ROHM Product Detail

BU97601FV-M
車電用低Duty LCD段碼驅動器

BU97601FV-M是1/4、1/3、1/2占空比、支援Static驅動的車電用通用LCD驅動器，最多可顯示116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。
最多可控制16個通用輸出和6個PWM輸出，透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20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，還支持TTL電平輸入，因此能直接連接各種電源電壓的MCU。

Data Sheet 購買
Data Sheet 購買

Product Detail

 
料號 | BU97601FV-ME2
狀態 | 推薦品
封裝 | SSOP-B40
包裝形式 | Taping
單位數量 | 2000
最小包裝數量 | 2000
RoHS | Yes

功能安全:

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

Grade

Automotive

Segment Element

116

Duty

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

Bias

1/3, 1/2

Elements of MUX 1:1

29

Elements of MUX 1:2

58

Elements of MUX 1:3

87

Elements of MUX 1:4

116

Interface [line serial]

3wire+KEYOUT

Interface Voltage (Min.)[V]

2.7

Interface Voltage (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]

85

Package Size [mm]

13.6x7.8 (t=2.0)

Common Standard

AEC-Q100 (Automotive Grade)

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功能:

  • 1/4, 1/3, 1/2duty or Static setting selectable
    1/4duty: Max 116 segments, 1/3duty: Max 87 segments
    1/2duty: Max 58 segments, Static: Max 29 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
  • Max 16ch external PWM outputs (SEG outputs/general purpose outputs selectable)
  • Max 6ch internal PWM outputs (SEG outputs/general purpose outputs/external PWM outputs 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 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 +85℃ operation, qualified AEC-Q100 Grade3
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