BU91R65CH-M中文资料车载COG用低Duty LCD段码驱动器数据手册ROHM规格书

描述 Description

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。而且，具备显示数据及指令寄存器读取功能，可检测出因噪声导致的误动作。除此之外，还支持MCU通信校验和、玻璃破碎、逻辑电路状态、SEG/COM端子拨动动作的异常检测。使用ITO电阻测量端子，更方便进行COG贴装不良的管理。还支持+105℃动作，符合车载应用要求的AEC-Q 100标准。

特性 Features

• AEC-Q100 Compliant
• 1/4, 1/3, 1/2 Duty or Static Drive Selectable
 1/4 Duty Drive: Max 640 Segments
 1/3 Duty Drive: Max 480 Segments
 1/2 Duty Drive: Max 320 Segments
 Static Drive: Max 160 Segments
• Integrated Buffer AMP for LCD Driving
• Integrated Oscillator Circuit for LCD frame frequency
• Support External Clock Input
• Integrated EVR Function to Adjust LCD Contrast
• Integrated Power On Reset Circuit
• No External Components
• Low Power Consumption Design
• Support INHb terminal to control Display ON/OFF
• Configurable COM Driving Order
• Support Max 4 Drivers Cascade Connection(BU91R64 / R65 / R66CH-M3BW Available)
• Support Register and Display Data Read-back Function
• Support LCD Contact Resistance Measurement
• Support Error Detection and Status Read Function
 Glass Breaking Detection
 Interface Checksum
 Logic Error Detection
 SEG / COM Toggle Detection