BU21029GUL-E2, Resistive Touch Screen Controller, 12 bit 2-Wire, 50-Pin VCSP50L2

Unavailable
RS will no longer stock this product.
RS stock no.:
185-1351
Mfr. Part No.:
BU21029GUL-E2
Manufacturer:
ROHM
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Brand

ROHM

Resolution

12 bit

Sensing Technology

Resistive

Sensing Wire Type

2-Wire

Mounting Type

Surface Mount

Package Type

VCSP50L2

Pin Count

50

Typical Operating Supply Voltage

3 V

Dimensions

2 x 2 x 0.55mm

Sensor Type

Touch Screen Controllers

Length

2mm

Width

2mm

Height

0.55mm

Maximum Operating Temperature

+85 °C

Minimum Operating Temperature

-20 °C

Unlike most resistive touch screen controllers, the BU21029GUL 4-wire resistive touch-screen controller can generate data that enables dual touch detection. The Host processor can use this data to detect single and dual point coordinates.

Single and dual touch detection for standard 4-wire resistive touch screens
I²C-like interface for interfacing with the host processor
12-bit resolution
Single 1.65V to 3.60V supply
Power on reset
Auto power down control
Built-in clock oscillator circuit