参数资料
型号: PTRF1221IRGZR
厂商: Texas Instruments
文件页数: 14/31页
文件大小: 0K
描述: PTRF1221IRGZR
产品培训模块: RFID Technology and Applications
标准包装: 2,500
功能: 升频器
频率: 1.7GHz ~ 3.6GHz
RF 型: UHF
封装/外壳: 48-VFQFN 裸露焊盘
包装: 带卷 (TR)
TRF1121
TRF1221
SLWS170B – APRIL 2005 – REVISED JANUARY 2008
www.ti.com
VCO Tuning Characteristics
The TRF1121 and TRF1221 have internal VCOs with the following frequency vs tuning voltage characteristics.
2500
2250
700
600
2000
1750
1500
1250
1000
?40 oC
+25 oC
+85 oC
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 9. TRF1121 LO2A Frequency LO2ATUN 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 10. TRF1121 LO2B Frequency vs LO2BTUN Voltage
14
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Copyright ? 2005–2008, Texas Instruments Incorporated
Product Folder Link(s): TRF1121 TRF1221
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