BCM43907 Preliminary Data Sheet
WLAN 5 GHz Receiver Performance Specifications
Table 25: WLAN 5 GHz Receiver Performance Specifications (Cont.)
Parameter
Condition/Notes
Minimum Typical Maximum Unit
Adjacent channel
rejection
6 Mbps OFDM
9 Mbps OFDM
12 Mbps OFDM
18 Mbps OFDM
24 Mbps OFDM
36 Mbps OFDM
48 Mbps OFDM
54 Mbps OFDM
65 Mbps OFDM
6 Mbps OFDM
9 Mbps OFDM
12 Mbps OFDM
18 Mbps OFDM
24 Mbps OFDM
36 Mbps OFDM
48 Mbps OFDM
54 Mbps OFDM
65 Mbps OFDM
–
–79 dBm
16
15
13
11
8
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
66
3
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
5
8
13
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
–78 dBm
(Difference between
interfering and desired
signal (20 MHz apart) at
10% PER for 1000 octet
PSDU with desired signal
level as specified in
–76 dBm
–74 dBm
–71 dBm
–67 dBm
4
–63 dBm
0
Condition/Notes)
–62 dBm
–1
–2
32
31
29
27
24
20
16
15
14
–
–61 dBm
Alternate adjacent
channel rejection
–78.5 dBm
–77.5 dBm
–75.5 dBm
–73.5 dBm
–70.5 dBm
–66.5 dBm
–62.5 dBm
–61.5 dBm
–60.5 dBm
(Difference between
interfering and desired
signal (40 MHz apart) at
b
10% PER for 1000 octet
PSDU with desired signal
level as specified in
Condition/Notes)
Maximum receiver gain
Gain control step
–
–
c
Range –92 dBm to –30 dBm
Range above –30 dBm
–5
–8
10
RSSI accuracy
Return loss
Z = 50Ω, across the dynamic range
o
Receiver cascaded noise At maximum gain
figure
–
5
–
dB
a. For PCIE derate the 5 GHz RX sensitivity by 1.5 dB
b. For 65 Mbps, the size is 4096.
c. The minimum and maximum values shown have a 95% confidence level.
Broadcom®
March 12, 2016 • 43907-DS104-R
Page 85
BROADCOM CONFIDENTIAL
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