SA676 데이터 시트보기 (PDF) - NXP Semiconductors.

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SA676

Low-voltage mixer FM IF system

NXP Semiconductors. 

NXP Semiconductors

SA676

Low-voltage mixer FM IF system

20

IF output power

(dBm)

0

002aaf414

−20

−40

(1)

(2)

−60

−80

−66

−46

−26

−6

14

34

RF(3) input level (dBm)

RF = 45 MHz; IF = 455 kHz.

(1) Fund product.

(2) Third order product.

(3) 50  input.

Fig 5. Mixer third order intercept and compression

5

relative level

(dB)

−5

audio

002aaf416

−15

−25

AM rejection

−35

−45

−55

−65

−125

−105

noise

−85

−65

THD+N

−45

−25

RF level (dBm)

VCC = 3 V; RF = 45 MHz; deviation = 5 kHz; Vo(aud)RMS = 117.6 mV.

Fig 6. Relative level of audio, AM rejection, THD+N and noise (Tamb = +25 C)

SA676

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 3 — 19 July 2012

© NXP B.V. 2012. All rights reserved.

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