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BU21025GUL - 4-wire Resistive Touch Screen Controller

Description

BU21025GUL is a low power 4-wire resistive touch screen controller.

BU21025GUL measures coordinates and touch pressures with a 12bit A/D converter.

BU21025GUL has a digital filter for noise reduction.

Features

  • 4-wire resistive touch screen controller.
  • Single 1.65V to 3.60V supply.
  • Low standby current ( 0.8uA max).
  • 12bit SAR A/D converter.
  • 2-wire serial interface.
  • Command base interface.
  • Digital filter.
  • Touch pressure measurement.
  • Auto power down control.
  • Built-in clock oscillation circuit.
  • Key Specifications.
  • Power supply voltage.
  • Temperature range.
  • Standby current.
  • Operating current.
  • Coordinate resolution 1.65V to 3.6.

📥 Download Datasheet

Datasheet Details

Part number BU21025GUL
Manufacturer ROHM
File Size 612.51 KB
Description 4-wire Resistive Touch Screen Controller
Datasheet download datasheet BU21025GUL Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Datasheet 4-wire Resistive Touch Screen Controller BU21025GUL ●General Description BU21025GUL is a low power 4-wire resistive touch screen controller. BU21025GUL measures coordinates and touch pressures with a 12bit A/D converter. BU21025GUL has a digital filter for noise reduction. ●Features ■ 4-wire resistive touch screen controller ■ Single 1.65V to 3.60V supply. ■ Low standby current ( 0.8uA max) ■ 12bit SAR A/D converter ■ 2-wire serial interface ■ Command base interface ■ Digital filter ■ Touch pressure measurement ■ Auto power down control ■ Built-in clock oscillation circuit ●Key Specifications ■ Power supply voltage ■ Temperature range ■ Standby current ■ Operating current ■ Coordinate resolution 1.65V to 3.60V -30℃ to 85℃ 0.8uA (Max.) 120uA (Typ.
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