BCM4319 Preliminary Data Sheet
5 GHz Band RF Transmitter Specifications
5 GHz Band RF Transmitter Specifications
Table 19: 5 GHz Band Transmitter RF Specifications
Maximu
Minimum Typical m
Characteristic
Condition
Unit
RF output frequency range
Gain flatness
–
4920
–
5805
1
MHz
dB
Maximum gain
–
–
Output IP3
Maximum gain
–
35
25
–
–
dBm
dBm
dBm
dBr
Output P1dB
Maximum gain
–
–
Output power (EVM compliant)
Carrier suppression
OFDM TX spectrum mask
(chip output power = 16 dBm)
–
–
–
TBD
–
–15
–
f < fc – 11 MHz and f > fc + 11 MHz –
f < fc – 20 MHz and f > fc + 20 MHz –
f < fc – 30 MHz and f > fc + 30 MHz –
–
–26
–35
–40
–
dBc
dBr
–
–
dBr
Gain control step size
–
–
0.25
dB/
step
I/Q baseband 3-dB bandwidth
Amplitude balance
–
–
12
–
–
MHz
dB
DC Input
DC Input
–0.5
–1.5
–
0.5
1.5
–
Phase balance
–
°
Baseband differential input voltage –
0.7
–
Vpp
μsec
μsec
TX power ramp up
90% of final power
10% of final power
–
2
TX power ramp down
–
–
2
5 GHz Band Local Oscillator Frequency Generator
Specifications
Table 20: 5 GHz Band Local Oscillator Frequency Generator Specifications
Characteristic
Condition
Minimum Typical
Maximum
Unit
VCO frequency range
–
–
4920
–
–
5805
–
MHz
MHz
variousa
Reference input frequency range
Reference spurs
–
–
–
–
–
–
–30
–
dBc
°
Local oscillator integrated phase
noise (1–300 kHz)
4.920–5.700 GHz
5.725–5.805 GHz
–
0.7
1.4
–
–
Clock frequency tolerance
20
ppm
a. Reference supported frequencies range from 13 MHz to 52 MHz.
Broadcom®
Single-Chip IEEE 802.11™ a/b/g/n MAC/Baseband/Radio
Page 67
April 2, 2014 • 4319-DS05-R
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