DATA SHEET
SE2548A: Dual-Band 802.11a/b/g/n Wireless LAN Front-End
Preliminary Information
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com
202422A • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • September 25, 2012 7
Symbol Parameter Condition Min. Typ. Max. Unit
RXIL
Insertion Loss
-
- 1.7 1.9 dB
RXRL Return Loss -
10 15 -
dB
TRISOL-2 Rx Leakage
CTx = SWON, CRx =
SWOFF, Device
transmitting (TXEN = 3.3
V) 18.0 dBm @ ANT,
Power measured @
RX_OUT
- - -3 dBm
ANTR
ISOL
Antenna to Rx
isolation
Small signal input into
ANT, Device not
transmitting, Power
measured @ RX
RF, CTx
(Ant to Rx Iso) = SWON,
CRx = SWOFF
21 - 28
dB
5 GHz AC Electrical Characteristics
5 GHz Transmit Characteristics
Conditions: V
CC = 3.3 V, ENa and CTx = 3.3 V, ENg = CRx = 0 V, TA = 25 °C, as measured on Skyworks Solutions’
SE2548A-EV1 evaluation board (de-embedded to device), all unused ports terminated with 50 ohms,
unless otherwise noted.
Symbol Parameter Condition Min. Typ. Max. Unit
FIN Frequency Range - 4900 - 5875 MHz
P802.11a Nominal Output Power
54 Mbps OFDM signal, 64
QAM, EVM = 3.0 %
- 16.5 - dBm
P
1dB
P1dB - 21 22.5 - dBm
S21 Small Signal Gain - 22 - 29 dB
ΔS21
Small Signal Gain Variation Over 40 MHz Channel - - 0.5 dB
Small Signal Gain
Variation Over sub-
bands
4.9 – 5.1 GHz
5.15 – 5.7 GHz
5.7 – 5.85 GHz
- 1 3 dB
S211.6 Gain at Ref-VCO ÷ 2 1640.00 to 1942.00 MHz - - 21 dB
S213.2 Gain at Ref-VCO
3280 to 3800 MHz
3828 to 3872 MHz
3882 to 3885 MHz
- -
9
4
9
dB
2f,3f
Harmonics @16dBm,
54Mbps, 802.11a
5300 – 5850 MHz - - -48.2
dBm/MHz
All other bands - - -35.0
tr Rise Time
10 % to 90% of final
output power level
- - 0.7 μs
