Low Duty LCD Segment Driver - BU9795BGUW

BU9795BGUW is a 1/4 duty general-purpose LCD driver that can be used for consumer / battery operated products and can drive up to 124 LCD Segments. It has integrated display RAM for reducing CPU load. Also, it is designed with low power consumption and no external component needed. Its small BGA package is well-suited for small footprint applications.

Part NumberStatusPackageUnit QuantityMinimum Package QuantityPacking TypeRoHS
BU9795BGUW-ZE2ActiveVBGA049W040A25002500TapingYes

BU9795BGUW Data Sheet

Specifications
GradeConsumer
Segment Element124
Duty1/4
Bias1/3, 1/2
Elements of MUX 1:4124
Interface [line serial]3wire
Interface Voltage (Min.)[V]2.5
Interface Voltage (Max.)[V]5.5
LCD Driving WaveformLine/Frame
Operating Temperature (Min.)[°C]-40
Operating Temperature (Max.)[°C]85
Technical Documents
Features
  • 1/4duty driving: Max 124 segments
  • Integrated display data RAM: 35 x 4bit
  • 1/3 or 1/2 bias setting selectable
  • Support wide range of operation voltage from 2.5V to 5.5V
  • Integrated LCD voltage driving circuit
  • Integrated oscillation circuit for LCD frame frequency
  • Line or Frame inversion driving selectable
  • Support 3 wire serial interface
  • Integrated power on reset circuit
  • No external components required
  • Low power consumption design
  • Small BGA package
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BU9795BGUW BU9795BGUW
BU91R63CH-M3BW BU91R63CH-M3BW
BU91797MUF-M BU91797MUF-M
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Application Note BA12004BF
Part Explanation BA12004BF