CC2520_11 Datasheet, PDF (17/133 Pages) Texas Instruments – 2.4 GHZ IEEE 802.15.4/ZIGBEE RF TRANSCEIVER

CC2520 DATASHEET
2.4 GHZ IEEE 802.15.4/ZIGBEE® RF TRANSCEIVER
SWRS068 – DECEMBER 2007
INTERFERER REJECTION (802.15.4 INTERFERER) VS
INTERFERER FREQUENCY. CARRIER AT -82dBm/2440MHz.
75
50
25
0
-25
2400
2420
2440
2460
INTERFERER FREQUENCY (MHz)
2480
ADJACENT CHANNEL REJECTION (802.15.4 INTERFERER)
VS CARRIER LEVEL
55
50
45
40
35
30
-95
-90
-85
-80
-75
-70
-65
-60
CARRIER LEVEL (dBm)
INTERFERER REJECTION VS 802.11g
CARRIER AT -82dBm/2405MHz
80
60
40
20
0
2412
2422 2432 2442 2452 2462 2472
INTERFERER FREQUENCY (MHz)
2482
INTERFERER REJECTION VS 802.11g
CARRIER AT -82dBm/2440MHz
80
60
40
20
0
2412
2422 2432 2442 2452 2462 2472
INTERFERER FREQUENCY (MHz)
2482
INTERFERER REJECTION VS 802.11g
CARRIER AT -82dBm/2480MHz
80
60
40
20
0
2412
2422
2432 2442 2452 2462
INTERFERER FREQUENCY (MHz)
2472
2482
FALSE PACKET RATE AND SENSITIVITY
vs CORRELATION THRESHOLD
1000
-91
-92
100
False packets/min
-93
10
-94
1
-95
-96
0.1
Sensitivity
-97
0.01
-98
0x0B
0x0F
0x13
0x17
CORRELATION THRESHOLD (MDMCTRL1)
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