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參數(shù)資料
| 型號： | TDA4570 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 顏色信號轉(zhuǎn)換 |
| 英文描述： | NTSC decoder |
| 中文描述： | COLOR SIGNAL DECODER, PDIP16 |
| 封裝： | 0.300 INCH, PLASTIC, MO-001AE, SOT-38-1, DIP-16 |
| 文件頁數(shù)： | 5/9頁 |
| 文件大?。?/td> | 67K |
| 代理商： | TDA4570 |
August 1986
5
Philips Semiconductors
Product specification
NTSC decoder
TDA4570
Colour switching output
(open n-p-n emitter)
output current
colour-ON voltage
colour-OFF voltage
I
16
V
16-3
V
16-3
6,0
0
5, 0
mA
V
V
HUE control and service switches
Phase shift of reference carrier
relative to the input signal
V
11
3
= 3 V
Phase shift of reference carrier
relative to phase at V
11
3
= 3 V
V
11
3
= 2 V
V
11
3
= 4 V
Internal source (open pin)
First service position
(PLL is inactive for oscillator
adjustment, colour ON, HUE OFF)
Second service position
(colour ON, HUE OFF)
φ
5
0
+
5
deg
φ
+φ
30
30
3
deg
deg
V
V
11-3
0
1
V
V
11-3
5
V
P
V
Demodulator part
Colour difference signals output
voltage (peak-to-peak value)
(R-Y) signal
(B-Y) signal
Ratio of colour difference
output signals (R-Y)/(B-Y)
V
1
3(p-p)
V
2-3(p-p)
0,84
1,06
1,05
1,33
1,32
1,67
V
V
0,71
0,79
0,87
D.C. voltage at colour
difference outputs
Residual carrier at colour difference
outputs (peak-to-peak value)
(1 x subcarrier frequency)
(2 x subcarrier frequency)
V
1,2-3
7,7
V
V
1, 2-3(p-p)
V
1, 2-3(p-p)
20
30
mV
mV
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
V
V
2
3
–
3
–
-------------
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| TDA4580 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Video control combination circuit with automatic cut-off control |
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