TDA9808 datasheet(13/36 Pages) PHILIPS

13 / 36 page

1999 Jun 04

Philips Semiconductors

Product speciﬁcation

Single standard VIF-PLL with QSS-IF and

FM-PLL demodulator

TDA9808

VIF-AGC detector (pin 17)

I17

charging current

µA

discharging current

note 8

1.0

1.4

1.8

µA

tresp

AGC response to an

increasing VIF step

note 12

−

0.05

0.1

ms/dB

AGC response to a

decreasing VIF step

−

2.2

3.5

ms/dB

Tuner AGC (pin 12)

Vi(rms)

IF input signal voltage for

minimum starting point of

tuner takeover (RMS value)

input at pins 1 and 2;

RTOP =22kΩ;

I12 = 0.4 mA

−

IF input signal voltage for

maximum starting point of

tuner takeover (RMS value)

input at pins 1 and 2;

RTOP =0 Ω;

I12 = 0.4 mA

100

−

tuner takeover point accuracy

RTOP =13kΩ;

I12 = 0.4 mA

−

Vo(12)

permissible output voltage

from external source;

note 3

−−

13.2

Vsat(12)

saturation voltage

I12 = 1.6 mA

−−

0.2

∆V

TOP(12)/∆T

variation of takeover point by

temperature

I12 = 0.4 mA

−

0.03

0.07

dB/K

I12(sink)

sink current

see Fig.4

no tuner gain

reduction;

V12 = 13.2 V

−−

µA

maximum tuner gain

reduction

1.5

2.6

∆G

IF slip by automatic gain

control

tuner gain current from

20 to 80%

−

AFC circuit (pin 13); see Fig.10 and note 13

control steepness

∆I13/∆f

note 14

fpc = 38.9 MHz

0.35

0.55

0.75

µA/kHz

fpc = 45.75 MHz

0.35

0.55

0.75

µA/kHz

fpc = 58.75 MHz

0.35

0.55

0.75

µA/kHz

∆f

IF/∆T

frequency variation by

temperature

IAFC = 0; note 5

−−±20 × 10−6

K−1

Vo(13)

output voltage upper limit

see Fig.10

VP − 0.7 VP − 0.3 −

output voltage lower limit

see Fig.10

−

0.3

0.7

Io(source)(13)

output source current

150

200

250

µA

Io(sink)(13)

output sink current

150

200

250

µA

∆I

13(p-p)

residual video modulation

current (peak-to-peak value)

−

µA

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

TDA9808 Datasheet(PDF) 13 Page - NXP Semiconductors

TDA9808 Datasheet(HTML) 13 Page - NXP Semiconductors

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36

Datasheet Download

Link URL