TDA4841 datasheet(23/60 Pages) PHILIPS

23 / 60 page

1999 Oct 25

Philips Semiconductors

Product speciﬁcation

I2C-bus autosync deﬂection controller for

PC monitors

TDA4841PS

TRACKING OF EWDRV OUTPUT SIGNAL WITH HORIZONTAL FREQUENCY PROPORTIONAL VOLTAGE

fH(MULTI)

horizontal frequency range for

tracking

−

kHz

VPAR(EWDRV)

parabola amplitude at EWDRV

(pin 11)

IHREF = 1.052 mA;

fH = 31.45 kHz; control bit

FHMULT = 1; note 10

−

0.72

−

IHREF = 2.341 mA;

fH = 70 kHz; control bit

FHMULT = 1; note 10

−

1.42

−

function disabled; control

bit FHMULT = 0; note 10

−

1.42

−

LEEWDRV

linearity error of horizontal

frequency tracking

−−

Output for asymmetric EW corrections: pin ASCOR

VHPARAL(ASCOR)

vertical sawtooth voltage for

EW parallelogram correction

note 8

−−0.825 −

note 8

−

0.825

−

note 8

−

0.05

−

VHPINBAL(ASCOR)

vertical parabola for pin

unbalance correction

note 8

−−1.0

−

note 8

−

1.0

−

note 8

−

0.05

−

Vo(ASCOR)(max)(p-p) maximum output voltage swing

(peak-to-peak value)

−

Vo(ASCOR)(max)

maximum output voltage

−

6.5

−

Vc(ASCOR)

centre voltage

−

4.0

−

Vo(ASCOR)(min)

minimum output voltage

−

1.9

−

Io(ASCOR)(max)

maximum output current

Vo(ASCOR) ≥ 1.9 V

−−1.5

−

Isink(ASCOR)(max)

maximum output sink current

Vo(ASCOR) ≥ 1.9 V

−

−µA

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

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