RF2958 Просмотр технического описания (PDF) - RF Micro Devices

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Компоненты Описание

производитель

RF2958

2.4GHz SPREAD-SPECTRUM TRANSCEIVER

RF Micro Devices 

Demodulator Gain versus RXVGC versus Temperature

80.0

Demodulator Gain vs. RXVGC @ -30°C

70.0

Demodulator Gain vs. RXVGC @ 25°C

Demodulator Gain vs. RXVGC @ 70°C

60.0

50.0

40.0

30.0

20.0

10.0

0.0

-10.0

1.2

1.3

1.4

1.5

1.6

1.7

1.8

1.9

2.0

RXVGC (V)

Output V1dB versus Gain versus Temperature

10000.0

OV1dB vs. Gain @ -30°C

OV1dB vs. Gain @ 25°C

OV1dB vs. Gain @ 70°C

1000.0

100.0

-10.0 0.0 10.0 20.0 30.0 40.0 50.0 60.0 70.0 80.0

Demodulator Voltage Gain (dB)

TX/RX Baseband Filter Response

5

0

-5

-10

-15

-20

-25

-30

-35

000

001

010

011

100

101

110

111

-40

1.00E+00

1.00E+01

Frequency (MHz)

Rev A0 050209

1.00E+02

RF2958

1000.0

Demodulator Input V1dB versus Gain versus

Temperature

IV1dB vs. Gain @ -30°C

IV1dB vs. Gain @ 25°C

IV1dB vs. Gain @ 70°C

100.0

10.0

1.0

0.1

-10.0 0.0 10.0 20.0 30.0 40.0 50.0 60.0 70.0 80.0

Demodulator Voltage Gain (dB)

Demodulator Magnitude and Phase Error

0.20

0.20

0.00

-0.20

0.15

-0.40

0.10

-0.60

-0.80

0.05

-1.00

-1.20

0.00

-1.40

-1.60

-1.80

Phase Error vs. Frequency

Magnitude Error vs. Frequency

-0.05

-2.00

-0.10

-12.0 -10.0 -8.0 -6.0 -4.0 -2.0 0.0 2.0 4.0 6.0 8.0 10.0 12.0

Baseband Frequency (Hz)

11-279

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