TRF1121
TRF1221
SLWS170B – APRIL 2005 – REVISED JANUARY 2008
4000
?40 oC
900
www.ti.com
3750
3500
3250
3000
2750
2500
2250
2000
+25 oC
+85 oC
Frequenc y
Mod Sense
800
700
600
500
400
300
200
100
1
1.5
2
2.5
3
3.5
4
4.5
5
Tuning Voltage (V)
Figure 13. TRF1221 LO2B Frequency vs LO2BTUN Voltage
400
350
300
250
200
150
?40 5 C
25 5 C
85 5 C
Frequency
Mod Sense
110
90
70
50
30
10
1
1.5
2
2.5
3
3.5
4
4.5
5
Tuning Voltage ? V
Figure 14. TRF1221 LO1 Frequency vs LO1TUN Voltage
16
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Product Folder Link(s): TRF1121 TRF1221
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