1998 Jul 14

9

Philips Semiconductors

Product specification

Multistandard vision and sound-IF PLL with

DVB-IF processing

TDA9819

CHARACTERISTICS

(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)

supply voltage

note 1

4.5

5.0

5.5

V

supply current

M, B/G and L standard

89

105

121

mA

DVB

81

96

111

mA

Vision IF amplifier (pins 1, 2, 4 and 5)

input signal voltage sensitivity

(RMS value)

M, B/G and L standard;

−1 dB video at output

−

60

90

µV

maximum input signal voltage

(RMS value)

M, B/G and L standard;

+1 dB video at output

140

200

−

mV

∆V

o(int)

internal IF amplitude difference

between picture and sound

carrier

within AGC range;

∆f=5MHz

−

0.7

1

dB

IF gain control range

see Fig.3

65

70

−

dB

differential input resistance

note 2; input activated

1.7

2.2

2.7

k

Ω

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

−

k

Ω

DC input voltage

note 2; input not activated

−

0.2

−

V

crosstalk attenuation of IF input

switch at pins 1, 2, 4 and 5

notes 2 and 3

55

60

−

dB

True synchronous video demodulator; note 4

maximum oscillator frequency for

carrier regeneration

125

130

−

MHz

oscillator drift as a function of

temperature

free-running oscillator;

−−

±20

ppm/K

oscillator voltage swing between

pins 24 and 25 (RMS value)

−

60

−

mV

vision carrier capture range

M standard

±1.0

±1.25

−

MHz

B/G and L standard

±1.35

±1.6

−

MHz

∆f

PC(fr)

vision carrier frequency accuracy

(free-running)

M standard

−±150

±300

kHz

B/G and L standard

−±200

±400

kHz

∆f

PC(alg)

frequency alignment range

±300

±400

−

kHz

L standard

±400

±600

−

kHz

acquisition time

BL = 70 kHz; note 6

−−

30

ms

VIF input signal voltage

sensitivity for PLL to be locked

(RMS value; pins 1, 2, 4 and 5)

maximum IF gain; note 7

−

60

90

µV

f

∆

osc

T

∆

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