PCF8576DT/2,118 NXP Semiconductors, PCF8576DT/2,118 Datasheet - Page 13

• 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
Fig 8.
(1) V
(2) V
(3) V
(4) V
Waveforms for the 1:2 multiplex drive mode with
state1
on(RMS)
state2
off(RMS)
S n+1
state 1
state 2
BP0
BP1
S n
(t) = V
(t) = V
All information provided in this document is subject to legal disclaimers.
= 0.333V
= 0.745V
Sn
Sn+1
(t) − V
Rev. 10 — 14 February 2011
V
2V
V
V
V
2V
V
V
V
2V
V
V
V
2V
V
V
V
2V
V
−V
−2V
−V
V
2V
V
−V
−2V
−V
0 V
0 V
(t) − V
LCD
LCD
SS
LCD
LCD
SS
LCD
LCD
SS
LCD
LCD
SS
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
BP0
/ 3
/ 3
/ 3
/ 3
/ 3
/ 3
.
.
/ 3
/ 3
/ 3
/ 3
/ 3
/ 3
/ 3
/ 3
BP1
/ 3
/ 3
(t).
(t).
(a) Waveforms at driver.
(b) Resultant waveforms
Universal LCD driver for low multiplex rates
at LCD segment.
T
fr
1
⁄
3
bias
mgl747
state 1
state 2
LCD segments
PCF8576D
© NXP B.V. 2011. All rights reserved.
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