TRF1121
www.ti.com
400
350
300
250
200
150
?40 oC
+25 oC
+85 oC
Frequency
TRF1221
SLWS170B – APRIL 2005 – REVISED JANUARY 2008
110
90
70
50
Mod Sense
30
10
1
1.5
2
2.5 3
3.5
4
4.5
5
Tuning Voltage (V)
Figure 11. TRF1121 LO1 Frequency vs LO1TUN Voltage
2750
2500
?40 oC
+25 oC
+85 oC
700
600
2250
2000
1750
1500
1250
Frequency
Mod Sense
500
400
300
200
100
1
1.5
2
2.5
3
3.5
4
4.5
5
Tuning Voltage (V)
Figure 12. TRF1221 LO2A Frequency vs LO2ATUN Voltage
Copyright ? 2005–2008, Texas Instruments Incorporated
Product Folder Link(s): TRF1121 TRF1221
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