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參數(shù)資料
| 型號： | STV2286 |
| 元件分類： | 參考電壓二極管 |
| 英文描述： | Low Current Operation at 250 ，Low Reverse Leakage,Low Noise Zener Diode |
| 中文描述： | 250 的低電流運算，低反向泄露，低噪聲穩(wěn)壓二極管 |
| 文件頁數(shù)： | 49/76頁 |
| 文件大小： | 2157K |
| 代理商： | STV2286 |
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STV223XD/224XC -
I2C BUS SELECTION
49/76
6.4 OUTPUT SIGNALS (READ MODE)
OUTPUT SIGNALS (READ MODE)
1F
VOUT Inhibition
1
X
X
X
X
X
X
X
X
X
X
0
0
X
X
0
1
VOUT normal operating.
VOUT inhibition (forced to high DC level control-
led by vertical position register).
0 = Sound level status continuously refreshed
1 = Sound level status refreshed only at the end
of vertical synchronization pulse
Sound Level Status
Refresh
1
X
X
X
X
X
X
X
X
X
X
0
0
0
1
X
X
Not to be used
1
1
X
X
X
X
X
X
X
0
0
1
1
X
X
X
X
X
X
X
0
1
0
1
X
X
X
X
X
0
1
X
X
X
X
X
X
X
0
1
X
X
X
X
X
X
X
0
1
X
X
X
X
X
X
X
X
0
0
0
0
0
0
0
0
0
0
0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Luma Delay Shift
Standard luma delay.
140 ns on luma delay.
0 = Slow Timer Constant
1 = Fast Time Constant
0 = AVL Off
1 = AVL On
Output of AM/FM demodulator.
Sound subcarriers selected.
Audio output muted.
Main audio switch output, either internal or exter-
nal audio depending on main audio switch selec-
tion.
reg04hex; d0 = 0: internal audio.
reg04hex; d0 = 1: external audio.
AVL Time Constant
1
AVL On/Off
1
AM/FMOUT pin selec-
tion
2
Reg.
Addr.
(Hex)
Description
Bits
Data
Comments
d7 d6 d5 d4 d3 d2 d1 d0
Reg.
Addr.
(Hex)
00
Description
Bits
Data
Comments
d7 d6 d5 d4 d3 d2 d1 d0
Power-on reset
1
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
X
X
X
X
X
X
X
X
X
X
X
X
0
1
0
1
X
X
X
X
X
X
X
X
0
0
1
1
X
X
X
X
X
X
X
X
X
X
X
X
0
1
0
1
X
X
X
X
X
X
X
X
X
X
0
1
X
X
X
X
X
X
X
X
X
X
X
X
0
1
X
X
X
X
X
X
X
X
X
X
X
X
0
1
X
X
X
X
X
X
X
X
X
X
X
X
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Normal mode.
Power down mode.
50 Hz.
60 Hz.
Not locked.
Locked.
No identification.
Video identification.
XTAL1 (4.43 MHz).
XTAL2 (3.5X MHz).
XTAL3 (3.5X MHz).
XTAL1 (3.5X MHz).
PAL.
NTSC.
SECAM.
COLOR OFF.
Field frequency
1
Field lock status
1
Video identification
1
Standard status crystal se-
lection
2
Standard selection
2
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相關代理商/技術(shù)參數(shù) |
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|---|---|
| STV2286C | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:I2C BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR |
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