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參數(shù)資料
| 型號(hào)： | STV2246 |
| 元件分類(lèi)： | 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)： | 29/76頁(yè) |
| 文件大?。?/td> | 2157K |
| 代理商： | STV2246 |
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STV223XD/224XC - ELECTRICAL CHARACTERISTICS
29/76
HALF CONTRAST INPUT (TQFP64)
FBOSD/HC INPUTS (SDIP56)
EXTERNAL RGB/YCrCb INPUTS
EXTERNAL FAST BLANKING INPUT
(See Note 8)
Note 8
: FBEXT input must be connected to ground if not used in the application.
Symbol
V
TH_HC
tsWI_HC
Parameter
Test Conditions
Min.
0.5
Typ
0.7
20
Max.
0.85
Unit
V
ns
Half Contrast Threshold Voltage
Half Contrast Delay
Contrast Attenuation when half con-
trast active
Leakage Current
CTR_HC
At Max. Contrast
6
dB
I_HC
0V at Pin HC
10
μA
Symbol
Parameter
Test Conditions
Half Contrast disable
Register 08hex d6 = 0
Half Contrast enable
Register 08hex d6 = 1
Half Contrast enable
Register 08hex d6 = 1
Oversize Blanking active
Register 08hex, d7 = 1
Min.
Typ
Max.
Unit
V
THFB1A
OSD Insertion Threshold Voltage
0.5
0.7
0.85
V
V
THFB1B
OSD Insertion Threshold Voltage
1.5
1.9
2.3
V
V
TH-HC
Half Contrast Threshold Voltage
0.5
0.7
0.85
V
V
THFB2
Blanking Threshold Voltage,
3.2
4
4.8
V
t
SWI1
Insertion Switching Delay
20
40
ns
t
SWI2
Blanking Switching Delay
From FBOSD = 4V to starting of
blanking falling edge at R,G,B out-
puts
0V at Pin FBOSD
100
ns
I
FB
Input current
10
μA
Symbol
V
CLAMP
V
RGB
Parameter
Test Conditions
Max. Contrast
Min.
Typ
3.5
0.7
Max.
Unit
V
V
PP
Clamp Level
RGB Input Voltage
1
V
YCrCb
YCrCb Input Voltage
100% color bar
register 0Ahex d7d6 = 11
Y
Cr
Cb
1
0.7
0.7
4.28
V
PP
CRGB
RGB Gain
Difference of black level of internal
and external signals at the RGB out-
puts
Clamping Current
Crosstalk Deletion of non-selected RGB source From 0 to 5 MHz
Max. Contrast, Max. Drive
-
Dblack
OSD signal versus internal signal
50
mV
I
RGB
60
50
100
140
μA
dB
Symbol
V
THFB
t
SWI
I
FB
V
MAX
Parameter
Test Conditions
Min.
0.5
Typ
0.7
20
Max.
0.85
40
10
5
Unit
V
ns
μA
V
Insertion Threshold Voltage
Insertion Switching Delay
Input Current
Max. voltage allowed at FBEXT input
0V at Pin FBEXT
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| STV2246C | 制造商:STMICROELECTRONICS 制造商全稱(chēng):STMicroelectronics 功能描述:I2C BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR |
| STV2246H | 制造商:STMICROELECTRONICS 制造商全稱(chēng):STMicroelectronics 功能描述:IC BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR |
| STV2247 | 制造商:STMICROELECTRONICS 制造商全稱(chēng):STMicroelectronics 功能描述:I2C bus-controlled multistandard single chip TV processor |
| STV2247C | 制造商:STMICROELECTRONICS 制造商全稱(chēng):STMicroelectronics 功能描述:I2C BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR |
| STV2247H | 制造商:STMICROELECTRONICS 制造商全稱(chēng):STMicroelectronics 功能描述:IC BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR |
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