BU9797AFUV
低Duty LCD段码驱动器
BU9797AFUV
低Duty LCD段码驱动器
BU9797FUV是1/4占空比通用LCD驱动器，最多可显示144段LCD。适合用于民生设备和电池驱动设备的LCD显示。
内置显示用RAM，可减轻微控制器负荷，还无需外置部件，实现了低功耗。
主要规格
特性：
Grade
Consumer
Segment Element
144
Duty
1/4
Bias
1/3
Elements of MUX 1:4
144
Interface [line serial]
2wire
Interface Voltage (Min.)[V]
2.5
Interface Voltage (Max.)[V]
5.5
LCD Driving Waveform
Line/Frame
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
85
Package Size [mm]
12.5x8.1 (t=1)
特点：
- 1/4duty driving: Max 144 segments
- Integrated display data RAM: 36 x 4bit
- 1/3 bias setting
- Support wide range of operation voltage from 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
- Integrated power on reset circuit
- No external components required
- Low power consumption design
