車用低Duty LCD區段驅動器 - BU91530KVT-M

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。

料號 | BU91530KVT-ME2
狀態 | 推薦品
封裝 | TQFP100V
單位數量 | 500
最小包裝數量 | 500
包裝形式 | Taping
RoHS | Yes
Functional Safety | FS supportive

規格:

Common Standard

AEC-Q100 (Automotive Grade)

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]

6.0

Power Supply for LCD (Min.)[V]

2.7

Power Supply for LCD (Max.)[V]

6.0

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

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