HMC787A

Data Sheet

Rev. 0 | Page 12 of 17

ISOLATION AND RETURN LOSS PERFORMANCE

noted. Measurements taken with LO amplifier in line with lab bench LO source.

311

10

9

8

7

6

5

4

RF FREQUENCY (GHz)

80

70

30

50

60

10

20

40

0

+85°C

+25°C

–40°C

LO TO RF

LO TO IF

Figure 42. LO to RF and LO to IF Isolation vs. RF Frequency for Various

Temperatures, LO Power = 17 dBm

311

10

9

8

7

6

5

4

RF FREQUENCY (GHz)

80

70

30

50

60

10

20

40

0

+85°C

+25°C

–40°C

Figure 43. RF to IF Isolation vs. RF Frequency for Various Temperatures,

LO Frequency = 7000 MHz, LO Power = 17 dBm

311

10

9

8

7

6

5

4

LO FREQUENCY (GHz)

10

5

–15

–5

0

–25

–20

–10

–30

+85°C

+25°C

–40°C

Figure 44. LO Return Loss vs. LO Frequency at Various Temperatures,

LO Power = 17 dBm

311

10

9

8

7

6

5

4

RF FREQUENCY (GHz)

80

70

30

50

60

10

20

40

0

19dBm

17dBm

15dBm

LO TO RF

LO TO IF

Figure 45. LO to RF and LO to IF Isolation vs. RF Frequency for Various LO

Powers, Temperature = 25°C

311

10

9

8

7

6

5

4

RF FREQUENCY (GHz)

80

70

30

50

60

10

20

40

0

15dBm

17dBm

19dBm

Figure 46. RF to IF Isolation vs. RF Frequency for Various LO Powers,

Temperature = 25°C, LO Frequency = 7000 MHz

016

15

14

13

9

5

110

6

211

7

312

8

4

IF FREQUENCY (GHz)

5

–15

–5

0

–25

–35

–20

–10

–40

–30

+85°C

+25°C

–40°C

Figure 47. IF Return Loss vs. IF Frequency at Various Temperatures,

LO Power = 17 dBm, LO Frequency = 6 GHz