Low Duty LCD Segment Drivers - BU97501KV

BU97501KV is a 1/4 or 1/3 duty general-purpose LCD driver that can be used for consumer / battery operated products and can drive up to 204 LCD Segments. It can support up to 4 general-purpose outputs to control LED devices.It can also support key a scan function that detects a maximum of 30 key inputs to reduce PCB wiring and to minimize microcontroller size and cost.

Part NumberStatusPackageUnit QuantityMinimum Package QuantityPacking TypeRoHS
BU97501KV-E2ActiveVQFP6410001000TapingYes

BU97501KV Data Sheet

Specifications
GradeConsumer
Segment Element204
Duty1/4, 1/3
Bias1/3, 1/2
Elements of MUX 1:3156
Elements of MUX 1:4204
Interface [line serial]3wire+KEYOUT
Interface Voltage (Min.)[V]2.7
Interface Voltage (Max.)[V]6.0
Max GPO [port]4
Max KEYSCAN [Key]30
LCD Driving WaveformLine/Frame
Operating Temperature (Min.)[°C]-40
Operating Temperature (Max.)[°C]85
Applications
  • Car Navigation
  • Vacuum Cleaner
  • Rice Cooker
  • Bakery Machine
  • Toaster and Griller
Technical Documents
Features
  • 1/4 or 1/3 duty setting selectable
    1/4duty driving: Max 204 segments
    1/3duty driving: Max 156 segments
  • 1/3 or 1/2 bias setting selectable
  • Power supply for Interface: 2.7V to 6.0V
  • Power supply for LCD: 4.5V to 6.0V
  • Integrated LCD voltage driving circuit
  • Integrated oscillation circuit for LCD frame frequency
  • Line or Frame inversion driving selectable
  • Integrated 4ch general purpose outputs
    (SEG selectable)
  • Support 3 wire serial interface + KEYOUT
  • Support Max 30 key input detection (SEG selectable)
  • Integrated power on reset circuit
  • No external components required
  • Low power consumption design
Related Product
PART NUMBERProduct SeriesDatasheet
BU9795BGUWGeneral LCD Segment DriversDatasheet
BU91R63CH-M3BWLow Duty LCD Segment Drivers for Automotive ApplicationsDatasheet
BU91797MUF-MLow Duty LCD Segment Drivers for Automotive ApplicationsDatasheet
BU91796MUF-MLow Duty LCD Segment Drivers for Automotive ApplicationsDatasheet
BU91799KV-MLow Duty LCD Segment Drivers for Automotive ApplicationsDatasheet
BU91600FV-MLow Duty LCD Segment Drivers for Automotive ApplicationsDatasheet
BU97501KV BU97501KV
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
Part Explanation BA12004BF