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AK4709 参数 Datasheet PDF下载

AK4709图片预览
型号: AK4709
PDF下载: 下载PDF文件 查看货源
内容描述: 低功耗AV SCART开关 [Low Power AV SCART Switch]
分类和应用: 开关
文件页数/大小: 42 页 / 598 K
品牌: AKM [ ASAHI KASEI MICROSYSTEMS ]
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[AK4709]  
Mode  
0
PDN pin  
“L”  
AUTO bit  
x
STBY bit  
x
MUTE bit  
x
Mode  
Full Power-down  
Auto Startup mode  
(Power-on default)  
Standby & Mute  
Standby  
1
“H”  
1
x
x
2
3
“H”  
“H”  
0
0
1
1
1
0
Mute (Note 19)  
(AMP power down)  
Normal operation  
(AMP operation)  
4
5
“H”  
“H”  
0
0
0
0
1
0
Note 19. TVOUTL/R are muted by Mute bit in the default state.  
Table 2. Operation Mode Settings (x: Don’t Care)  
Register  
Control Charge pump  
NOT  
available  
Audio  
Video  
Output  
VCRSB  
TVSB  
Power  
Consumption  
Mode  
Full Power-down  
TVFB  
Hi-Z  
Pull  
-down  
(Note 20)  
0
1
1mW (typ)  
Power down  
Hi-Z  
No video  
input  
Video input  
(Note 21)  
2.5mW(typ)  
Auto Startup mode  
(Power-on default)  
Active  
(Note 22)  
Hi-Z  
290mW(typ)  
(Note 23)  
2.5mW(typ)  
(Note 24)  
Active  
2
Standby & mute  
Standby  
Power down  
Active  
(Note 25)  
260mW (typ)  
(Note 23)  
Hi-Z  
2.5mW (typ)  
(Note 24)  
3
4
Active  
Active  
(Note 25)  
Available  
290mW(typ)  
(Note 23)  
Active  
Active  
Hi-Z  
2.5mW(typ)  
(Note 24)  
Mute  
(AMP power down)  
Power down  
Active  
(Note 25)  
260mW (typ)  
(Note 23)  
No video  
input  
Power down  
Active  
Hi-Z  
Hi-Z  
2.5mW(typ)  
2.5mW(typ)  
Normal operation  
(AMP operation)  
5
Video input  
Active  
(Note 25)  
290mW(typ)  
(Note 23)  
Note 20. Internally pulled down by 120kΩ (typ) resistor.  
Note 21. Video input to TVVIN or VCRVIN.  
Note 22. VCRC output 0V for termination.  
Note 23. All video outputs active.  
Audio Output: 1kHz 2Vrms output, Video Output: 100% color bar output.  
Slow Blanking (default setting): SBIO1-0 bits= “00”, SBT1-0 bits= “00”, SBV1-0 bits= “00”  
Note 24. All video Amp power down.  
Note 25. The video output status is Hi-Z (default) when output enable register (05H) is “0”, and it is Active when output  
enable register (05H) is “1”.  
Table 3. Status of each operation mode  
MS1319-E-00  
2011/07  
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