PCF8576DT/S400/2,1 NXP Semiconductors, PCF8576DT/S400/2,1 Datasheet - Page 12
PCF8576DT/S400/2,1
Manufacturer Part Number
PCF8576DT/S400/2,1
Description
LCD Drivers 2.64KHz 50mA 400mW
Manufacturer
NXP Semiconductors
Datasheet
1.PCF8576DTS40021.pdf
(56 pages)
Specifications of PCF8576DT/S400/2,1
Rohs
yes
Maximum Clock Frequency
2.64 kHz
Operating Supply Voltage
1.8 V to 5.5 V
Package / Case
TSSOP-56
Maximum Power Dissipation
400 mW
Maximum Supply Current
50 mA
Mounting Style
SMD/SMT
Factory Pack Quantity
2000
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NXP Semiconductors
PCF8576D
Product data sheet
7.4.1 Static drive mode
7.4 LCD drive mode waveforms
The static LCD drive mode is used when a single backplane is provided in the LCD. The
backplane (BPn) and segment drive (S
Fig 7.
(1) V
(2) V
(3) V
(4) V
Static drive mode waveforms
state1
on(RMS)
state2
off(RMS)
(t) = V
(t) = V
All information provided in this document is subject to legal disclaimers.
= 0 V.
= V
Sn
Sn+1
LCD
(t) − V
.
(t) − V
state 1
state 2
Sn+1
Rev. 13 — 10 May 2012
BP0
Sn
BP0
BP0
(t).
−V
−V
V
V
V
V
V
(t).
V
V
V
LCD
LCD
LCD
LCD
LCD
LCD
LCD
SS
SS
SS
0 V
0 V
(a) Waveforms at driver.
(b) Resultant waveforms
at LCD segment.
n
) waveforms for this mode are shown in
Universal LCD driver for low multiplex rates
T
fr
state 1
(on)
LCD segments
mgl745
state 2
(off)
PCF8576D
© NXP B.V. 2012. All rights reserved.
Figure
12 of 56
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