TDA9806 查看數據表（PDF） - Philips Electronics
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TDA9806 Datasheet PDF : 24 Pages
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Philips Semiconductors
Multistandard VIF-PLL and
FM-PLL demodulator
Preliminary specification
TDA9806
CHARACTERISTICS
VP = 5 V; Tamb = 25 °C; see Table 1 for input frequencies and level; input level Vi IF 1, 2 = 10 mV RMS value (sync-level
for B/G); video modulation DSB; residual carrier B/G: 10%; video signal in accordance with “CCIR, line 17”;
measurements taken in Fig.10; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Supply (pin 29)
VP
supply voltage
IP
supply current
note 1
Vision IF amplifier (pins 1 and 2)
Vi VIF(rms)
input signal voltage sensitivity B/G standard;
(RMS value)
−1 dB video at output
Vi max(rms)
maximum input signal voltage B/G standard;
(RMS value)
+1 dB video at output
∆Vo(int)
GIFcr
Ri(diff)
Ci(diff)
V1,2
internal IF amplitude difference within AGC range;
between picture and sound B/G standard;
carrier
∆f = 5.5 MHz
IF gain control range
see Fig.3
differential input resistance note 2
differential input capacitance note 2
DC input voltage
True synchronous video demodulator; note 3
fVCO(max)
∆fosc/∆T
V0 ref(rms)
maximum oscillator frequency
for carrier regeneration
oscillator drift as a function of
temperature
oscillator voltage swing at
pins 24 and 25 (RMS value)
f = 2fPC
oscillator is free-running;
IAFC = 0; note 4
B/G standard
fpcCR
tacq
Vi VIF(rms)
picture carrier capture range B/G standard
acquisition time
BL = 60 kHz; note 5
VIF input signal voltage
maximum IF gain; note 6
sensitivity for PLL to be locked
(RMS value; pins 1 and 2)
IFPLL(offset)
FPLL offset current at pin 7
note 7
4.5
82
−
120
−
65
1.7
1.2
−
125
−
70
±1.5
−
−
−
5
5.5
V
96
110
mA
60
100
µV
200
−
mV
0.7
1
dB
70
−
dB
2.2
2.7
kΩ
1.7
2.5
pF
3.4
−
V
130
−
MHz
−
±20
ppm/K
100
130
mV
±2.0
−
−
30
30
70
MHz
ms
µV
−
±4.5 µA
1995 Sep 05
9
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