TDA9889 查看數據表（PDF） - Philips Electronics

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TDA9889

DVB selective AGC amplifier

Philips Electronics 

Philips Semiconductors

DVB selective AGC amplifier

Product specification

TDA9888TS; TDA9889TS

QUICK REFERENCE DATA

SYMBOL

VP

IP

Vo(LIF)(p-p)

GIF(max)

GIF(cr)

fosc

φN(synth)

αLIF

αN−1

αN+1

C/N

PSRR

PARAMETER

supply voltage

supply current

typical low IF operating output

voltage (peak-to-peak value)

maximum conversion gain

IF gain control range

synthesizer controlled oscillator

frequencies

CONDITIONS

note 1

output peak-to-peak level to

input RMS level ratio

see Fig.3

see Tables 1 and 2

synthesizer phase noise

performance

at 1 kHz

at 10 kHz

at 100 kHz

low IF band amplitude characteristic 0 dB at middle of band

(standard independent)

low-pass filter attenuation

8 MHz band; at 15.75 MHz

suppression of IF input frequencies input frequency between

below wanted band at low IF output 21 and 31 MHz; referenced

to 36 MHz

carrier-to-noise ratio at low IF

at ∆f > 1 MHz; see Fig.5

power supply ripple rejection

[residual ripple AM, modulation

factor m at 2 V (p-p) low IF signal]

fripple = 70 Hz; see Fig.7

MIN.

4.5

46

−

85

60

−

−

−

−

−

89

89

98

−0.9

15

30

112

−

TYP.

5

55

2

90

70

31

31.5

32

40

53

99

97

102

−

−

−

116

1.4

MAX.

5.5

64

−

−

−

−

−

−

−

−

−

−

−

+0.9

−

−

−

−

UNIT

V

mA

V

dB

dB

MHz

MHz

MHz

MHz

MHz

dBc

dBc

dBc

dB

dB

dB

dBc/Hz

%

Note

1. Some parameters can be decreased at VP = 4.5 V.

2004 Nov 02

3

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