TDA8844 datasheet(28/68 Pages) PHILIPS

28 / 68 page

December 16, 1997

Philips Semiconductors

Tentative Device Speciﬁcation

I2C-bus controlled PAL/NTSC/SECAM TV

processors

TDA884X/5X-N2 series

CHARACTERISTICS

VP =8V; Tamb =25 °C; unless otherwise speciﬁed.

NUMBER

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

Supplies

POWER SUPPLY (PINS 12 AND 37)

V.1.1

supply voltage

7.2

8.0

8.8

V.1.2

supply current pin 12

−

V.1.3

supply current pin 37

−

V.1.4

total power dissipation

−

1040

−

IF circuit

VISION IF AMPLIFIER INPUTS (PINS 48 AND 49)

input sensitivity (RMS value)

note 1

M.1.1

fi = 38.90 MHz

100

µV

M.1.2

fi = 45.75 MHz

100

µV

M.1.3

fi = 58.75 MHz

100

µV

M.1.4

input resistance (differential)

note 2

−

Ω

M.1.5

input capacitance (differential)

note 2

−

M.1.6

gain control range

−

M.1.7

maximum input signal

(RMS value)

150

−−

PLL DEMODULATOR (PLL FILTER ON PIN 5); NOTES 3 AND 4

M.2.1

Free-running frequency of VCO

PLL not locked, deviation

from nominal setting

−500

−

+500

kHz

M.2.2

Catching range PLL

−

MHz

M.2.3

Acquisition time PLL

−−

TDA8844 Datasheet(PDF) 28 Page - NXP Semiconductors

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