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參數(shù)資料
| 型號： | AK4707EQ |
| 廠商： | ASAHI KASEI POWER DEVICES CORP |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | AV SCART Switch |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP48 |
| 封裝： | 0.50 MM PITCH, LEAD FREE, PLASTIC, LQFP-48 |
| 文件頁數(shù)： | 21/42頁 |
| 文件大?。?/td> | 418K |
| 代理商： | AK4707EQ |
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ASAHI KASEI
[AK4707]
MS0551-E-00
2006/10
- 21 -
3.
Video Block
Video Switch Control
The AK4707 has switches for TV and VCR. Each switch can be controlled via registers independently. When AUTO bit
= “1” or STBY bit = “1”, these switches setting is ignored and set to fixed configuration (loop-through mode). Refer the
auto setup mode and standby mode.
(04H: D2-D0)
Source of
TVVOUT pin
Shutdown
000
(Hi-Z)
ENCV pin
(Encoder CVBS)
ENCV pin
(Encoder Y)
ENCY pin
(Encoder Y)
VCRVIN pin
(VCR CVBS)
TVVIN pin
(TV CVBS)
(Reserved)
110
-
(Reserved)
111
-
Table 7. TV video output (Refer Note 18.)
(04H: D5-D3)
Mode
VTV2-0 bit
Source of
TVRC pin
(Hi-Z)
ENCRC pin
(Encoder Red,C)
ENCRC pin
(Encoder C)
ENCC pin
(Encoder C)
VCRRC
(VCR Red,C)
Source of
TVG pin
(Hi-Z)
ENCG pin
(Encoder Green)
Source of
TVB pin
(Hi-Z)
ENCB pin
(Encoder Blue)
Encoder CVBS /RGB
001
Encoder Y/C 1
010
Hi-Z
(Hi-Z)
Encoder Y/C 2
011
Hi-Z
(Hi-Z)
VCR (default)
100
VCRG pin
(VCR Green)
VCRB pin
(VCR Blue)
TV CVBS
101
(Hi-Z)
(Hi-Z)
(Hi-Z)
-
-
-
-
-
-
Mode
VVCR2-0 bit
Source of
VCRVOUT pin
(Hi-Z)
ENCV pin
(Encoder CVBS)
ENCY pin
(Encoder CVBS)
TVVIN pin
(TV CVBS)
VCRVIN pin
(VCR CVBS)
-
-
-
Shutdown
000
Encoder CVBS or Y/C 1
001
Encoder CVBS or Y/C 2
010
TV CVBS (default)
011
VCR
100
(Reserved)
(Reserved)
(Reserved)
Table 8. VCR video output (Refer Note 18.)
101
110
111
Note 18. When input the video signal via ENCRC pin or VCRRC pin, set CLAMP1-0 bits respectively.
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