MRF372 datasheet(6/16 Pages) FREESCALE

6 / 16 page

RF Device Data

Freescale Semiconductor

MRF372R3 MRF372R5

TYPICAL TWO-TONE NARROWBAND CHARACTERISTICS

Figure 4. COFDM Performance (860 MHz)

Pout, OUTPUT POWER (WATTS) AVG.

Figure 5. 8-VSB Performance (860 MHz)

Pout, OUTPUT POWER (WATTS) AVG.

Figure 6. Power Gain versus Output Power

Pout, OUTPUT POWER (WATTS) PEP

Figure 7. Intermodulation Distortion versus

Output Power

Pout, OUTPUT POWER (WATTS) PEP

Figure 8. Drain Efficiency versus Output Power

Pout, OUTPUT POWER (WATTS) PEP

−50

−45

−40

−35

−30

−25

−20

−15

100

−50

−45

−40

−35

−30

−25

−20

−15

100

−50

−45

−40

−35

−30

−25

−20

−15

−10

100

VDD = 32 Vdc

IDQ = 800 mA

f1 = 857 MHz

f2 = 863 MHz

800 mA

IDQ = 400 mA

1.2 A

VDD = 32 Vdc

f1 = 857 MHz

f2 = 863 MHz

1.6 A

800 mA

1.2 A

VDD = 32 Vdc

f1 = 857 MHz

f2 = 863 MHz

IDQ = 1600 mA

IMR

Gps

IMR

Gps

VDD = 32 Vdc

IDQ = 1600 mA

6 dB Peak/Avg. Ratio

400 mA

VDD = 32 Vdc

IDQ = 1600 mA

2 K Mode 64 QAM

10 dB Peak/Avg. Ratio

Note:

IMR measured using Delta Marker Method.

Note:

IMR measured using Delta Marker Method.

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