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參數(shù)資料
| 型號： | LC74986NWF |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP144 |
| 封裝： | SQFP-144 |
| 文件頁數(shù)： | 9/15頁 |
| 文件大小： | 116K |
| 代理商： | LC74986NWF |
No.7713-3/15
LC74986NWF, 74986NWV
20.0
22.0
20.0
22.0
0.145
0.2
0.5
(1.25)
0.5
1
36
37
72
73
108
109
144
(1.4)
1.6max
0.1
Package Dimensions
unit : mm
3214
SANYO : SQFP144
Input and Output Signals
Input Signals Items shown in parentheses are alternate functions that can be selected by setting a register.
Signal type
Number of pins
Symbol
Description
Notes
24-bit RGB
24-bit YCbCr, 16-bit or 8-bit 4:2:2
Video signals
8
VPA1
Input port A
The input polarity is arbitrary. The IC discriminates
the polarity automatically.
The input polarity is arbitrary. The IC discriminates
the polarity automatically.
The input polarity is arbitrary. The IC discriminates
the polarity automatically.
The pin can be selected by setting an internal register.
Sync signals
HSI
VSI
VPBH
VPBV
(AICS/PDOWN2)
8
VPA2
8
VPA3
8
VPB1 (ROUT_2)
Input port B
(External video or dual output)
Port A system horizontal sync signal
Port A system vertical sync signal
Port B system horizontal sync signal
Port B system vertical sync signal
(Three-wire bus chip select, power
down)
8
VPB2 (GOUT_2)
8
VPB3 (BOUT_2)
1
The input polarity is arbitrary. It can be inverted
internally.
DEVI must be held fixed at 1 when a composite
video signal is input.
Data enable signals
DEHI
Port A system horizontal data
enable, port A system composite
enable
1
The input polarity is arbitrary. It can be inverted
internally.
DEVI
Port A system vertical data enable
1
Only H/V composite signals are supported.
The input polarity is arbitrary. It can be inverted
internally.
VPBDEN
(VPBEN)
Port B system composite data
enable
(External video enable)
1
Continued on next page.
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