TDA9808 Просмотр технического описания (PDF) - Philips Electronics

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TDA9808

Single standard VIF-PLL with QSS-IF and FM-PLL demodulator

Philips Electronics 

Philips Semiconductors

Single standard VIF-PLL with QSS-IF and

FM-PLL demodulator

Product specification

TDA9808

QUICK REFERENCE DATA

SYMBOL

PARAMETER

VP

supply voltage

IP

Vi(VIF)(rms)

supply current

VIF input signal voltage sensitivity

(RMS value)

Vo(video)(p-p) video output signal voltage

(peak-to-peak value)

B−3

S/NW(video)

−3 dB video bandwidth on pin 9

weighted signal-to-noise ratio for

video

αIM(0.92)

αIM(2.76)

αH(sup)

intermodulation attenuation at ‘blue’

intermodulation attenuation at ‘blue’

suppression of harmonics in video

signal

Vi(SIF)(rms) sound IF input signal voltage

sensitivity (RMS value)

Vo(rms)

audio output signal voltage for FM

(RMS value)

THD

total harmonic distortion

S/NW(audio) weighted signal-to-noise ratio

CONDITIONS

VP = 9 V for TDA9808 (DIP20)

only

−1 dB video at output

MIN. TYP. MAX. UNIT

4.5 5

9.9 V

71 83 95 mA

−

60 100 µV

1.2 1.35 1.5 V

CL < 30 pF; RL > 1.5 kΩ; AC load 7

8

−

56 60 −

MHz

dB

f = 0.92 MHz

f = 2.76 MHz

58 64 −

dB

58 64 −

dB

35 40 −

dB

−3 dB at intercarrier output

−

50 100 µV

M, N standard;

25 kHz modulation

25 kHz modulation

25 kHz modulation; τ = 75 µs

0.4 0.5 0.6 V

−

0.15 1.0 %

55 60 −

dB

1999 Jun 04

3

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