.step / tsc2003ipwr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (30 pp, sha256 87985f52eab6ba11, retrieved 2026-10-08, tier: lcsc)
  • 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