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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)： | 24/42頁 |
| 文件大?。?/td> | 418K |
| 代理商： | AK4707EQ |
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ASAHI KASEI
[AK4707]
MS0551-E-00
2006/10
- 24 -
5.
Monitor Options and INT function
Monitor Options (08H: D4-D0)
The AK4707 has several detection functions. SVCR1-0 bits, FVCR bit, VCMON bit and TVMON bit reflect the input
DC level of VCR slow blanking, the input DC level of VCR fast blanking and signals input to TVVIN or VCRVIN pins.
SVCR1-0: VCR Slow blanking status monitor
SVCR1-0 bits reflect the voltage at VCRSB pin only when the VCRSB is in the input mode.
When the VCRSB is in the output mode, SVCR1-0 bits hold previous value.
VCRSB pin input level
SVCR1 bit
< 2V
4.5V to 7V
(Reserved)
9.5V <
Table 14. VCR Slow Blanking monitor
FVCR: VCR Fast blanking input level monitor
This bit is enabled when TVFB bit = “1”.
VCRFB pin input level
< 0.4V
1V <
Table 15. VCR Fast Blanking monitor (Typical threshold is 0.7V)
VCMON: VCRVIN pin video input monitor (MCOMN bit = “1”),
TVVIN pin or VCRVIN pin video input monitor (MCOMN bit = “0”)
0: No video signal detected.
1: Detects video signal.
TVMON: TVVIN pin video input monitor (active when MCOMN bit = “1”)
0: No video signal detected.
1: Detects video signal.
AUTO
(00H D3)
(09H D7)
0
0
0
0
0
0
0
0
1
0
0
1
0
1
0
0
1
0
0
1
1
0
1
1
1
*
0
1
*
0
1
*
1
1
*
1
SVCR0 bit
0
1
0
1
0
0
1
1
FVCR bit
0
1
MCOMN
TVVIN signal
VCRVIN signal
TVMON
(08H D4)
0
0
0
0
0
0
1
1
0
0
0
0
VCMON
(08H D3)
0
1
1
1
0
1
0
1
0
1
1
1
*:don’t care,
0
1
0
1
0
1
0
1
0
1
0
1
Note 19. TVVIN/VCRVIN signal: signal 0 = No signal applied, signal 1 = signal applied
Table 16. TV/VCR Monitor Function
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AK4708 | 制造商:AKM 制造商全稱:AKM 功能描述:AV SCART Switch with Two RGB Outputs |
| AK4708EQ | 制造商:AKM 制造商全稱:AKM 功能描述:AV SCART Switch with Two RGB Outputs |
| AK4709 | 制造商:AKM 制造商全稱:AKM 功能描述:Low Power AV SCART Switch |
| AK4709EQ | 制造商:AKM 制造商全稱:AKM 功能描述:Low Power AV SCART Switch |
| AK4710 | 制造商:AKM 制造商全稱:AKM 功能描述:Low Power Single SCART Driver |
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