RF2938 Просмотр технического описания (PDF) - RF Micro Devices

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производитель

RF2938

2.4GHZ SPREAD-SPECTRUM TRANSCEIVER

RF Micro Devices 

IF-RF OP1dB versus VGC

(VCC=2.7V, Tx IF in=280Mhz, RF LO=2160MHz@-10dBm)

-3.5

-4.0

25C OP1dB

-4.5

85C OP1dB

-5.0

-40C OP1dB

-5.5

-6.0

-6.5

-7.0

-7.5

-8.0

-8.5

-9.0

-9.5

-10.0

-10.5

0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5

VGC (VDC)

IF-RF OP1dB versus VGC

(VCC=3.6V, Tx IF in=280MHz, RF LO=2160MHz@-10dBm)

-3.0

-3.5

25C OP1dB

-4.0

85C OP1dB

-4.5

-40C OP1dB

-5.0

-5.5

-6.0

-6.5

-7.0

-7.5

-8.0

-8.5

-9.0

-9.5

-10.0

0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5

VGC (VDC)

TX 3dB BW point versus RBW (Broadband 50Ω match on IF out, Temp=Ambient,

VCC=3.15V, GCTX=1.5V, I & Qin=100mVP-P, IFLO=560MHz @-10dBm)

50.0

45.0

40.0

35.0

30.0

25.0

20.0

15.0

10.0

5.0

0.0

1.0

10.0

100.0

RBW [kΩ]

1000.0

Rev A8 010418

RF2938

IF-RF OP1dB versus VGC

(VCC=3.15V, Tx IF in=280MHz, RF LO=2160MHz@-10dBm)

-3.5

-4.0

25C OP1dB

-4.5

85C OP1dB

-5.0

-40C OP1dB

-5.5

-6.0

-6.5

-7.0

-7.5

-8.0

-8.5

-9.0

-9.5

-10.0

-10.5

0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5

VGC (VDC)

210.0

200.0

190.0

180.0

ICC versus RBW (Temp=Ambient, VCC=3.15V, GC TX=1.5V,

I & Q in=100mVP-P, IF LO=-10dBm)

Tx Icc

Rx Icc

Total Icc

170.0

160.0

150.0

140.0

130.0

120.0

110.0

100.0

90.0

80.0

70.0

60.0

1.0

10.0

100.0

RBW [kΩ]

1000.0

RX 3dB BW versus RBW (Temp=Ambient, VCC=3.15V, VGC=1.6V,

RX IFIN =-67dBm, IF LO=560MHz@-10dBm)

30.0

11

25.0

20.0

15.0

10.0

5.0

0.0

1.0

10.0

100.0

RBW [kΩ]

1000.0

2-17

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