BU91530KVT-M数据手册集成电路（IC）的显示驱动器规格书PDF

描述 Description

BU91530KVT-M是1/5、1/4、1/3占空比、Static车载用通用LCD驱动器，最多可显示445段LCD。

本产品支持高液晶电压驱动及高帧频率驱动，也可驱动高显示精度的VA液晶。还支持+105C动作，最多可控制9个通用／PWM输出，通过丰富的频率设定功能，无需频闪即可实现LED背光和LED按钮的照明。还内置最多30键的键盘扫描功能，可实现PCB上的配线削减和MCU的尺寸缩减和成本削减。内置有EVR功能，可进行LCD对比度的调节，还支持TTL电平输入，因此能直接连接各种电源电压的MCU。

特性 Features

• AEC-Q100 Qualified
• Key input function for up to 30 keys
(A key scan is performed only when a key is pressed.)
• Either 1/5, 1/4, 1/3 or 1/1 duty (static)
can be selected with the serial control data.
1/5 duty drive: Up to 445 segments can be driven
1/4 duty drive: Up to 360 segments can be driven
1/3 duty drive: Up to 270 segments can be driven
1/1 duty drive: Up to 90 segments can be driven
• Serial Data Control of frame frequency for common
and segment output waveforms.
• Serial data control of switching between the segment
output port, PWM output port and general-purpose
output port functions. (Max 9 ports)
• Built-in OSC circuit
• Integrated Power-on Reset Circuit
• No external component
• Low power consumption design
• Supports Line and Frame Inversion