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PCA85133U/2DA/Q1 Datasheet(PDF) 3 Page - NXP Semiconductors

Part # PCA85133U/2DA/Q1
Description  Universal LCD driver for low multiplex rates
PDF  44 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCA85133U/2DA/Q1 Datasheet(HTML) 3 Page - NXP Semiconductors

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PCA85133_1
© NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 1 — 23 October 2009
3 of 44
NXP Semiconductors
PCA85133
Universal LCD driver for low multiplex rates
5.
Block diagram
Fig 1.
Block diagram of PCA85133
013aaa044
LCD
VOLTAGE
SELECTOR
CLOCK SELECT
AND TIMING
BLINKER
TIMEBASE
OSCILLATOR
INPUT
FILTERS
I2C-BUS
CONTROLLER
POWER-ON
RESET
CLK
SYNC
OSC
SCL
SDA
FF
BACKPLANE
OUTPUTS
DISPLAY
CONTROL
BP0 BP1 BP2 BP3
DISPLAY SEGMENT OUTPUTS
DISPLAY REGISTER
OUTPUT BANK SELECT
AND BLINK CONTROL
80
S0 to S79
SA0
VDD
A0
A1
A2
PCA85133
LCD BIAS
GENERATOR
VSS
VLCD
COMMAND
DECODE
WRITE DATA
CONTROL
DISPLAY
RAM
DATA POINTER AND
AUTO INCREMENT
SUBADDRESS
COUNTER
SDAACK



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