PCF8576DT/2,118 NXP Semiconductors, PCF8576DT/2,118 Datasheet - Page 11

• Manufacturer Part Number: PCF8576DT/2,118
• Description: IC LCD DRIVER 40/160SEG 56TSSOP
• Manufacturer: NXP Semiconductors

Specifications of PCF8576DT/2,118

• Package / Case: 56-TSSOP
• Display Type: LCD
• Configuration: 40 Segment
• Interface: I²C
• Current - Supply: 24µA
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Number Of Digits: 20
• Number Of Segments: 160
• Maximum Clock Frequency: 400 KHz
• Operating Supply Voltage: 1.8 V to 5.5 V
• Maximum Power Dissipation: 400 mW
• Maximum Operating Temperature: + 85 C
• Maximum Supply Current: 50 mA
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 568-4703 - DEMO BOARD LCD GRAPHIC DRIVER
• Digits Or Characters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-3558-2; 935276166118; PCF8576DT/2-T

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 6.
(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
Rev. 10 — 14 February 2011
.
(t) − V
state 1
state 2
Sn+1
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. 2011. All rights reserved.
Figure
11 of 50
6.