TDA9819 데이터 시트보기 (PDF) - Philips Electronics
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TDA9819 Datasheet PDF : 40 Pages
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Philips Semiconductors
Multistandard vision and sound-IF PLL with
DVB-IF processing
Product specification
TDA9819
CHARACTERISTICS
VP = 5 V; Tamb = 25 °C; see Table 1 for input frequencies and level; input level Vi IF1-2, 4-5 = 10 mV RMS value
(sync-level for M and B/G, peak white level for L); video modulation DSB; residual carrier M and B/G: 10%; L = 3%;
video signal in accordance with “CCIR, line 17”; measurements taken in Fig.12; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Supply (pin 29)
VP
supply voltage
IP
supply current
note 1
M, B/G and L standard
DVB
4.5
5.0
5.5
V
89
105
121 mA
81
96
111
mA
Vision IF amplifier (pins 1, 2, 4 and 5)
Vi VIF(rms)
input signal voltage sensitivity M, B/G and L standard;
−
(RMS value)
−1 dB video at output
60
90
µV
Vi max(rms)
maximum input signal voltage M, B/G and L standard;
140
200
−
mV
(RMS value)
+1 dB video at output
∆Vo(int)
internal IF amplitude difference
between picture and sound
carrier
within AGC range;
∆f = 5 MHz
−
0.7
1
dB
GIF
Ri(diff)
Ci(diff)
V1, 2, 4, 5
Ri
V1, 2, 4, 5
αi IF
IF gain control range
see Fig.3
65
70
−
dB
differential input resistance
note 2; input activated
1.7
2.2
2.7
kΩ
differential input capacitance
note 2; input activated
1.2
1.7
2.5
pF
DC input voltage
note 2; input activated
−
3.3
−
V
input resistance to ground
note 2; input not activated −
1.1
−
kΩ
DC input voltage
note 2; input not activated −
0.2
−
V
crosstalk attenuation of IF input notes 2 and 3
switch at pins 1, 2, 4 and 5
55
60
−
dB
True synchronous video demodulator; note 4
fVCO(max)
maximum oscillator frequency for f = 2fPC
carrier regeneration
-∆--∆-f--o-T--s---c
oscillator drift as a function of
temperature
free-running oscillator;
IAFC = 0; note 5
V0 ref(rms)
oscillator voltage swing between
pins 24 and 25 (RMS value)
fPC CR
vision carrier capture range
M standard
B/G and L standard
∆fPC(fr)
vision carrier frequency accuracy M standard
(free-running)
B/G and L standard
∆fPC(alg)
frequency alignment range
IAFC = 0; M standard
IAFC = 0; B/G and
L standard
tacq
Vi VIF(rms)
acquisition time
VIF input signal voltage
sensitivity for PLL to be locked
(RMS value; pins 1, 2, 4 and 5)
BL = 70 kHz; note 6
maximum IF gain; note 7
125
130
−
MHz
−
−
±20 ppm/K
−
60
−
mV
±1.0
±1.35
−
−
±300
±400
±1.25
±1.6
±150
±200
±400
±600
−
−
±300
±400
−
−
MHz
MHz
kHz
kHz
kHz
kHz
−
−
30
ms
−
60
90
µV
1998 Jul 14
9
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