BCM43455 Preliminary Data Sheet
General Spurious Emissions Specifications
40 MHz Channel Spacing
Note: Possible AFE combinations are as follows. The AFE=VCO/9 specifications for channels 5190,
5510, and 5795 are listed in Table 41.
Table 41: 5 GHz Band, 40 MHz Channel Spacing TX Spurious Emissions Specifications
CH5190ma
CH5510ma
CH5795ma
Spurious
Frequency
Power
(dBm)
Typ.
(dBm)
Max.
(dBm)
Typ.
(dBm)
Max.
(dBm)
Typ.
(dBm)
Max.
(dBm)
HD2
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
–33.43
–41.81
–48.36
–55.87
–65.58
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–35.53
–42.13
–47.65
–59.26
–64.96
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–36.49
–42.33
–46.93
–64.45
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
HD3
VCO
VCO × 2
LO + VCO
LO – VCO
LO – AFE
LO + AFE
LO – XTAL × 4
LO + XTAL × 4
LO – XTAL × 6
LO + XTAL × 6
LO – XTAL × 8
LO + XTAL × 8
AFE × 12
–
–65.3
–63.2
–59.3
–58.3
–64.1
–61.5
–66.3
–63.8
–65.2
–67.2
–64.3
–59.7
–57.4
–63.4
–59.4
–67.1
–64.7
–66.3
–65.2
–67.3
–59.6
–57.9
–63.2
–61.2
–64.3
–61.2
–65.4
a. VCO = (2/3) × Fch, where Fch is the center frequency of the channel.
Broadcom®
November 5, 2015 • 43455-DS109-R
Page 128
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