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.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
número de peça
Estado de Condição
Quantidade Unidade
Quantidade mínima Package
tipo de embalagem
BU97501KV-E2 Active VQFP64 1000 1000 Taping sim
Grade Consumer
Segment Element 204
Duty 1/4, 1/3
Bias 1/3, 1/2
Elements of MUX 1:3 156
Elements of MUX 1:4 204
Interface [line serial] 3wire+KEYOUT
Interface Voltage (Min.)[V] 2.7
Interface Voltage (Max.)[V] 6.0
Power Supply for LCD (Min.)[V] 4.5
Power Supply for LCD (Max.)[V] 6.0
Max GPO [port] 4
Max KEYSCAN [Key] 30
LCD Driving Waveform Line/Frame
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
    • 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
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Dados técnicos
Application Note

Thermal Resistance