BU91530KVT-M
車用低Duty LCD區段驅動器
BU91530KVT-M
車用低Duty LCD區段驅動器
BU91530KVT-M是1/5、1/4、1/3佔空比、Static車用通用LCD驅動器，最多可顯示445段LCD。
本產品支援高液晶電壓驅動及高幀頻率驅動，也可驅動高顯示精度的VA液晶。還支援+105℃動作，最多可控制9個通用／PWM輸出，通過豐富的頻率設定功能，無需頻閃即可實現LED背光和LED按鈕的照明。還內建最多30鍵的鍵盤掃描功能，可實現PCB上的配線削減和MCU的尺寸縮減和成本削減。內建有EVR功能，可進行LCD對比度的調節，還支援TTL電平輸入，因此能直接連接各種電源電壓的MCU。
Product Detail
功能安全:
規格:
Grade
Automotive
Segment Element
445
Duty
1/5, 1/4, 1/3, Static
Bias
1/3, 1/2
Elements of MUX 1:1
90
Elements of MUX 1:3
270
Elements of MUX 1:4
360
Elements of MUX 1:5
445
Interface [line serial]
3wire+KEYOUT
Interface Voltage (Min.)[V]
2.7
Interface Voltage (Max.)[V]
6
Power Supply for LCD (Min.) [V]
2.7
Power Supply for LCD (Max.) [V]
6
Max GPO [port]
9
Max KEYSCAN [Key]
30
TTL input Support
Yes
LCD Driving Waveform
Line/Frame
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
105
Package Size [mm]
16.0x16.0 (t=1.2)
Common Standard
AEC-Q100 (Automotive Grade)
功能:
- 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
