TDA9809M datasheet(3/40 Pages) PHILIPS

3 / 40 page

1998 Jan 08

Philips Semiconductors

Preliminary speciﬁcation

Single standard multimedia IF-PLL and FM

radio demodulator

TDA9809M

QUICK REFERENCE DATA

Note

d3 is the ratio of the intermodulation product at 10.3 MHz to the level of Vi(4)(max)(rms).

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

Supply (pin 19)

supply voltage

4.5

5.5

supply current

TV mode

102

radio mode

power-down mode

Television mode

Vi(VIF)(rms)

minimum vision IF input signal

voltage (RMS value)

−1 dB video at output

−

100

µV

Vo(video)(p-p)

video output signal voltage

(peak-to-peak value)

0.97

1.1

1.23

B−3dB

−3 dB video bandwidth on pin 13

CL < 30 pF; RL > 1.5 kΩ;

AC load

−

MHz

S/NW(video)

weighted signal-to-noise ratio for

video

−

IM(0.92/1.1)

intermodulation attenuation at ‘blue’

f = 0.92 or 1.1 MHz

−

αIM(2.76/3.3)

intermodulation attenuation at ‘blue’

f = 2.76 or 3.3 MHz

−

H(sup)

suppression of harmonics in video

signal

−

Vi(SIF)(rms)

minimum sound IF input signal

voltage (RMS value)

−3 dB at intercarrier output

−

µV

Vo(audio)(rms) audio output signal voltage for FM

(RMS value)

0.4

0.5

0.6

THDvideo

total harmonic distortion for video

−

0.5

1.0

S/NW(audio)

weighted signal-to-noise ratio for

audio

−

Radio mode

Vi(RIF)(rms)

minimum radio IF input signal

voltage (RMS value)

d3 < 60 dB intermodulation;

note 1

−−

Vi(FM)(rms)

minimum FM limiter input signal

voltage (RMS value)

−

100

−µV

∆VLD/log∆Vi output voltage slope according to

FM limiter input voltage

−

mV/dB

µV

Vo(audio)(rms) audio output signal voltage for radio

(peak-to-peak value)

22.5 kHz modulation

200

250

300

THDaudio

total harmonic distortion for audio

22.5 kHz modulation

−

0.5

1.0

S/NW(audio)

weighted signal-to-noise ratio for

audio

22.5 kHz modulation;

15 kHz bandwidth

−

-------------- unweighted

26 dB

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