參數(shù)資料
型號(hào)： AK4220
廠商： Asahi Kasei Microsystems Co.,Ltd
英文描述： 7:3 Audio Switch and 6:3 Video Switch
中文描述： 7:3音頻交換機(jī)和6點(diǎn)03分視頻開(kāi)關(guān)
文件頁(yè)數(shù)： 28/33頁(yè)
文件大?。?/td> 537K
代理商： AK4220
I
[AK4220]
MS0627-E-00
2007/05
- 28 -
Addr
06H
Register Name
Detection Control3
R/W
Default
D7
D6
D5
D4
D3
0
R/W
0
D2
LV2
R/W
0
D1
LV1
R/W
1
D0
LV0
R/W
0
VDMD
R/W
0
MVDET MADETR MADETL
R/W
R/W
0
0
R/W
0
LV2-0: Audio Input Detection Level Setting
Refer Table 9
MADETL/R: Audio Input Detection Mask Setting for Lch/Rch
Refer Table 12
MVDET: Video Synchronization Signal Detection Mask Setting
Refer Table 12
VDMD: Video Synchronization Signal Detection Mode Setting
“0”: If video signal above 0.07Vpp(typ) is detected VDET bit becomes “1” and when reading 08H
VDET bit becomes “0”. (default)
“1”: Refer VDET bit (Video Synchronization Signal Detection) section (Page19).
Addr
07H
Register Name
Parallel Output
R/W
Default
D7
0
R/W
0
D6
0
R/W
0
D5
0
R/W
0
D4
Q4
R/W
1
D3
Q3
R/W
1
D2
Q2
R/W
1
D1
Q1
R/W
1
D0
Q0
R/W
1
Q4-0: Parallel Output Setting
“1”: Hi-Z(default)
“0”: “L” Output
Addr
08H
Register Name
AV Detection
R/W
Default
D7
0
D6
VDET
READ
0
D5
D4
D3
0
D2
0
D1
0
READ
0
D0
0
READ
0
ADETR
READ
0
ADETL
READ
0
READ
0
READ
0
READ
0
ADETL/R: Audio Input Detection States for Lch/Rch
“0”: Undetected (default)
“1”: Detected
VDET: Video Synchronization Signal Detection States
“0”: Undetected (default)
“1”: Detected
Writing to address 08H will be ignored.
相關(guān)PDF資料
PDF描述
AK4220VQ 7:3 Audio Switch and 6:3 Video Switch
AK4250 Output Coupling Capacitor-less Video Amp with LPF
AK4250VU Output Coupling Capacitor-less Video Amp with LPF
AK4252 Output Coupling Capacitor-less Video Amp with LPF
AK4252VU Output Coupling Capacitor-less Video Amp with LPF
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AK4220VQ 制造商:AKM 制造商全稱:AKM 功能描述:7:3 Audio Switch and 6:3 Video Switch
AK4223 制造商:AKM 制造商全稱:AKM 功能描述:6:2 Audio Switch and 6:2 Video Switch
AK4223VQ 制造商:AKM 制造商全稱:AKM 功能描述:6:2 Audio Switch and 6:2 Video Switch
AK4250 制造商:AKM 制造商全稱:AKM 功能描述:1ch video amplifier with low pass filter
AK4250_10 制造商:AKM 制造商全稱:AKM 功能描述:Output Coupling Capacitor-less Video Amp with LPF
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