PCF8531U NXP [NXP Semiconductors], PCF8531U Datasheet - Page 2
PCF8531U
Manufacturer Part Number
PCF8531U
Description
34 x 128 pixel matrix driver
Manufacturer
NXP [NXP Semiconductors]
Datasheet
1.PCF8531U.pdf
(44 pages)
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NXP Semiconductors
3. Applications
4. Ordering information
Table 1.
5. Block diagram
PCF8531_4
Product data sheet
Type number
PCF8531U
Ordering information
Package
Name
-
I
I
I
I
I
I
Fig 1.
CMOS compatible inputs
Manufactured in silicon gate CMOS process
Telecommunication systems
Automotive information systems
Point-of-sale terminals
Instrumentation
V
LCDSENSE
V
LCDOUT
SDACK
V
Description
chip with bumps in tray
Block diagram of PCF8531
LCDIN
V
V
SDA
SCL
SS1
SS2
T1
T2
T3
T4
GENERATOR
GENERATOR
VOLTAGE
FILTERS
INPUT
Rev. 04 — 13 June 2008
V
BIAS
LCD
R0 to R33
DRIVERS
ROW
PCF8531
34
CONTROL
I
2
DISPLAY DATA RAM
C-BUS
SA0
DATA LATCHES
MATRIX DATA
C0 to C127
LATCHES
COLUMN
DRIVERS
MATRIX
RAM
128
COMMAND
DECODER
V
DD1
POWER-ON RESET
34 x 128 pixel matrix driver
INTERNAL
RESET
V
OSCILLATOR
GENERATOR
DD2
ADDRESS
COUNTER
ADDRESS
COUNTER
DISPLAY
TIMING
PCF8531
V
© NXP B.V. 2008. All rights reserved.
DD3
mgs465
Version
-
ENR
RES
OSC
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