GT9128 Datasheet, PDF (1/8 Pages) List of Unclassifed Manufacturers – Segment-type 32x4 LCD Driver

G-TIME Electronic Co., Ltd.
GT9128
Segment-type 32x4 LCD Driver
General Description
The GT9128A is a memory mapped segment-type LCD driver which has 128 patterns . It
can easily interface to microprocessor or microcontroller via a serial interface like accessing the
serial EEPROM. There are only three or four lines required for communication with the host
CPU.
Features
1) Operates on 2.4V to 5.25V
2) Lower power CMOS process.
3) Compact package. ( 7.0x7.0 mm² square )
4) On chip built-in 256kHz oscillator
5) Serial EEPROM like access interface
6) Up to 4 common and 32 segment output.
7) Support 1/2,1/3, or 1/4 duty display.
8) Support 1/2 ,1/3 bias for LCD power display.
9) Programmable timer output for external control.
10) Selectable 2kHz or 4kHz base frequency output.
11) Power down mode to reduce power consumption.
Applications
Portable sets, cameras, telephones, radio, VCD players, DVD players, MP3 players, digital
recorder, home appliance and those applications using LCD display.
Typical Application Block Diagram
G-TIME Electronic Co., Ltd., reserves the right to change products or specifications without notice.
2003 G-TIME Electronic Co., Ltd., G-TIME is a trademark of G-TIME Electronic Co., Ltd.,
1
GT9128
Rev. 1.01
March 2003