ADRF6614ACPZ-R7 datasheet(26/61 Pages) AD

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ADRF6614

Data Sheet

Rev. 0 | Page 26 of 61

–170

–160

–150

–140

–130

–120

–110

–100

–90

–80

LO FREQUENCY (Hz)

–40°C

+25°C

+85°C

50 kHz OFFSET

200 kHz OFFSET

1MHz OFFSET

40MHz OFFSET

1430

1630

1830

2030

2230

2430

2630

Figure 78. Integer Loop Filter Phase Noise vs. LO Frequency, Divide by Two

Selected, Offset = 50 kHz, 200 kHz, 1 MHz, and 40 MHz

–170

–160

–150

–140

–130

–100

–110

–120

–90

1525

1545

1540

1535

1530

LO FREQUENCY (MHz)

–40°C

+25°C

+85°C

50kHz OFFSET

200kHz OFFSET

40MHz OFFSET

1MHz OFFSET

Figure 79. VCO_4 GSM Loop Filter Phase Noise, Divide by Two Selected,

Offset = 50 kHz, 200 kHz, 1 MHz, and 40 MHz

–180

–60

–80

–100

–120

–140

–160

1668

1673

1678

1683

1688

1693

1698

1703

1708

LO FREQUENCY (MHz)

–40°C

+25°C

+85°C

1kHz OFFSET

100kHz OFFSET

500kHz OFFSET

10MHz OFFSET

Figure 80. VCO_5 GSM Loop Filter Phase Noise, Divide by Two Selected,

Offset = 1 kHz, 100 kHz, 500 kHz, and 10 MHz

0.2

0.4

0.6

0.8

1.0

1.2

1.4

2860

3360

3860

4360

4860

5360

VCO FREQUENCY (MHz)

–40°C

+25°C

+85°C

LO_DIV = ÷8

LO_DIV = ÷2

LO_DIV = ÷4

Figure 81. 10 kHz to 40 MHz Integrated Phase Noise vs. VCO Frequency,

Divide by Two, Four, and Eight, Including Spurs

0.05

0.10

0.15

0.20

0.35

0.30

0.25

0.40

1525

1545

1540

1535

1530

LO FREQUENCY (MHz)

–40°C

+25°C

+85°C

Figure 82. VCO_4 10 kHz to 40 MHz Integrated Phase Noise vs. VCO

Frequency, For Various Temperatures, Including Spurs

–170

–80

–90

–100

–110

–120

–130

–140

–150

–160

1668

1673

1678

1683

1688

1693

1698

1703

1708

LO FREQUENCY (MHz)

–40°C

+25°C

+85°C

50kHz OFFSET

200kHz OFFSET

1MHz OFFSET

40MHz OFFSET

Figure 83. VCO_5 GSM Loop Filter Phase Noise, Divide by Two Selected,

Offset = 50 kHz, 200 kHz, 1 MHz, and 40 MHz

ADRF6614ACPZ-R7 Datasheet(PDF) 26 Page - Analog Devices

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