TDA9885TSSLASHV3 datasheet(30/56 Pages) PHILIPS

30 / 56 page

2003 Oct 02

Philips Semiconductors

Product speciﬁcation

I2C-bus controlled single and multistandard

alignment-free IF-PLL demodulators

TDA9885; TDA9886

FM-PLL demodulator; notes 15 and 18 to 22

SOUND INTERCARRIER OUTPUT (PIN SIOMAD)

VFM(rms)

IF intercarrier level for gain

controlled operation of FM-PLL

(RMS value)

corresponding PC/SC

ratio at input pins VIF1

and VIF2 is 7 to 47 dB

3.2

−

320

VFM(lock)(rms)

IF intercarrier level for lock-in of

PLL (RMS value)

−−

2mV

VFM(det)(rms)

IF intercarrier level for

FM carrier detect (RMS value)

see Table 6

−−

2.3

fFM

sound intercarrier operating

FM frequencies

see Table 14

−

4.5

−

MHz

−

5.5

−

MHz

−

6.0

−

MHz

−

6.5

−

MHz

AUDIO OUTPUT (PIN AUD)

Vo(AF)(rms)

AF output voltage (RMS value)

25 kHz FM deviation;

µs de-emphasis

400

500

600

27 kHz FM deviation;

µs de-emphasis

430

540

650

Vo(AF)(cl)(rms)

AF output clipping level

(RMS value)

THD < 1.5 %

1.3

1.4

−

∆V

o(AF)/∆T

AF output voltage variation with

temperature

−

× 10−3 7 × 10−3 dB/K

THD

total harmonic distortion

−

0.15

0.50

∆f

frequency deviation

THD < 1.5 %; note 19

−−±55

kHz

−6 dB AF output via

I2C-bus; note 19

−−±110

kHz

BAF(−3dB)

−3 dB AF bandwidth

without de-emphasis;

measured with FM-PLL

ﬁlter of Fig.23

100

−

kHz

S/NW(AF)

weighted signal-to-noise ratio of

audio signal

FM-PLL only;

27 kHz FM deviation;

µs de-emphasis

−

black picture;

see Fig.19

−

∆V

r(SC)(rms)

residual sound carrier

(RMS value)

fundamental wave and

harmonics; without

de-emphasis

−−

2mV

αAM(sup)

AM suppression of

FM demodulator

referenced to 27 kHz

FM deviation;

µs de-emphasis;

AM: f = 1 kHz;

m = 54 %

−

PSRRFM

power supply ripple rejection

fripple = 70 Hz;

see Fig.6

−

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

TDA9885TS/V3 Datasheet(PDF) 30 Page - NXP Semiconductors

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