Data Sheet

ADL5920

Rev. B | Page 11 of 26

TYPICAL PERFORMANCE CHARACTERISTICS

2

–8

–7

–6

–5

–4

–3

–2

–1

0

1

10M

1M

100k

100M

1G

10G

FREQUENCY (Hz)

RFIN TO RFOUT

RFOUT TO RFIN

Figure 3. Forward and Reverse Insertion Loss vs. Frequency

20

–80

–70

–60

–50

–40

–30

–20

–10

0

10

0.1

1

10

100

1k

10k

FREQUENCY (MHz)

INPUT RETURN LOSS (RFIN)

OUTPUT RETURN LOSS (RFOUT)

Figure 4. Return Loss vs. Frequency

0

5

10

15

20

25

30

35

40

45

50

10M

100M

1G

10G

FREQUENCY (MHz)

CHPF, CHPR = 100nF

CHPF, CHPR = OPEN

Figure 5. Directivity vs. Frequency with Bridge Driven from RFIN at 20 dBm

and RFOUT Terminated with 50 Ω

2

–8

–7

–6

–5

–4

–3

–2

–1

0

1

10M

100M

1G

10G

FREQUENCY (MHz)

+85°C

+70°C

+25°C

0°C

–40°C

Figure 6. Forward Insertion Loss vs. Frequency at Various Temperatures

0

0.5

1.0

1.5

2.0

2.5

0

5

10

15

20

25

30

APPLIED RETURN LOSS ON RFOUT (dB)

10MHz (CHPF,CHPR = 100nF)

100MHz (CHPF,CHPR = 100nF)

1GHz (CHPF,CHPR = 100nF)

2GHz (CHPF,CHPR = OPEN)

4GHz (CHPF,CHPR = OPEN)

6GHz (CHPF,CHPR = OPEN)

from RFIN at 15 dBm and Variable Return Loss at RFOUT

4.0

0

0.5

1.0

1.5

2.0

2.5

3.0

2

–2

–1

0

1

3.5

–40

–20

10

40

–30

–10

30

020

VRMSF LTE (9MHz BW, PEP =10.39dB)

VRMSF QPSK (5MSPS, PEP = 3.8dB)

VRMSF 16 QAM (5MSPS, PEP = 6.3dB)

VRMSF 64 QAM (5MSPS, PEP = 7.4dB)

ERROR CW

ERROR LTE

ERROR QPSK

ERROR 16 QAM

ERROR 64 QAM

Figure 8. VRMSF Error from CW Linear Reference vs. Signal Modulation,

Frequency = 1 GHz, CRMSF = 0.1 μF, Error Calculated Using Linear

Regression of Data From −15 dBm to +30 dBm (BW Stands for Bandwidth

and PEP Stands for Peak Envelope Power)