ROHM BU9718KV Picture Cell Driver for STN LCD Datasheet

The BU9718KV is a driver IC designed for character-type STN liquid crystal panels, ideal for portable devices. It supports up to 96 segments display with 32 output segments and 3 common outputs. It operates on a 3V power supply with low current dissipation and comes in a compact 48-pin QFP package.


ROHM BU9718KV Picture Cell Driver for STN LCD Datasheet - cover page
Brand
ROHM
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
10
File format
PDF
File size
79 KB
Published
08 June, 2012
Updated
29 September, 2023
MD5 checksum
775F1AEE8A8830FF8840F548330DDBDE

About this manual

The BU9718KV is an integrated circuit specifically designed to drive character-type STN (Super Twisted Nematic) liquid crystal panels. It features 32 segment output pins and 3 common output pins, allowing it to control displays with up to 96 segments. The chip operates on a low voltage power supply ranging from 2.7V to 3.5V.

What's inside

  • Features
  • Applications
  • Absolute Maximum Ratings
  • Recommended Operating Conditions
  • Block Diagram
  • Pin Assignments
  • Electrical Characteristics
  • AC Characteristics
  • Timing Charts
  • Application Examples

Specifications

Power supply voltage2.7V to 3.5V
Number of segment outputsUp to 96 segments (32 output, 3 common)
Package type48-pin QFP
Operating temperature range-40°C to +85°C
Low power mode current0.1 mA (typical)

Frequently asked questions

What is the maximum number of segments this IC can drive?

The BU9718KV enables a total display of up to 96 segments using its 32 output pins and 3 common outputs.

What is the required power supply voltage range?

The device operates on a power supply voltage between 2.7V and 3.5V.

Which bias modes are supported?

The chip supports either a 1/2 or 1/3 bias mode for the LCD display power supply.

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