PCF8576DT/S400/2,1 NXP Semiconductors, PCF8576DT/S400/2,1 Datasheet - Page 12

• Manufacturer Part Number: PCF8576DT/S400/2,1
• Description: LCD Drivers 2.64KHz 50mA 400mW
• Manufacturer: NXP Semiconductors

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

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
7.