Low Duty LCD Segment Drivers - BU9799KV

BU9799KV is a 1/4 duty general-purpose LCD driver that can be used for consumer / battery operated products and can drive up to 200 LCD Segments.It has integrated display RAM for reducing CPU load. Also, it is designed with low power consumption and no external component needed. It can support LCD contrast adjustment by its EVR function.

Part NumberStatusPackageUnit QuantityMinimum Package QuantityPacking TypeRoHS
BU9799KV-E2ActiveVQFP6410001000TapingYes

BU9799KV Data Sheet

Specifications
GradeConsumer
Segment Element200
Duty1/4
Bias1/3, 1/2
Elements of MUX 1:4200
Interface [line serial]2wire
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
Applications
  • Vacuum Cleaner
  • Rice Cooker
  • Bakery Machine
  • Toaster and Griller
Technical Documents
Features
  • 1/4duty driving: Max 200 segments
  • Integrated display data RAM: 50 x 4bit
  • 1/3 or 1/2 bias setting selectable
  • Power supply for Interface: 2.5V to 5.5V
  • Power supply for LCD: 2.5V to 5.5V
  • Integrated LCD voltage driving circuit
  • Integrated oscillation circuit for LCD frame frequency
  • Line or Frame inversion driving selectable
  • Support 2 wire serial interface
  • Support INHb terminal to control Display ON/OFF
  • Integrated EVR function to adjust LCD contrast
  • Integrated power on reset circuit
  • No external components required
  • Low power consumption design
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BU9799KV BU9799KV
BU9795BGUW BU9795BGUW
BU91R63CH-M3BW BU91R63CH-M3BW
BU91797MUF-M BU91797MUF-M
BU91796MUF-M BU91796MUF-M
BU91799KV-M BU91799KV-M
BU91600FUV-M BU91600FUV-M
Application Note BA12004BF
Package Information BH5511KV
Reliability Information BU9799KV
Package Information BD9016KV-M
Part Explanation BA12004BF