PROPRIETARY AND
CONFIDENTIAL
©2011 Silicon Storage Technology, Inc. DS75010B 09/11
7
2.4 GHz High-Gain, High-Efficiency Front-end Module
SST12LF03
Data Sheet
Microchip Technology Company
Table 4: TX Chain WLAN RF Characteristics
Symbol Parameter Min. Typ Max. Unit Test Condition
F
L-U
Frequency range 2412 2484 MHz
G Small signal gain 26 29 dB TX and PA On
G
VAR1
Gain variation over band (2412–2484 MHz) ±0.5 dB TX and PA On
G
VAR2
Gain ripple over channel (20 MHz) 0.2 dB TX and PA On
P
OUT
Output power meets 11g OFDM 6 Mbps spectrum
mask
20 22 dBm TX and PA On
Output power meets 11b DSSS 1 Mbps spectrum
mask
20 22 dBm TX and PA On
Added
EVM
@ 19 dBm output power with 11g OFDM 54 Mbps
signal
3 % TX and PA On
2f, 3f, 4f, 5f Harmonics at 22 dBm, without external filters -35 dBc TX and PA On
ISO1 Isolation (TX to RX) -12 dB TX and PA On
ISO2 Isolation (TX to BT) -10 dB TX and PA On
ISO3 Isolation (RX to TX) -30 dB TX and PA On
ISO4 Isolation (BT to TX) -50 dB TX and PA On
T4.0 75010
Table 5: RX Chain WLAN RF Characteristics
Symbol Parameter Min. Typ Max. Unit Test Condition
F
L-U
Frequency range 2412 2484 MHz
G
ON
Gain with LNA on 10 12 dB LEN=SRX=High
PEN=STX=SBT=SBTR=Low
P1dB Receiver 1 dB compression 5 dBm LEN=SRX=High
PEN=STX=SBT=SBTR=Low
G
ONS
Gain with LNA on and simultaneous
BT
7 8 dB LEN=SRX=High
PEN=STX=SBT=Low
IL
S
Insertion loss with LNA bypassed to
BT and RX simultaneous
4.8 dB SBT=SBTR=High
PEN=STX=SRX=LEN=Low
NF
ON
Noise figure with LNA on 3.1 dB LEN=SRX=High
PEN=STX=SBT=SBTR=Low
NF
ONS
Noise figure with LNA on and simul-
taneous BT
3.1 dB LEN=SRX=High
PEN=STX=SBT=Low
I
DD
Receiver supply current with LNA on 15 mA LEN=High
ISO
BT-RX
Isolation BT to RX 17 dB LEN=SRX=High
PEN=STX=SBT=SBTR=Low
ISO
BT-TX
Isolation TX to RX with TX on 25 dB LEN=SRX=High
PEN=STX=SBT=SBTR=Low
RL
ANT
Receiver input return loss at the
antenna with LNA on
12 dB LEN=SRX=High
PEN=STX=SBT=SBTR=Low
RL
RX
Receiver output return loss with
WLAN only
12 dB LEN=SRX=High
PEN=STX=SBT=SBTR=Low
RX
RXS
Receiver output return loss with
simultaneous WLAN/BT
10 dB LEN=SRX=High
PEN=STX=SBT=Low
T5.0 75010
