TDA9840 datasheet(3/28 Pages) PHILIPS

3 / 28 page

1998 Jul 03

Philips Semiconductors

Product speciﬁcation

TV and VTR stereo/dual sound processor

with digital identiﬁcation and I2C-bus control

TDA9840

QUICK REFERENCE DATA

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

supply voltage (pin 18)

4.5

8.8

supply current (pin 18)

15.5

16.5

20.5

Vi(rms)

nominal input signal voltage (Vi1, Vi2, Vi3)

(RMS value)

54% modulation

−

250

−

Vo(rms)

nominal output signal voltage (RMS value)

THD

≤ 0.3%

54% modulation

−

500

−

Vo(rms)

clipping level of the output signal voltages

(RMS value)

THD

≤ 1.5%

VP = 5 V

1.4

1.6

−

VP = 8 V

2.4

2.65

−

∆Gv

stereo control range for Vi 1 (0.1 dB steps)

+2.4

+2.5

+2.6

−2.3

−2.4

−2.5

level control range for Vi 2 (0.5 dB steps)

+2.4

+2.5

+2.6

−1.9

−2.0

−2.1

Vi pil

input voltage sensitivity of pilot frequency

unmodulated

−

100

S/N(W)

weighted signal-to-noise ratio

“CCIR468-3”

−

THD

total harmonic distortion

−

0.2

0.3

Tamb

operating ambient temperature range

−

+70

°C

fident

identiﬁcation window width

normal mode

STEREO

2.0

−

2.0

DUAL

2.3

−

2.3

fast mode

STEREO

3.8

−

3.8

DUAL

5.8

−

5.8

tident(on)

total identiﬁcation time ON

normal mode

STEREO

0.35

−

2.3

DUAL

0.35

−

2.0

fast mode

STEREO

0.175

−

1.1

DUAL

0.175

−

1.0

Vi tuner

identiﬁcation voltage sensitivity

−

µV

∆f

pil

pull-in frequency range of pilot PLL

fω = 10.008 MHz

lower side

−296

−−296

upper side

302

−

302

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