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LC79451KB Datasheet

CMOS IC

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Ordering number : ENA2223
LC79451KB
CMOS IC
Controller and Driver
for Electronic Paper
http://onsemi.com
1. Overview
LC79451KB is controller and driver IC for the electronic paper display (EPD). It can realize low supply voltage and low
power consumption. It supports SPI and I2C interface. It is equipped with waveform generator, oscillator, charge-pump
and 128 segment drivers.
2. Features
Logic power supply voltage (VDD)
Analog power supply voltage (VDD2)
Interface
Operating frequency
Standby current
Operating current
Number of segment drive output
Level of segment drive output
Waveform output
Internal charge-pump
Frequency of CR oscillator
Automatic low power function
Gold bump chip
: +1.6V to +3.6V
: +1.8V to +3.6V
: SPI or I2C
: 400kHz max (I2C) /10MHz max (SPI)
: 1μA [max]
: 30μA [typ] (no load, charge-pump frequency 1kHz)
: 128
: 3 level (-15V/0V/+15V)
: Internal waveform generator
: +15V/-15V
: 32kHz +/-3%
: Automatic start and stop of internal circuit with the waveform output
: Automatic shift to the lower charge-pump frequency with finish of the
waveform output
: X = 6.55mm, Y = 1.43mm
* I2C Bus is a trademark of Philips Corporation.
ORDERING INFORMATION
See detailed ordering and shipping information on page 38 of this data sheet.
Semiconductor Components Industries, LLC, 2013
October, 2013
O0213HKPC 20130903-S00002 No.A2223-1/38


  ON Semiconductor Electronic Components Datasheet  

LC79451KB Datasheet

CMOS IC

No Preview Available !

3. Block Diagram
TEST
RESET
LC79451KB
SPIDRW
CS
SDA
SCL
IFSEL
ID1
ID2
I2C/SPI
Controller
C01A
C01B
C11A
C11B
C21A
C21B
C22A
C22B
C31A
C31B
VOUT0
VOUT1
VOUT2
VOUT3
VDD2
VDD
VSS
ZVDD
ZVSS
(DB)
Data Shift Signal
Controls
Oscillator
Discharge
Fig.1. Block Diagram
SEG0
SEG1
SEG2
SEG127
DAOUT
BUSY
TESTAOUT
TESTLOUT
No.A2223-2/38


Part Number LC79451KB
Description CMOS IC
Maker ON Semiconductor
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