TDA9815 datasheet(21/40 Pages) PHILIPS

Part #	TDA9815

Description	Multistandard/MAC VIF-PLL with QSS-IF and dual FM-PLL/AM demodulator

PDF	40 Pages

Scroll/Zoom	100%

Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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21 / 40 page

1998 Feb 11

Philips Semiconductors

Product speciﬁcation

Multistandard/MAC VIF-PLL with QSS-IF

and dual FM-PLL/AM demodulator

TDA9815

Fig.5

Typical signal-to-noise ratio as a function of

IF input voltage.

handbook, halfpage

−60

−40

−20

0.06

0.6

600

MED684

S/N

(dB)

Vi (VIF)(rms)(dB)

Vi (VIF)(rms)

(mV)

Fig.6 Input signal conditions.

handbook, halfpage

SC CC

BLUE

YELLOW

27 dB

13.2 dB

3.2 dB

27 dB

13.2 dB

10 dB

MED685 - 1

SC = sound carrier, with respect to sync level.

CC = chrominance carrier, with respect to sync level.

PC = picture carrier, with respect to sync level.

The sound carrier levels are taking into account

a sound shelf attenuation of 20 dB (SAW filter G1962).

Fig.7 Measurement conditions and typical AFC characteristic.

handbook, full pagewidth

V = 5 V

200

100

200

100

(

µA)

38.5

38.9

39.3 f (MHz)

(source current)

(sink current)

V23

I 23

(V)

2.5

TDA9815 23

I 23

22 k

Ω

22 k

Ω

MED686 - 1

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