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PCF8566T,118 参数 Datasheet PDF下载

PCF8566T,118图片预览
型号: PCF8566T,118
PDF下载: 下载PDF文件 查看货源
内容描述: [PCF8566 - Universal LCD driver for low multiplex rates VSOP 40-Pin]
分类和应用: PC光电二极管
文件页数/大小: 48 页 / 219 K
品牌: PHILIPS [ NXP SEMICONDUCTORS ]
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NXP Semiconductors
PCF8566
Universal LCD driver for low multiplex rates
1:4 multiplex with
1
2
bias is ---------- =
1.528
The advantage of these LCD drive modes is a reduction of the LCD full scale voltage V
LCD
as follows:
21
3
1:3 multiplex (
1
2
bias):
V
LCD
=
6
×
V
off
(
RMS
)
=
2.449V
off
(
RMS
)
)
1:4 multiplex (
1
2
bias):
V
LCD
=
(
4
×
3
-
=
2.309V
off
(
RMS
)
---------------------
3
These compare with
V
LCD
=
3V
off
(
RMS
)
when
1
3
bias is used.
It should be noted that V
LCD
is sometimes referred as the LCD operating voltage.
PCF8566_7
© NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 07 — 25 February 2009
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