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BU9910KV

Features: 1) I2C Bus interface.2) Drive up to 44 LCD cells. 4 common 11 segment, 1 / 3 bias, 1 / 4 duty3) Blink operation for eaeh cell.4) Support four frame frequencies 256Hz, 128Hz, 64Hz, 32Hz (at fOSC = 32.768kHz)5) 20 direct drive inputs, which allow the application to drive LCD directly witho...

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SeekIC No. : 004304041 Detail

BU9910KV: Features: 1) I2C Bus interface.2) Drive up to 44 LCD cells. 4 common 11 segment, 1 / 3 bias, 1 / 4 duty3) Blink operation for eaeh cell.4) Support four frame frequencies 256Hz, 128Hz, 64Hz, 32Hz (at...

BU9910KV Data Sheet

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Part Number:
BU9910KV
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/9/26

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Product Details

Description



Features:

1) I2C Bus interface.
2) Drive up to 44 LCD cells. 4 common 11 segment, 1 / 3 bias, 1 / 4 duty
3) Blink operation for eaeh cell.
4) Support four frame frequencies 256Hz, 128Hz, 64Hz, 32Hz (at fOSC = 32.768kHz)
5) 20 direct drive inputs, which allow the application to drive LCD directly without I2C control.
6) Minimum LCD drive time is guaranteed for direct in.
7) LCD device test ferminals.(LCDT0, LCDT1)
8)Power aupply voltages: 3.3V to 5.0V


Application

PCs


Specifications

 Parameter  Symbol  Limits  Unit
 Applied voltage  VDD  7.0  V
 Power dissipation  Pd  400  mW
 Operating temperature  Topr   15 ~ + 75  
 Storage temperature  Tstg   55 ~ + 125  
 Input voltage  VIN  GND 0.5 ~ VDD + 0.5  V

Reduced by 4mW for each increase in Ta of 1°C over 25°C.
ROHM holds a license from Philips semicondoctors for the "I2C Bus."


Description

The BU9910KV is a status LCD driver with I2C Bus intetface. Various lighting mode can be controlled through I2C Bus.  In addition, 20 direct drive inputs allow the application to drive 20 elements directly without I2C Bus, so that the system configuration can be kept simple.


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