NJU6438 View Datasheet(PDF) - Japan Radio Corporation
Part Name
Description
Manufacturer
NJU6438 Datasheet PDF : 1 Pages
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1/4 Duty LCD Driver
NJU6437 DATA SHEET
Segment Drivers
1/4 Duty I2C-Bus LCD Driver
NJU6438 DATA SHEET
s GENERAL DESCRIPTION
The NJU6437 is a 1/4 duty LCD driver for segment type
LCD panel. The LCD driver consists of 4-common and 32-seg-
ment drivers up to128-segment totally.
s FEATURES
q 32-segment drivers
q Duty ratio
: 1/4duty (1/3 bias)
q 3-wire serial Interface
q Serial data transmission (shift clock 2MHz max.)
q Display-off function (INH terminal)
q Operating voltage : 2.4V to 5.5V
q LCD driver voltage : 6.0V max.
q Package outline : TCP/Bump-Chip (Rectangle outlook for COG)
s BLOCK DIAGRAM
s GENERAL DESCRIPTION
The NJU6438 is a 1/4 duty LCD driver for segment type
LCD panel. The LCD driver consists of 4-common and 40-seg-
ment drivers up to 160-segment totally.
s FEATURES
q 40-segment drivers
q Duty ratio
: 1/4duty (1/3 bias)
q Serial interface : I2C interface*
q Display-off function (INH terminal, ON/OFF)
q Operating voltage : 2.4V to 3.6V
q LCD driver voltage : 6.0V max.
q Package outline : Bump-Chip (Rectangle outlook for COG)
* Purchase of I2C components of New Japan Radio Co.,Ltd or
one of its sublicensed Associated Companies conveys a
license under the philips
I2C Patent Rights to use these components in an I2C system
conforms to the I2C Standard Specification as defined by
Philips.
s BLOCK DIAGRAM
33
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