ADL5375-05-EVALZ1 Просмотр технического описания (PDF) - Analog Devices

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ADL5375-05-EVALZ1

400 MHz to 6 GHz Broadband Quadrature Modulator

Analog Devices 

ADL5375

ADL5375-05

–20

2

SSB OUTPUT

POWER (dBm)

–30

1

CARRIER

FEEDTHROUGH (dBm)

–40

0

–50

–1

–60

–70

–80

–6

SIDEBAND

SUPPRESSION (dBc)

–2

THIRD-ORDER

DISTORTION (dBc)

–3

SECOND-ORDER

DISTORTION (dBc)

–4

–4

–2

0

2

4

6

LO AMPLITUDE (dBm)

Figure 21. Second- and Third-Order Distortion, Carrier Feedthrough,

Sideband Suppression, and SSB POUT vs. LO Amplitude (fLO = 2150 MHz)

–10

2

–20

CARRIER

SSB OUTPUT

POWER (dBm)

1

FEEDTHROUGH (dBm)

–30

0

–40

SIDEBAND

SUPPRESSION (dBc)

–1

–50

–2

–60

–70

–6

THIRD-ORDER

DISTORTION (dBc)

–3

SECOND-ORDER

DISTORTION (dBc)

–4

–4

–2

0

2

4

6

LO AMPLITUDE (dBm)

Figure 22. Second- and Third-Order Distortion, Carrier Feedthrough,

Sideband Suppression, and SSB POUT vs. LO Amplitude (fLO = 3500 MHz)

230

225

220

215

VS = 5.25V

210

205

VS = 5.0V

200

195

190

VS = 4.75V

185

180

–40

25

85

TEMPERATURE (°C)

Figure 23. Power Supply Current vs. Temperature

18

16

14

12

10

8

6

4

2

0

–160.5 –160.3 –160.1 –159.9 –159.7 –159.5 –159.3 –159.1

NOISE (dBm/Hz)

Figure 24. 20 MHz Offset Noise Floor Distribution at fLO = 900 MHz

(I/Q Amplitude = 0 mV p-p with 500 mV DC Bias)

Rev. 0 | Page 12 of 32

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