BCM43907 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 30.
•
•
•
•
AFE=VCO/18
AFE=VCO/16
AFE=VCO/8
AFE=VCO/6
Table 30: 5 GHz Band, 40-MHz Channel Spacing TX Spurious Emissions Specifications
Frequency (Fch; MHz)
5190 a
5510 b
5795 b
Spurious
Frequency
Power
(dBm)
Typ. (dBm) Max. (dBm) Typ. (dBm) Max. (dBm) Typ. (dBm) Max. (dBm)
HD2
–5
–5
–5
–5
–5
–5
–5
–5
–5
–5
–5
–56.9
–72.2
–50.6
–71.1
–75.9
–81.0
–79.0
–76.8
–
–56.4
–71.7
–50.0
–69.8
–75.1
–79.8
–77.7
–75.3
–
–58.5
–72.3
–53.7
–76.9
–58.5
–81.2
–80.0
–78.5
–74.5
–73.9
–78.6
–78.0
–78.6
–78.6
–79.2
–79.7
–57.3
–71.7
–53.4
–70.0
–57.3
–79.8
–78.9
–76.2
–73.6
–71.1
–77.7
–77.2
–78.0
–77.3
–78.6
–79.0
–58.7
–71.7
–51.4
–74.5
–58.7
–81.4
–78.3
–80.8
–79.0
–70.6
–77.5
–76.3
–78.2
–79.1
–79.2
–79.6
–57.3
–71.2
–50.7
–67.9
–57.3
–80.2
–77.5
–75.2
–77.8
–70.5
–75.9
–73.4
–77.6
–78.3
–78.6
–79.0
HD3
VCO
VCOx2
VCOx3
AFEx2
AFEx4
AFEx6
AFEx12
AFEx15
Fch + AFE
–76.1
–78.7
–78.5
–
–72.9
–76.1
–76.2
–
Fch + AFEx2 –5
Fch + AFEx3 –5
Fch – AFE
–5
–79.0
–79.0
–
–77.3
–78.0
–
Fch – AFEx2 –5
Fch – AFEx3 –5
a. VCO = (3/4) x Fch, where Fch is the center frequency of the channel.
b. VCO = (2/3) × Fch, where Fch is the center frequency of the channel.
Receiver Spurious Emissions Specifications
Table 31: 2G and 5G General Receiver Spurious Emissions
Band
Frequency Range
Typical
Maximum
Unit
2G
2.4 GHz < f < 2.5 GHz
3.6 GHz < f < 3.8 GHz
5150 MHz < f < 5850 MHz
3.45 GHz < f < 3.9 GHz
–75.5
–52.8
–57.7
–48.6
–74.1
–50.9
–56.1
–47.6
dBm
dBm
dBm
dBm
5G
Broadcom®
March 12, 2016 • 43907-DS104-R
Page 90
BROADCOM CONFIDENTIAL
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