BCM4319XKUBGT Datasheet, PDF (65/84 Pages) Cypress Semiconductor – Single-Chip IEEE 802.11™ a/b/g/n MAC/Baseband/ Radio with Integrated SDIO and USB Interfaces

BCM4319 Preliminary Data Sheet
2.4 GHz Band Transmitter RF Specifications
2.4 GHz Band Transmitter RF Specifications
Table 15: 2.4 GHz Band Transmitter RF Specifications
Characteristic
Condition
Min Typ Max Unit
RF output frequency range
–
Tx power at ChipOut for highest power
level setting at 25°C, VBAT = 3.6V and
spectral mask and EVM compliance^{a b}
CCK
OFDM BPSK
OFDM QPSK
OFDM 16 QAM
OFDM 64 QAM
MCS0 to MCS7 20 MHz channels
MCS0 to MCS7 40 Mhz
channels
Gain flatness
Maximum gain
Output IP3
Maximum gain
Output P1dB
–
Carrier suppression
–
CCK Tx spectrum mask @ max gain fc – 22 MHz < f < fc – 11 MHz
fc + 11 MHz < f< fc + 22 MHz
f < fc – 22 MHz; and f > fc + 22 MHz
OFDM Tx spectrum mask
f < fc – 11 MHz and f > fc + 11 MHz
(chip output power = 16 dBm)
f < fc – 20 MHz and f > fc + 20 MHz
f < fc – 30 MHz and f > fc + 30 MHz
Tx modulation accuracy (i.e. EVM) at
maximum gain
IEEE 802.11b mode
IEEE 802.11g mode QAM64 54
Mbps
Gain control step size
–
Amplitude balance^c
DC input
Phase balance^a
DC input
Baseband differential input voltage
Shaped pulse
Tx power ramp up
90% of final power
Tx power ramp down
10% of final power
Tx power control dynamic range
–
Closed-loop Tx power variation
Across full temperature and voltage
range. Power accuracy of ±1.5 dB
for 10–20 dBm and ±3 dB for 5–10
dBm.
Carrier suppression
–
Gain control step
–
See next page for additional footnotes.
2400
–
18.5
20
17.5
19
17.5
19
16.5
18
16.5
18
14.5
16
14.5
16
–
–
–
37
–
27
15
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
– 0.25 dB
–1
–
–1.5
–
–
0.6
–
–
–
–
10
–
–
–
15
–
–
.25
2500
21.5
20.5
20.5
19.5
19.5
17.5
17.5
MHz
dBm
dBm
dBm
dBm
dBm
dBm
dBm
2
–
–
–
–30
–30
–50
–26
–35
–40
35%
5%
dB
dBm
dBm
dBr
dBr
dBr
dBr
dBc
dBr
dBr
–
–
– dB/step
1
dB
1.5
°
– Vpp
2 μsec
2 μsec
–
dB
±1.5
dB
– dBc
–
dB
a. Derate by 1.5 dB for –30°C to –10°C, and 55°C to 85°C.
Broadcom^®
April 2, 2014 • 4319-DS05-R
Single-Chip IEEE 802.11™ a/b/g/n MAC/Baseband/Radio
Page 64