MRF89XAM9A-I/RM Microchip Technology, MRF89XAM9A-I/RM Datasheet - Page 122
MRF89XAM9A-I/RM
Manufacturer Part Number
MRF89XAM9A-I/RM
Description
WiFi / 802.11 Modules & Development Tools 915MHz Sub-GHz Transceiver Mod
Manufacturer
Microchip Technology
Datasheet
1.MRF89XAM9A-IRM.pdf
(142 pages)
Specifications of MRF89XAM9A-I/RM
Modulation Type
FSK, OOK
Data Rate Max
200Kbps
Sensitivity
-113dBm
Supply Voltage Range
2.1V To 3.6V
Module Interface
SPI, 4-Wire
Supply Current
25mA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MRF89XAM9A-I/RM
Manufacturer:
MICROCHIP
Quantity:
12 000
Part Number:
MRF89XAM9A-I/RM
Manufacturer:
MICROCHI
Quantity:
20 000
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MRF89XA
5.4.6
FIGURE 5-15:
FIGURE 5-16:
DS70622B-page 122
Note:
-1000
-300
ADJACENT CHANNEL REJECTION
In FSK mode, the unwanted signal is unmodulated (as described in the EN 300-220). Co-channel rejection (CCR, offset = 0 kHz) is
positive due to the DC cancellation process of the zero-IF architecture. In OOK mode, the polyphase filter efficiency is limited, thus
limiting the adjacent channel rejection at 2xFo distance.
-800
ACR IN FSK MODE
ACR IN OOK MODE
-200
-600
-400
-100
-200
Preliminary
Offset [kHz]
Offset [kHz]
70
60
50
40
30
20
10
-10
-20
0
60
50
40
30
20
10
0
0
0
200
100
400
© 2010 Microchip Technology Inc.
600
200
800
1000
300
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