PCF8566T NXP Semiconductors, PCF8566T Datasheet - Page 10

• Manufacturer Part Number: PCF8566T
• Manufacturer: NXP Semiconductors

Specifications of PCF8566T

• Operating Supply Voltage (typ): 3.3/5V
• Number Of Digits: 12
• Number Of Segments: 96
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Package Type: VSO
• Pin Count: 40
• Mounting: Surface Mount
• Power Dissipation: 400mW
• Frequency (max): 315KHz
• Operating Supply Voltage (min): 2.5V
• Operating Supply Voltage (max): 6V
• Lead Free Status / Rohs Status: Not Compliant

NXP Semiconductors
PCF8566_7
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 5.
V
V
V
V
Static drive mode waveforms
state1
on(RMS)
state2
off(RMS)
(t) = V
(t) = V
= V
= 0 V.
Sn
Sn+1
LCD
(t)
Rev. 07 — 25 February 2009
.
(t)
Sn+1
state 1
state 2
BP0
V
Sn
BP0
V
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
(b) Resultant waveforms
(a) Waveforms at driver.
at LCD segment.
Universal LCD driver for low multiplex rates
T
fr
state 1
(on)
LCD segments
mgl745
state 2
(off)
Figure
PCF8566
© NXP B.V. 2009. All rights reserved.
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