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BU9728 - LCD driver for segment-type LCDs

Description

Pin name OSC1 OSC2 V1 ~ V3 VSS VDD SCK SD 9 I CS 10 I C/D COM0 11 I 12 ~ 15 COM3 RESET SEG0 17 ~ 48 SEG31 16 O I O Input / output equivalent circuits Pin name I / O SD SCK C/D CS I VDD IN GND Equivalent Circuit Pin name I / O SEG0 SEG31 OUT Equivalent Circuit VLCD O ~

Features

  • 1) Serial interface. (8-bit length) 2) Display RAM: Internal, 128 bits. (up to 128 segments can be displayed) 3) Internal power supply circuit for LCD drive. 4) Display duty: 1 / 4 5) Can be driven with low voltage and low current dissipation.
  • Absolute maximum ratings (Ta = 25°C, V Parameter Power supply voltage 1 Power supply voltage 2 Power dissipation Operating temperature Storage temperature SS = 0V) Limits.
  • 0.3 ~ + 7.0.
  • 0.3 ~ + VDD 400∗.
  • 20.

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Datasheet Details

Part number BU9728
Manufacturer ROHM
File Size 103.83 KB
Description LCD driver for segment-type LCDs
Datasheet download datasheet BU9728 Datasheet

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Other Datasheets by ROHM

Part Number Description
BU9728AKV LCD driver for segment-type LCDs
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Full PDF Text Transcription

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Standard ICs LCD driver for segment-type LCDs BU9728AKV The BU9728AKV is a segment-type LCD system driver which can accommodate microcomputer control and a serial interface. An internal 4-bit common output and LCD drive power supply circuit enable configuration of a display system at low cost. Applications • Movie projectors, car audio systems, telephones Features • 1) Serial interface. (8-bit length) 2) Display RAM: Internal, 128 bits. (up to 128 segments can be displayed) 3) Internal power supply circuit for LCD drive. 4) Display duty: 1 / 4 5) Can be driven with low voltage and low current dissipation. •Absolute maximum ratings (Ta = 25°C, V Parameter Power supply voltage 1 Power supply voltage 2 Power dissipation Operating temperature Storage temperature SS = 0V) Limits – 0.
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