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MRF49XA Datasheet, PDF (87/102 Pages) Microchip Technology – ISM Band Sub-GHz RF Transceiver | |||
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MRF49XA
Table 5-9 shows the optimal receiver baseband band-
width and transmitter deviation frequency (ÎfFSK) set-
tings for different data rates, considering no TX/RX
offset frequency. If the TX/RX offset (for example, due
to crystal tolerances) has to be taken into account,
increase the BW accordingly.
TABLE 5-9: RX BW AND TX DEVIATION FREQUENCY FOR DIFFERENT BAUD RATES
Baud
Rate
1.2 kbps
2.4 kbps
4.8 kbps
9.6 kbps 19.2 kbps 38.4 kbps 57.6 kbps 115.2 kbps
BW
in kHz
ÎTX
in kHz
BW â 67
ÎfFSK â 45
BW â 67
ÎfFSK â 45
BW â 67
ÎfFSK â 45
BW â 67
ÎfFSK â 45
BW â 67
ÎfFSK â 45
BW â 134
ÎfFSK â 90
BW â 134 BW â 200
ÎfFSK â 90 ÎfFSK â 120
© 2009 Microchip Technology Inc.
Preliminary
DS70590B-page 85
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