10 of 20

RFFC5071/5072

Proposed

Prelim DS101020

7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical

support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.

Typical Performance Characteristics: Synthesizer and VCO

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

0

600

1200

1800

2400

3000

3600

4200

LO Frequency (MHz)

Synthesiser RMS Integrated Phase Noise

Integration Bandwidth 1KHz to 40MHz

26MHz TCXO

52MHz TCXO

-160.0

-150.0

-140.0

-130.0

-120.0

-110.0

-100.0

-90.0

-80.0

-70.0

-60.0

10.0

100.0

1000.0

10000.0

100000.0

Offset Frequency (KHz)

VCO Phase Noise

With LO Divide by 1

4000MHz VCO2

3500MHz VCO2

3000MHz VCO1

-160.0

-150.0

-140.0

-130.0

-120.0

-110.0

-100.0

-90.0

-80.0

-70.0

-60.0

10.0

100.0

1000.0

10000.0

100000.0

Offset Frequency (KHz)

VCO Phase Noise

With LO Divide by 2

2500MHz VCO3

2000MHz VCO2

1500MHz VCO1

Note:

• 26MHz Crystal Oscillator: NDK ENA3523A

• 52MHz Crystal Oscillator: NDK ENA3560A