Data Sheet

K255B-SR
FN-LINK TECHNOLOGY LIMITED Proprietary & Confidential Information
4
2 Wi-Fi RF Specification
2.1 2.4GHz RF Specification
Feature
Description
WLAN Standard
IEEE 802.11 b/g/n Wi-Fi compliant
Frequency Range
2.400 GHz ~ 2.4835 GHz (2.4 GHz ISM Band)
Number of Channels
2.4GHz：Ch1 ~ Ch14
Spectrum Mask
Min. b/g/n
Typ. b/g/n
Max. b/g/n
Unit b/g/n
1st side lobes(to fc ± 11MHZ)
-
-43/-30/-40
-
dBr
2st side lobes(to fc ± 22MHZ)
-
-52/-33/-58
-
dBr
Freq. Tolerance
-20/-20/-20
-
20/20/20
ppm
Test Items
Typical Value
EVM
Output Power
802.11b /11Mbps: 15dBm ± 2.0 dB
EVM ≤ -9dB
802.11g /54Mbps: 16dBm ± 2.0 dB
EVM ≤ -25dB
802.11n /MCS7(HT20):
15dBm ± 2.0 dB
EVM ≤ -28dB
802.11n /MCS7(HT40):
14dBm ± 2.0 dB
EVM ≤ -28dB
Test Items
TYP Test Value
Standard Value
SISO Receive Sensitivity
(11b,20MHz) @8% PER
- 1Mbps ≤ -92 dBm
≤ -85 dBm
- 11Mbps ≤ -82 dBm
≤ -76 dBm
SISO Receive Sensitivity
(11g,20MHz) @10% PER
- 6Mbps ≤ -88 dBm
≤ -82 dBm
- 54Mbps ≤ -71 dBm
≤ -65 dBm
SISO Receive Sensitivity
(11n,20MHz) @10% PER
- MCS=0 ≤ -87 dBm
≤ -82 dBm
- MCS=7 ≤ -69 dBm
≤ -64 dBm
SISO Receive Sensitivity
(11n ,40MHz) @10% PER
- MCS=0 ≤ -84 dBm
≤ -79 dBm
- MCS=7 ≤ -66 dBm
≤ -61 dBm
Maximum Input Level
802.11b: -10 dBm
802.11g/n: -20 dBm
Antenna Reference
Small antennas with 0~2 dBi peak gain