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Resistive Type Touch Screen Control IC - BU21025GUL

BU21025GUL is a low power 4-wire resistive touchscreen controller. BU21025GUL measures coordinatesand touch pressures with a 12bit A/D converter.
BU21025GUL has a digital filter for noise reduction.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part number
Status
Package
Unit Quantity
Minimum Package Quantity
Packing Type
RoHS
BU21025GUL-E2 Active VCSP50L2 3000 3000 Taping Yes
 
Specifications:
Vcc(Min.)[V] 1.65
Vcc(Max.)[V] 3.6
MCU -
Resolution 4096 x 4096
Stand-by current[µA] 0.8
Operating Temperature (Min.)[°C] -30
Operating Temperature (Max.)[°C] 85
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
 
 
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Technical Data
Thermal Resistance

The definition and how to use thermal resistance and thermal characterization parameter of packages for ROHM’s integrated circuit are described in this application note.

NE Handbook Series

Sensor Networks