RF2938 데이터 시트보기 (PDF) - RF Micro Devices
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RF2938 Datasheet PDF : 20 Pages
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RSSI versus VGC (VCC=3.15V, Temp=25oC, IF LO=-10dBm)
2.600
2.500
2.400
2.300
2.200
2.100
RSSI, VGC= 1.2V
RSSI, VGC= 1.4V
RSSI, VGC= 1.6V
RSSI, VGC= 1.8V
RSSI, VGC= 2.0V
2.000
1.900
1.800
1.700
1.600
1.500
1.400
1.300
1.200
1.100
1.000
0.900
0.800
0.700
0.600
-100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0
RF Lvl (dBm)
RSSI versus Temp (VCC=3.15V, VGC=1.4V, IF LO=-10dBm)
2.600
2.500
2.400
2.300
2.200
RSSI, -40°C
RSSI, +25°C
RSSI, +85°C
2.100
2.000
1.900
1.800
1.700
1.600
1.500
1.400
1.300
1.200
1.100
1.000
-100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0
RF Lvl (dBm)
3.25
3.00
2.75
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0.00
2.70
PA IIP3 versus VCC
(PA in=2439 & 2440MHz@13dB Below IP1dB Point)
-40C IIP3
25C IIP3
85C IIP3
3.15
3.60
VCC (V)
Rev A8 010418
RF2938
RSSI versus VCC (VGC=1.4V, Temp=25oC, IF LO=-10dBm)
2.800
2.700
RSSI, Vcc= 2.7V
2.600
RSSI, Vcc= 3.15V
2.500
RSSI, Vcc= 3.6V
2.400
2.300
2.200
2.100
2.000
1.900
1.800
1.700
1.600
1.500
1.400
1.300
1.200
1.100
1.000
-100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0
RF Lvl (dBm)
24.00
23.75
23.50
23.25
23.00
22.75
22.50
22.25
22.00
21.75
21.50
21.25
21.00
20.75
20.50
20.25
20.00
19.75
19.50
19.25
19.00
2.70
14.50
14.25
14.00
13.75
13.50
13.25
13.00
12.75
12.50
12.25
12.00
2.70
PA Gain versus VCC
(PA in=2440MHz@-30dBm)
3.15
VCC (V)
PA OP1dB versus VCC
(PA in=2440MHz)
-40C OP1dB
25C OP1dB
85C OP1dB
3.15
VCC (V)
-40C Gain
25C Gain
85C Gain
3.60
3.60
11
2-19
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