參數(shù)資料
型號: PCF85176T
廠商: NXP SEMICONDUCTORS
元件分類: 顯示驅動器
英文描述: Universal LCD driver for low multiplex rates
中文描述: LIQUID CRYSTAL DISPLAY DRIVER, PDSO56
封裝: 6.10 MM, PLASTIC, MO-153, SOT364-1, TSSOP-56
文件頁數(shù): 14/47頁
文件大?。?/td> 405K
代理商: PCF85176T
PCF85176
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 2 — 27 June 2011
14 of 47
NXP Semiconductors
PCF85176
Universal LCD driver for low multiplex rates
7.4.3
1:3 Multiplex drive mode
When three backplanes are provided in the LCD, the 1:3 multiplex drive mode applies, as
shown in
Figure 10
.
V
state1
(t) = V
Sn
(t)
V
BP0
(t).
V
on(RMS)
= 0.638V
LCD
.
V
state2
(t) = V
Sn
(t)
V
BP1
(t).
V
off(RMS)
= 0.333V
LCD
.
Fig 10. Waveforms for the 1:3 multiplex drive mode with
1
3
bias
013aaa210
state 1
BP0
(b) Resultant waveforms
at LCD segment.
LCD segments
state 2
BP1
state 1
state 2
(a) Waveforms at driver.
BP2
Sn
Sn+1
Sn+2
T
fr
V
SS
V
LCD
2V
LCD
/3
V
LCD
/3
V
SS
V
LCD
2V
LCD
/3
V
LCD
/3
V
SS
V
LCD
2V
LCD
/3
V
LCD
/3
V
SS
V
LCD
2V
LCD
/3
V
LCD
/3
V
SS
V
LCD
2V
LCD
/3
V
LCD
/3
0 V
V
LCD
/3
V
LCD
2V
LCD
/3
V
LCD
/3
2V
LCD
/3
V
LCD
0 V
V
LCD
/3
V
LCD
2V
LCD
/3
V
LCD
/3
2V
LCD
/3
V
LCD
V
SS
V
LCD
2V
LCD
/3
V
LCD
/3
相關PDF資料
PDF描述
PCF8574AT Remote 8-bit I-O expander for I2C-bus
PCF8574P Remote 8-bit I-O expander for I2C-bus
PCF8574T Remote 8-bit I-O expander for I2C-bus
PCH1632 CHIP TYPE IMPEDANCE CONVERTER
PCH163250B CHIP TYPE IMPEDANCE CONVERTER
相關代理商/技術參數(shù)
參數(shù)描述
PCF85176T/1,118 功能描述:LCD 驅動器 40 SGMT 2640Hz RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時鐘頻率:19 KHz 工作電源電壓:3 V to 3.6 V 最大工作溫度:+ 85 C 最小工作溫度:- 20 C 封裝 / 箱體:PDIP-40 封裝:Tube
PCF8522EP 制造商:未知廠家 制造商全稱:未知廠家 功能描述:I2C Serial EEPROM
PCF8522ET 制造商:未知廠家 制造商全稱:未知廠家 功能描述:I2C Serial EEPROM
PCF8523 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Real-Time Clock (RTC) and calendar
PCF8523T 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Save power with small, ultra-efficient RTCs