TDA8846 Ver la hoja de datos (PDF) - Philips Electronics

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componentes Descripción

Fabricante

TDA8846

I2C-bus controlled PAL/NTSC/SECAM TV processors

Philips Electronics 

Philips Semiconductors

I2C-bus controlled PAL/NTSC/SECAM TV

processors

Tentative Device Specification

TDA884X/5X-N2 series

CHARACTERISTICS

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

NUMBER

PARAMETER

CONDITIONS

Supplies

POWER SUPPLY (PINS 12 AND 37)

V.1.1

supply voltage

V.1.2

supply current pin 12

V.1.3

supply current pin 37

V.1.4

total power dissipation

IF circuit

VISION IF AMPLIFIER INPUTS (PINS 48 AND 49)

input sensitivity (RMS value)

M.1.1

M.1.2

M.1.3

M.1.4

input resistance (differential)

M.1.5

input capacitance (differential)

M.1.6

gain control range

M.1.7

maximum input signal

(RMS value)

note 1

fi = 38.90 MHz

fi = 45.75 MHz

fi = 58.75 MHz

note 2

note 2

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

M.2.2

Catching range PLL

M.2.3

Acquisition time PLL

MIN. TYP. MAX. UNIT

7.2

8.0

8.8

V

−

70

−

mA

−

60

−

mA

−

1040 −

mW

10

35

10

35

10

35

−

2

−

3

64

75

150

−

100

µV

100

µV

100

µV

−

kΩ

−

pF

−

dB

−

mV

−500 −

−

2

−

−

+500

−

20

kHz

MHz

ms

December 16, 1997

28

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