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TDA1072AT 데이터시트(PDF) 13 Page - NXP Semiconductors

부품명 TDA1072AT
상세설명  AM receiver circuit
PDF  21 Pages
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제조업체  PHILIPS [NXP Semiconductors]
홈페이지  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA1072AT 데이터시트(HTML) 13 Page - NXP Semiconductors

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March 1989
13
Philips Semiconductors
Product specification
AM receiver circuit
TDA1072AT
Fig.10 Suppression of cross-modulation as a function of input signal, measured in the circuit of Fig.8 with the
input circuit as shown in Fig.11. Curve is for wanted VO(AF)/unwanted VO(AF) = 20 dB; Vrfw, Vrfu are signals
at the aerial input, V'aew, V'aeu are signals at the unloaded output of the aerial.
Wanted signal (V'aew, Vrfw): fi = 1 MHz; fm = 400 Hz; m = 30%.
Unwanted signal (V'aeu, Vrfu): fi = 900 kHz; fm = 400 Hz; m = 30%.
Effective selectivity of input tuned circuit = 21 dB.
Fig.11 Input circuit to show cross-modulation suppression (see Fig.10).



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