BU97501KV-E2 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.
Feature
- 1/4 or 1/3 duty setting selectable1/4duty driving: Max 204 segments1/3duty 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
