BU91600FUV-M
车载用低Duty LCD段码驱动器

BU91600FV-M是1/4、1/3、1/2占空比、Static车载用通用LCD驱动器,最多可显示148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+105℃动作,符合车载应用要求的AEC-Q100 Grade2标准。最多可控制16个通用输出和6个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20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。

主要规格

 
型号 | BU91600FUV-ME2
Status | 推荐品
封装 | TSSOP-C48V
包装形态 | Taping
包装数量 | 2000
最小独立包装数量 | 2000
RoHS | Yes

功能安全:

类别 : FS supportive
A product that has been developed for automotive use and is capable of supporting safety analysis with regard to the functional safety.

特性:

Grade

Automotive

Segment Element

148

Duty

1/4, 1/3, 1/2, Static

Bias

1/3, 1/2

Elements of MUX 1:1

37

Elements of MUX 1:2

74

Elements of MUX 1:3

111

Elements of MUX 1:4

148

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]

16

Max KEYSCAN [Key]

20

TTL input Support

Yes

LCD Driving Waveform

Line/Frame

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

105

Package Size [mm]

12.5x8.1 (t=1)

Common Standard

AEC-Q100 (Automotive Grade)

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特点:

  • 1/4, 1/3, 1/2duty or Static setting selectable
    1/4duty: Max 148 segments,
    1/3duty: Max 111 segments
    1/2duty: Max 74 segments,
    Static: Max 37 segments
  • 1/3 or 1/2 bias setting selectable
  • Support wide range of operation voltage from 2.7V to 6.0V, which can support TN LCD and VA LCD display.
  • Integrated LCD voltage driving circuit
  • Integrated oscillation circuit for LCD frame frequency
  • Line or Frame inversion driving selectable
  • Integrated 16ch general purpose outputs (SEG selectable)
  • Integrated 6ch PWM outputs (SEG selectable)
  • Support 256 step PWM function to realize backlight/ button LED illumination
  • Support LCD frame frequency from 50Hz to 685Hz, total 128setting
  • Support PWM frequency from 146Hz to 2.34KHz, total 16setting
  • Support external PWM input
  • Support 3 wire serial interface + KEYOUT
  • Support TTL level input to connect 3.3V MCU directly
  • Support Max 20 key input detection (SEG selectable)
  • Integrated EVR function to adjust LCD contrast
  • Integrated voltage detected type power on reset circuit
  • No external components required
  • Low power consumption design
  • Support up to +105℃ operation, qualified AEC-Q100 Grade2
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