PCF8576T/1,112 NXP Semiconductors, PCF8576T/1,112 Datasheet - Page 13

• Manufacturer Part Number: PCF8576T/1,112
• Description: IC LCD DRV UNVRSL LOW-MUX 56VSOP
• Manufacturer: NXP Semiconductors

Specifications of PCF8576T/1,112

• Package / Case: 56-VSOP
• Mounting Type: Surface Mount
• Current - Supply: 180µA
• Voltage - Supply: 2 V ~ 9 V
• Operating Temperature: -40°C ~ 85°C
• Interface: I²C
• Display Type: LCD
• Configuration: 40 Segment
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Digits Or Characters: -
• Lead Free Status / Rohs Status: Details
• Other names: 933804620112::PCF8576T/1::PCF8576T/1

Philips Semiconductors
2001 Oct 02
Universal LCD driver for low multiplex rates
S n 1
S n 2
S n 3
state 1
state 2
BP2
BP0
BP1
BP3
S n
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 DD
V
V
V LCD
V DD
V
V
V LCD
V op
V op
V op
V op
V
V
V
V
2V
2V
2V
2V
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
op
op
op
op
op
op
op
op
Fig.8 Waveforms for the 1 : 4 multiplex drive mode (V
/3
/3
/3
/3
0
0
/3
/3
/3
/3
V
V
V
V
V
V
V
V
2V
2V
2V
2V
2V
2V
2V
2V
op
op
op
op
op
op
op
op
op
op
op
op
op
op
op
op
/3
/3
/3
/3
/3
/3
/3
/3
/3
/3
/3
/3
/3
/3
/3
/3
(b) resultant waveforms
(a) waveforms at driver
at LCD segment
T frame
13
op
= V
state 1
state 2
DD
MBE543
LCD segments
V
LCD
V
V
V
V
).
state1
on(rms)
state2
off(rms)
t ( )
t ( )
Product specification
=
=
=
=
0.577V
0.333V
V
V
PCF8576
S
S
n
n
t ( ) V
t ( ) V
–
–
op
op
BP0
BP1
t ( )
t ( )