TDA9814 datasheet(13/36 Pages) PHILIPS

13 / 36 page

1998 Feb 09

Philips Semiconductors

Product speciﬁcation

Multistandard VIF-PLL with QSS-IF

and dual FM-PLL/AM demodulator

TDA9814T

∆VTOP,16/∆T

variation of takeover point by

temperature

I16 = 0.4 mA

−

0.03

0.07

dB/K

I16(sink)

sink current

see Fig.3

no tuner gain reduction;

V16 = 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 20); see Fig.7 and note 13

control steepness

∆I20/∆f

note 14

0.5

0.75

1.0

µA/kHz

∆f

IF/∆T

frequency variation by

temperature

IAFC = 0; note 5

−−±20 × 10−6 K−1

Vo,20

output voltage upper limit

see Fig.7 without external

components

VP − 0.6 VP − 0.3 −

output voltage lower limit

−

0.3

0.6

Io,20(source)

output source current

see Fig.7

150

200

250

µA

Io,20(sink)

output sink current

150

200

250

µA

∆I

20(p-p)

residual video modulation

current (peak-to-peak value)

B/G and L standard

−

µA

Sound IF ampliﬁer (pins 27 and 28)

Vi SIF(rms)

input signal voltage

sensitivity (RMS value)

FM mode;

−3 dB at

intercarrier output pin 17

−

µV

AM mode;

−3 dB at

AF output pin 10

−

100

µV

Vi max(rms)

maximum input signal

voltage (RMS value)

FM mode; +1 dB at

intercarrier output pin 17

−

AM mode; +1 dB at

AF output pin 10

140

−

GSIFcr

SIF gain control range

FM and AM mode; see Fig.4

−

Ri(diff)

differential input resistance

note 2

1.7

2.2

2.7

Ω

Ci(diff)

differential input capacitance note 2

1.2

1.7

2.5

VI(27,28)

DC input voltage

−

3.4

−

ct(SIF,VIF)

crosstalk attenuation

between SIF and VIF input

between pins 1 and 2 and

pins 27 and 28; note 15

−−

SIF-AGC detector (pin 6)

charging current

FM mode

µA

AM mode

0.8

1.2

1.6

µA

discharging current

FM mode

µA

normal mode AM

1.4

1.8

µA

fast mode AM

110

µA

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

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