參數(shù)資料
型號: TDA4886A
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: 140 MHz video controller with I2C-bus
中文描述: SPECIALTY CONSUMER CIRCUIT, PDIP24
封裝: 0.400 INCH, PLASTIC, SDIP-24
文件頁數(shù): 24/52頁
文件大?。?/td> 495K
代理商: TDA4886A
1998 Dec 04
24
Philips Semiconductors
Product specification
140 MHz video controller with I
2
C-bus
TDA4886A
Fig.8 Contrast control characteristic with subcontrast (equal to contrast modulation and limiting).
(1) No contrast reduction by subcontrast.
(2) Partial contrast reduction by subcontrast.
(3) Full contrast reduction by subcontrast.
handbook, full pagewidth
MHB191
00H
contrast control data byte
10H
20H
30H
3FH
4.2
0
28
colour signal
amplitude
related to
nominal colour
signal amplitude
(dB)
(1)
(2)
(3)
26H
Fig.9 OSD contrast control characteristic with subcontrast (equal to contrast modulation and limiting).
(1) No OSD contrast reduction by subcontrast.
(2) Partial OSD contrast reduction by subcontrast.
(3) Full OSD contrast reduction by subcontrast.
handbook, full pagewidth
MHA351
00H
0FH
OSD contrast control data byte
maximum colour signal amplitude
maximum OSD signal amplitude
nominal colour signal amplitude
160
125
100
30
OSD signal
amplitude
related to
nominal colour
signal amplitude
(%)
(1)
(2)
(3)
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