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參數(shù)資料
| 型號(hào)： | STV2246 |
| 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(yùn)算，低反向泄露，低噪聲穩(wěn)壓二極管 |
| 文件頁(yè)數(shù)： | 27/76頁(yè) |
| 文件大小： | 2157K |
| 代理商： | STV2246 |
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STV223XD/224XC - ELECTRICAL CHARACTERISTICS
27/76
Note 7
: Measured from any input to output at f = 10 kHz with RL = 10k
and Rg = 600
, Volume attenuation = 0dB.
AVL
4.5 CVBS, Y/C, RGB INPUTS AND CVBS OUTPUTS
LUMINANCE AND CVBS INPUTS
COMBINED CHROMINANCE AND SVHS SELECTION INPUT
CVBS1 OUTPUT
S/N2
Signal to Noise Ratio from Exter-
nal Input
Measured at 20 dB attenuation,
0 dB reference
Ext. Audio Input at 500 mV
RMS
Measured at 20 dB attenuation,
FM: ± 27 kHz (Standards BGDKI)
Measured at f = 100 Hz from
V
CC
= 5 V and V
CC
= 8 V
See Note 7
CCIR 468-4 Weighted Quasi Peak
Volume at minimum
Volume at typical
Volume at maximum
Volume = -25 dB, THD < 1%
55
60
dB
S/N3
Signal to Noise Ratio from FM
Demod
Supply Voltage Rejection from
External Input
Crosstalk
52
55
dB
SVRV
60
dB
XT
70
dB
NOISE
Output Noise Level
50
50
100
60
60
120
μV
AFIN
Audio Input Level
2
V
RMS
Symbol
Parameter
Test Conditions
Min.
Typ
Max.
Unit
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
GAVL
AVL Gain Control Range
(7-bit Resolution)
Maximum attenuation
20
dB
AVL
MAX
-15
dB
Reg.AVL
Regulation amplitude
Measured at AUDIOOUT
Volume Control at maximum
0.55
V
RMS
Symbol
DC
IN1
V
IN
-I
I
Parameter
Test Conditions
Min.
Typ
3.3
1
27
4.5
Max.
Unit
V
V
PP
μA
μA
Black Level Voltage
CVBS or Y Input Voltage
Negative Clamping Current
Positive Clamping Current
Input selected on main CVBS output
1.41
35
7
During SYNC pulse
20
2.5
Symbol
V
V
CLIP
V
DC
V
TH
I
LOW
Parameter
Test Conditions
Min.
Typ
0.3
Max.
0.6
Unit
V
PP
V
PP
V
V
μA
Chrominance Input Voltage
Input Amplitude before Clipping
DC Voltage
SVHS Threshold Voltage
Output Current
Burst Amplitude, 100/75 Color Bar
1
SVHS Mode
1.55
0.50
1.70
0.90
1.85
1.45
150
0V at CHR Pin
Symbol
V
OUT
R
OUT
R
LOAD
BW
Crosstalk
MGAIN
DCMAIN
Parameter
Test Conditions
Min.
Typ
Max.
1.5
Unit
V
PP
k
MHz
dB
dB
V
Dynamic Output Amplitude
Internal Output Resistance
Output Load Resistance
CVBS Bandwidth
Deletion of non-selected signals
Output Gain
DC Output Voltage
50
1.5
10
50
-0.5
V
IN
= 1V
PP
Up to 5 MHz
From any CVBS/Y inputs
Black Level
0
0.5
3.5
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| STV2246C | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:I2C BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR |
| STV2246H | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:IC BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR |
| STV2247 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:I2C bus-controlled multistandard single chip TV processor |
| STV2247C | 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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