TDA4858 datasheet(18/44 Pages) PHILIPS

18 / 44 page

1997 Oct 27

Philips Semiconductors

Product speciﬁcation

Economy Autosync Deﬂection Controller

(EASDC)

TDA4858

ADJUSTMENT OF VERTICAL S-CORRECTION (see Figs 3 to 8) [VSCOR (PIN 19)]

∆VSCOR

vertical S-correction

adjustment range

IVSCOR = 0; note 9

−

IVSCOR = −135 µA; note 9

−

IVSCOR

input current for maximum

S-correction

−110

−120

−135

µA

input current for minimum

S-correction

−

−µA

δVSCOR

symmetry error of S-correction

maximum

∆VSCOR

−−±0.7

Vref(VSCOR)

reference voltage at input

−

5.0

−

VSAWM(p-p)

voltage amplitude of

superimposed logarithmic

sawtooth (peak-to-peak value)

note 10

−−

145

Vertical output stage [VOUT1 (pin 13) and VOUT2 (pin 12)]

∆IVOUT(nom)

nominal differential output

current (peak-to-peak value)

(

∆IVOUT =IVOUT1 − IVOUT2)

nominal settings; note 9

0.76

0.85

0.94

∆IVOUT(max)

maximum differential output

current (peak value)

(

∆IVOUT =IVOUT1 − IVOUT2)

0.47

0.52

0.57

VVOUT1, VVOUT2

allowed voltage at outputs

−

4.2

V(offset)

maximum offset error of vertical

output currents

nominal settings; note 9

−−±2.5

V(lin)

maximum linearity error of

vertical output currents

nominal settings; note 9

−−±1.5

EW drive output

EW DRIVE OUTPUT STAGE [EWDRV (PIN 11)]

VEWDRV

bottom output voltage

(internally stabilized)

VPAR(EWDRV) =0;

VDC(EWDRV) =0;

EWTRP centred

1.05

1.2

1.35

maximum output voltage

note 11

7.0

−−

IEWDRV

output load current

−−±2.0

TCEWDRV

temperature coefﬁcient of

output signal

−−

600

10−6/K

ADJUSTMENT OF EW PARABOLA AMPLITUDE (see Figs 3 to 8) [EWPAR (PIN 21)]

VPAR(EWDRV)

parabola amplitude

IEWPAR = 0; note 9

−

0.05

−

IEWPAR = −135 µA; note 9

−

IEWPAR

input current for maximum

amplitude

−110

−120

−135

µA

input current for minimum

amplitude

−

−µA

Vref(EWPAR)

reference voltage at input

−

5.0

−

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

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