PCF8576CTD NXP Semiconductors, PCF8576CTD Datasheet - Page 13

• Manufacturer Part Number: PCF8576CTD
• Description: LCD Drivers 160 SEGMENT LCD SEGMENT DRIVER
• Manufacturer: NXP Semiconductors

Specifications of PCF8576CTD

• Number Of Digits: 20
• Number Of Segments: 160
• Maximum Clock Frequency: 315 KHz
• Operating Supply Voltage: 2 V to 6 V
• Maximum Power Dissipation: 400 mW
• Package / Case: VSO-56
• Maximum Supply Current: 120 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: PCF8576CT/1,112

NXP Semiconductors
PCF8576C
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.
Backplane and segment drive waveforms for this mode are shown in
Fig 8.
V
V
V
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.
= V
= 0 V.
Sn
Sn+1
LCD
(t) − V
.
(t) − V
state 1
state 2
Sn+1
Rev. 10 — 22 July 2010
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.
Universal LCD driver for low multiplex rates
T
fr
state 1
(on)
LCD segments
mgl745
state 2
(off)
PCF8576C
Figure
© NXP B.V. 2010. All rights reserved.
8.
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