TDA2540 TDA2541
IF AMPLIFIER WITH DEMODULATOR AND AFC
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SUPPLY
VOLTAGE : 12V TYP SUPPLY CURRENT : 50mA TYP I.
F.
INPUT
VOLTAGE SENSITIVITY AT F = 38.
9MHz : 85µVRMS TYP VIDEO OUTPUT
VOLTAGE (white at 10% of top synchro) : 2.
7VPP TYP I.
F.
VOLTAGE GAIN CONTROL RANGE : 64dB TYP SIGNAL TO NOISE RATIO AT VI = 10mV : 58dB TYP A.
F.
C.
OUTPUT
VOLTAGE SWING FOR ∆f = 100kHz : 10V TYP
DESCRIPTION The TDA2540 and 2541 are IF amplifier and A.
M.
demodulator circuits for colour and black and white television receivers using PNP or NPN tuners.
They are intended for reception of negative or positive modulation CCIR standard.
They incorporate the following functions : Gain controll...