參數(shù)資料
型號: MJ80C31U-36:D
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: MICROCONTROLLER
文件頁數(shù): 78/101頁
文件大?。?/td> 3398K
AT86RF212
Table 7-9. Physical Layer Mode and Occupied Bandwidth
PHY Mode
99% Occupied
Bandwidth [kHz]
6 dB
Bandwidth [kHz]
20 dB
Bandwidth [kHz]
Reference
Detector
Span
RBW
VBW
Sweep
ETSI EN 300 220 [5]
RMS
2 MHz
1 kHz
10 kHz
2 s
FCC 15.247 [4]
Peak
2 MHz
100 kHz
1 MHz
2 s
FCC 15.247 [4]
Peak
2 MHz
20 kHz
200 kHz
2 s
BPSK-20
400
240
480
BPSK-40
760
630
900
OQPSK-SIN-RC-100
330
370
380
OQPSK-SIN-250
1200
730
1220
OQPSK-RC-250
1200
850
1220
Figure 7-4 to Figure 7-8 show power spectra for different modes listed in Table 7-9. The
spectra were captured using default settings of AT86RF212. The resolution bandwidth
of the spectrum analyzer was set to 30 kHz; the video bandwidth was set to 10 kHz.
Figure 7-4. Spectrum of BPSK-20
-70
-60
-50
-40
-30
-20
-10
0
912
913
914
915
916
Frequency [MHz]
Power
[dBm]
101
8168C-MCU Wireless-02/10
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