ADF4153

Data Sheet

Rev. F | Page 8 of 24

TYPICAL PERFORMANCE CHARACTERISTICS

Loop bandwidth = 20 kHz, reference = 250 MHz, VCO = Sirenza 1750T VCO, evaluation board = EV-ADF4153SD1Z, measurements taken on

the Agilent E5500 phase noise system.

–30

–60

–80

–140

–130

–120

–110

–150

–160

–170

–90

–100

–70

–50

–40

20kHz LOOP BW, LOWEST NOISE MODE

RF = 1.7202MHz, PFD = 25MHz, N = 68,

INTEGRATED PHASE ERROR = 0.23° RMS

SIRENZA 1750T VCO

1k

10k

1M

10M

100M

100k

FREQUENCY (Hz)

Figure 5. Single-Sideband Phase Noise Plot (Lowest Noise Mode)

–30

–60

–80

–140

–130

–120

–110

–150

–160

–170

–90

–100

–70

–50

–40

1k

10k

1M

10M

100M

100k

FREQUENCY (Hz)

20kHz LOOP BW, LOW NOISE AND SPUR MODE

RF = 1.7202MHz, PFD = 25MHz, N = 68,

INTEGRATED PHASE ERROR = 0.33° RMS

SIRENZA 1750T VCO

Figure 6. Single-Sideband Phase Noise Plot (Low Noise and Spur Mode)

–30

–60

–80

–140

–130

–120

–110

–150

–160

–170

–90

–100

–70

–50

–40

1k

10k

1M

10M

100M

100k

FREQUENCY (Hz)

20kHz LOOP BW, LOW SPUR MODE

RF = 1.7202MHz, PFD = 25MHz, N = 68,

INTEGRATED PHASE ERROR = 0.36° RMS

SIRENZA 1750T VCO

Figure 7. Single-Sideband Phase Noise Plot (Low Spur Mode)

FREQUENCY (GHz)

5

0

–5

–10

–20

–15

–25

–30

–35

0

0.5

1.0

1.5

4.0

3.5

3.0

2.5

2.0

4.5

P = 4/5

P = 8/9

Figure 8. RF Input Sensitivity

6

0

–6

4

2

–2

–4

–5

–3

–1

1

3

5

0

1

2

3

4

5

Figure 9. Charge Pump Output Characteristics

TEMPERATURE (°C)

–90

–94

–104

–60

100

–40

–20

0

20

40

60

–96

–98

–92

–102

–100

80

Figure 10. Phase Noise vs. Temperature