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參數(shù)資料
| 型號(hào)： | TDA9803T |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 接收器 |
| 英文描述： | VIDEO DISCRIMINATOR, PDSO20 |
| 封裝： | 7.50 MM, PLASTIC, MS-013AC, SOT-163-1, SOP-20 |
| 文件頁(yè)數(shù)： | 19/21頁(yè) |
| 文件大?。?/td> | 165K |
| 代理商： | TDA9803T |
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November 1992
7
Philips Semiconductors
Preliminary specication
Multistandard VIF-PLL demodulator
TDA9803
CHARACTERISTICS
VP = 5 V; Tamb = +25 °C; fPC = 38.9 MHz; fSC = 33.4 MHz with VPC/VSC = 13 dB (B/G); ViIF = 10 mV RMS value
(sync level at B/G; peak-white level at L); video modulation DSB; residual carrier: B/G = 10%, L = 3%; video signal in
accordance with CCIR line 17; measurements taken in Fig.3 unless otherwise specied
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
VP
supply voltage range (pin 20)
see note 1
4.5
5
8.8
V
IP
supply current
39
46
53
mA
Standard switch (pin 8)
VIH
input voltage for negative modulation
see note 2
1.5
VP
V
VIL
input voltage for positive modulation
0
0.8
V
IIL
LOW level input current
V8 = 0 V
300
360
A
Vision IF input (pins 1 and 2)
B/G standard
Vi
input signal sensitivity (RMS value)
1 dB video at output
50
90
V
maximum input signal (RMS value)
+1 dB video at output
70
150
mV
Vi
IF amplitude difference between
picture and sound carrier
within AGC range
0.7
1
dB
GIF
IF gain control range
see Fig.4
64
70
73
dB
B
3 dB IF bandwidth
upper cut-off frequency
70
100
MHz
Ri
input resistance
1.7
2.2
2.7
k
Ci
input capacitance
1.2
1.7
2.5
pF
V1, 2
DC input voltage
3.0
3.4
3.8
V
True synchronous video demodulator
see note 3
fVCO
maximum oscillator frequency for
carrier regeneration
f = 2fPC
125
130
MHz
f
VCO
oscillator drift (free running) as a
function of temperature
see note 4;
T = 0 to +70 °C
±1300
106
Vo ref
oscillator swing at pins 16 and 17
(RMS value)
tbn
120
tbn
mV
f
PC
vision carrier capture range (negative)
1.5
2
MHz
vision carrier capture range (positive)
1.5
2
MHz
tacqu
acquisition time
see note 5; BL = 60 kHz
30
ms
Vi IF
IF input signal sensitivity
(RMS value, pins 1 and 2)
see note 6;
maximum IF gain
70
100
V
for C/N = 10 dB
see note 7
100
140
V
lloop
FPLL loop offset current at pin 6
see note 8
±4.5
A
相關(guān)PDF資料 |
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|---|---|
| TDA9803 | AM, VIDEO DISCRIMINATOR, PDIP20 |
| TDA9803T-T | VIDEO DISCRIMINATOR, PDSO20 |
| TDA9804 | AUDIO/VIDEO DEMODULATOR, PDIP20 |
| TDA9808N | AUDIO/VIDEO DEMODULATOR, PDIP20 |
| TDA9808TD-T | AUDIO/VIDEO DEMODULATOR, PDSO20 |
相關(guān)代理商/技術(shù)參數(shù) |
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| TDA9806 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Multistandard VIF-PLL and FM-PLL demodulator |
| TDA9808 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Single standard VIF-PLL with QSS-IF and FM-PLL demodulator |
| TDA9808T | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Single standard VIF-PLL with QSS-IF and FM-PLL demodulator |
| TDA9809 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Single standard multimedia IF-PLL and FM radio demodulator |
| TDA9809M | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Single standard multimedia IF-PLL and FM radio demodulator |
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