BU97501KV
低Duty LCD段码驱动器

BU97501KV是1/4、1/3占空比的车载通用LCD驱动器，最多可显示204段的LCD，适用于消费电子和电池驱动设备的LCD显示。
最多可控制4个通用输出，实现LED元件等的点亮。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。

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* 本产品是标准级的产品。
本产品不建议使用于车载设备。
Data Sheet 购买 *

主要规格

 
型号 | BU97501KV-E2
Status | 推荐品
封装 | VQFP64
包装数量 | 1000
最小独立包装数量 | 1000
包装形态 | Taping
RoHS | Yes

特性：

Grade

Consumer

Segment Element

204

Duty

1/4, 1/3

Bias

1/3, 1/2

Elements of MUX 1:3

156

Elements of MUX 1:4

204

Interface [line serial]

3wire+KEYOUT

Interface Voltage (Min.)[V]

2.7

Interface Voltage (Max.)[V]

6

Power Supply for LCD (Min.) [V]

4.5

Power Supply for LCD (Max.) [V]

6

Max GPO [port]

4

Max KEYSCAN [Key]

30

LCD Driving Waveform

Line/Frame

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

Package Size [mm]

12x12 (t=1.6)

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特点：

  • 1/4 or 1/3 duty setting selectable
    1/4duty driving: Max 204 segments
    1/3duty driving: Max 156 segments
  • 1/3 or 1/2 bias setting selectable
  • Power supply for Interface: 2.7V to 6.0V
  • Power supply for LCD: 4.5V to 6.0V
  • Integrated LCD voltage driving circuit
  • Integrated oscillation circuit for LCD frame frequency
  • Line or Frame inversion driving selectable
  • Integrated 4ch general purpose outputs
    (SEG selectable)
  • Support 3 wire serial interface + KEYOUT
  • Support Max 30 key input detection (SEG selectable)
  • Integrated power on reset circuit
  • No external components required
  • Low power consumption design
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