PCF8576TD-T NXP Semiconductors, PCF8576TD-T Datasheet - Page 12

• Manufacturer Part Number: PCF8576TD-T
• Description: LCD Drivers 160 SEGMENT LCD SEGMENT DRIVER
• Manufacturer: NXP Semiconductors

Specifications of PCF8576TD-T

• Number Of Digits: 20
• Number Of Segments: 160
• Maximum Clock Frequency: 288 KHz
• Operating Supply Voltage: 2 V to 9 V
• Maximum Power Dissipation: 400 mW
• Package / Case: VSO-56
• Maximum Supply Current: 180 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: PCF8576T,118

Philips Semiconductors
2001 Oct 02
Universal LCD driver for low multiplex rates
V
V
V
V
state1
on(rms)
state2
off(rms)
t ( )
t ( )
=
=
=
=
0.638V
0.333V
V
V
S
S
n
n
t ( ) V
t ( ) V
–
–
op
op
BP0
BP1
BP2/S23
S n 1
S n 2
state 1
state 2
t ( )
t ( )
BP0
BP1
S n
Fig.7 Waveforms for the 1 : 3 multiplex drive mode (V
V DD
V
V
V LCD
V DD
V
V
V LCD
V DD
V
V
V LCD
V DD
V
V
V LCD
V DD
V
V
V LCD
V DD
V
V
V LCD
V op
V
V
V op
V op
V
V
V op
2V
2V
2V
2V
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
op
op
op
op
op
op
op
op
/3
/3
/3
/3
0
0
/3
/3
/3
/3
V
V
V
V
V
V
2V
2V
2V
2V
2V
2V
op
op
op
op
op
op
op
op
op
op
op
op
/3
/3
/3
/3
/3
/3
/3
/3
/3
/3
/3
/3
(a) waveforms at driver
(b) resultant waveforms
at LCD segment
T frame
12
op
= V
state 1
state 2
LCD segments
DD
MBE542
V
LCD
).
Product specification
PCF8576