Low Duty LCD Segment Drivers - BU97941FV

BU97941FV is a 1/4, 1/3duty or Static general-purpose LCD driver that can be used for consumer / battery operated products and can drive up to 104 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 up to 4ch LED driver to control LED devices.

Part NumberStatusPackageUnit QuantityMinimum Package QuantityPacking TypeRoHS
BU97941FV-E2ActiveSSOP-B4020002000TapingYes

BU97941FV Data Sheet

Specifications
GradeConsumer
Segment Element104
Duty1/4, 1/3, Static
Bias1/3, 1/2
Elements of MUX 1:126
Elements of MUX 1:378
Elements of MUX 1:4104
Interface [line serial]3wire
Interface Voltage (Min.)[V]1.8
Interface Voltage (Max.)[V]3.6
LED Driver [port]4
LCD Driving WaveformLine/Frame
Operating Temperature (Min.)[°C]-40
Operating Temperature (Max.)[°C]85
Applications
  • MFP(Multi Function Printer)
  • Car Audio
  • Vacuum Cleaner
  • Rice Cooker
  • Bakery Machine
  • Toaster and Griller
  • PPC (Plain Paper Copier)
Technical Documents
Features
  • 1/4, 1/3duty or Static setting selectable
    1/4duty driving: Max 104 segments
    1/3duty driving: Max 78 segments
    Static driving: Max 26 segments
  • 1/3 or 1/2 bias setting selectable
  • Power supply for Interface: 1.8V to 3.6V
  • Power supply for LCD: 2.7V to 5.5V
  • Integrated LCD voltage driving circuit
  • Integrated oscillation circuit for LCD frame frequency
  • Line or Frame inversion driving selectable
  • Integrated 4ch LED driver
  • Support 3 wire serial interface
  • Integrated voltage detected type power on reset circuit
  • No external components required
  • Low power consumption design
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BU97941FV BU97941FV
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Application Note BA12004BF
Package Information BD9536FV
Package Information BU4584BFV
Part Explanation BA12004BF