MC12179 View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

View to exact match

MC12179

500 – 2800 MHz SINGLE CHANNEL FREQUENCY SYNTHESIZER

Motorola => Freescale 

Freescale SMeCm1i2c1o79nductor, Inc.

Figure 13. VCO Output Spectrum with MC12179, VCC = 5.0 V

(ECLiPTEK 8.9 MHz Crystal and ZCOM 2500 VCO)

NOTE: Spurs can be reduced further by narrowing the loop bandwidth of the PLL loop filter and/or

adding an extra filter (Rx/Cx)

HP 3048A

0

Figure 14. Typical Phase Noise Plot, 2200 MHz VCO

(With the MC12179 in a Closed Loop)

CARRIER

2200MHz

–25

–50

–75

–100

–125

–150

–170

1k

10k

100k

1M

10M

40M

L(f) [dBc/Hz] vs f[Hz]

8

For More Information On This Product, MOTOROLA RF/IF DEVICE DATA

Go to: www.freescale.com

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