15 / 20 page
Preliminary
7-53
RF2689
Rev A4 010815
7
Base Band Filter Respose (Caliberated)
(VCC=3.0V, VGC=2.4V, IF=225.05MHz, LO=1080MHz @ -10dBm)
0.00
1.00
2.00
3.00
4.00
5.00
6.00
7.00
8.00
9.00
0.0
50.0
100.0
150.0
200.0
250.0
300.0
350.0
Frequency (kHz)
Pout [dBm]
IGC versus VGC
(VCC=3.0V, IF=225MHz, LO=1080MHz @ -10dBm)
-20.0
-15.0
-10.0
-5.0
0.0
5.0
10.0
15.0
20.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
VGC (V)
Igc [uA]
Voltage Gain versus Power Out (GSM-1dB Compression)
(IF=225MHz, LO=1080MHz, VCC=3.0V, VGC=2.4V)
72.0
74.0
76.0
78.0
80.0
82.0
84.0
800.0
900.0
1000.0
1100.0
1200.0
1300.0
1400.0
1500.0
1600.0
POUT (mV-peak)
Voltage Gain [dB]
BaseBand Filter Measurement (Caliberated)
IF=190MHz, LO=1520MHz @ -10dBm, VCC=3.0V, VGC=2.4V)
-12.0
-10.0
-8.0
-6.0
-4.0
-2.0
0.0
2.0
4.0
6.0
8.0
0.0
1.0
2.0
3.0
4.0
5.0
6.0
Frequency (MHz)
Pout [dBm] @ 2.4 Vgc
IGC versus VGC
(IF=190MHz, LO=1520MHz @ -10dBm, VCC=3.0V, Temp. +25
oC)
-25.0
-20.0
-15.0
-10.0
-5.0
0.0
5.0
10.0
15.0
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
VGC (V)
Igc [uA]
Voltage Gain versus POUT (1dB Compression)
IF=190MHz, LO=1520MHz @ -10dBm, VCC=3.0V, VGC=2.4V)
71.0
72.0
73.0
74.0
75.0
76.0
77.0
78.0
79.0
80.0
81.0
82.0
600
700
800
900
1000 1100 1200 1300 1400 1500 1600 1700 1800
POUT (mV-peak)
Voltage Gain [dB]
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
