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BU9799KV - Standard LCD Segment Driver

Description

COM0 …… COM3 SEG0 … SEG49 VLCD LCD voltage generator Common driver Segment driver ＋ － ＋ LCD － BIAS SELECTOR Common counter Blink timing generator DDRAM ＋ － INHb OSCIN VDD VSS VSS OSCILLATOR Power On Reset Command register Command Data Decoder Serial interface IF FILTER TEST3 TES

Features

  • Integrated RAM for display data (DDRAM): 50 x 4 bit (Max 200 Segment).
  • LCD drive output : 4 Common output, 50 Segment output.
  • Integrated Buffer AMP for LCD driving.
  • Integrated Oscillator circuit.
  • No external components.
  • Low power consumption design.
  • Independent power supply for LCD driving.
  • Integrated Electrical volume register (EVR) function.
  • Key Specifications.
  • Supply Voltage Range: +2.5V to +5.5V.
  • LCD d.

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Datasheet Details

Part number BU9799KV
Manufacturer ROHM
File Size 688.39 KB
Description Standard LCD Segment Driver
Datasheet download datasheet BU9799KV Datasheet

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Full PDF Text Transcription

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Datasheet Standard LCD Segment Driver BU9799KV MAX 200 segments (SEG50×COM4) ●Features „ Integrated RAM for display data (DDRAM): 50 x 4 bit (Max 200 Segment) „ LCD drive output : 4 Common output, 50 Segment output „ Integrated Buffer AMP for LCD driving „ Integrated Oscillator circuit „ No external components „ Low power consumption design „ Independent power supply for LCD driving „ Integrated Electrical volume register (EVR) function ●Key Specifications ■ Supply Voltage Range: +2.5V to +5.5V ■ LCD drive power supply Range: +2.5V to +5.5V ■ Operating Temperature Range: -40°C to +85°C ■ Max Segments: 200 Segments ■ Display Duty: 1/4 ■ Bias: 1/2, 1/3 selectable ■ Interface: 2wire serial interface ●Package W (Typ.) x D (Typ.) x H (Max.
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