BCM43455 Preliminary Data Sheet
WLAN 2.4 GHz Receiver Performance Specifications
Table 34: WLAN 2.4 GHz Receiver Performance Specifications (Cont.)
Condition/Notes Minimum Typical Maximum Unit
@ 1, 2 Mbps (8% PER, 1024 octets) –3.5
Parameter
Maximum Receive Level
@ 2.4 GHz
–
–
–
–
dBm
dBm
@ 5.5, 11 Mbps (8% PER, 1024
octets)
–9.5
@ 6–54 Mbps (10% PER, 1024
octets)
–9.5
–
–
–
–
–
–
dBm
dBm
dBm
@ MCS0–MCS7 rates (10% PER, –9.5
4095 octets)
@ MCS8–MCS9 rates (10% PER, –11.5
4095 octets)
Adjacent channel rejection-
DSSS
Desired and interfering signal 30 MHz apart
1 Mbps DSSS –74 dBm
2 Mbps DSSS –74 dBm
35
35
–
–
–
–
dB
dB
(Difference between
interfering and desired
signal at 8% PER for 1024
octet PSDU with desired
signal level as specified in
Condition/Notes)
Desired and interfering signal 25 MHz apart
5.5 Mbps
DSSS
11 Mbps
DSSS
–70 dBm
35
–
–
–
–
dB
dB
–70 dBm
35
Adjacent channel rejection- 6 Mbps OFDM
–79 dBm
–78 dBm
16
15
13
11
8
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
70
3
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
5
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
OFDM
9 Mbps OFDM
(Difference between
12 Mbps OFDM –76 dBm
18 Mbps OFDM –74 dBm
24 Mbps OFDM –71 dBm
36 Mbps OFDM –67 dBm
48 Mbps OFDM –63 dBm
54 Mbps OFDM –62 dBm
interfering and desired
signal (25 MHz apart) at
10% PER for 1024 octet
PSDU with desired signal
level as specified in
4
0
Condition/Notes)
–1
16
13
11
8
Adjacent channel rejection MCS0
–79 dBm
–76 dBm
–74 dBm
–71 dBm
–67 dBm
–63 dBm
–62 dBm
–61 dBm
–59 dBm
–57 dBm
–
MCS0–MCS9 (Difference
MCS1
between interfering and
MCS2
desired signal (25 MHz
MCS3
MCS4
MCS5
MCS6
MCS7
MCS8
MCS9
–
apart) at 10% PER for 4096
octet PSDU with desired
signal level as specified in
Condition/Notes)
4
0
–1
–2
–4
–6
–
Maximum receiver gain
Gain control step
–
–
–
e
f
–5
RSSI accuracy
Range –95 dBm to –30 dBm
Range above –30 dBm
–8
–
8
dB
dB
Return loss
Z = 50Ω, across the dynamic range 10
11.5
13
o
Receiver cascaded noise
figure
At maximum gain
–
4
–
dB
Broadcom®
November 5, 2015 • 43455-DS109-R
Page 116
BROADCOM CONFIDENTIAL
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