PCF8562TT NXP Semiconductors, PCF8562TT Datasheet - Page 8

• Manufacturer Part Number: PCF8562TT
• Manufacturer: NXP Semiconductors

Specifications of PCF8562TT

• Operating Supply Voltage (typ): 2.5/3.3/5V
• Number Of Digits: 16
• Number Of Segments: 128
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Package Type: TSSOP
• Pin Count: 48
• Mounting: Surface Mount
• Power Dissipation: 400mW
• Frequency (max): 400KHz
• Operating Supply Voltage (min): 1.8V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / Rohs Status: Compliant

NXP Semiconductors
PCF8562_2
Product data sheet
6.4.1 Static drive mode
6.4 LCD drive mode waveforms
The static LCD drive mode is used when a single backplane is provided in the LCD. The
backplane (BP0) and segment drive (Sn) waveforms for this mode are shown in
Fig 4. Static drive mode waveforms
a. Waveforms at driver
b. Resultant waveforms at LCD segment
V
state1
(t) = V
Sn
(t)
Rev. 02 — 22 January 2007
state 1
state 2
Sn 1
BP0
V
Sn
BP0
(t); V
V
V
V
V
V
V
V
V
V
V
LCD
LCD
LCD
on(rms)
LCD
LCD
LCD
LCD
SS
SS
SS
0 V
0 V
= V
LCD
; V
Universal LCD driver for low multiplex rates
T
frame
state2
(t) = V
state 1
(on)
LCD segments
Sn+1
(t)
001aac312
V
001aac313
BP0
state 2
(off)
(t); V
off(rms)
PCF8562
© NXP B.V. 2007. All rights reserved.
= 0 V
Figure
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4.