Product Summary

The 2521A60 is a complete 802.11 b/g WLAN RF front-end module providing all the functionality of the power amplifier, power detector, T/R switch, diversity switch and associated matching. The 2521A60 provides a complete 2.4 GHz WLAN RF solution from the output of the transceiver to the antennas in an ultra compact form factor. The applications of the 2521A60 include IEEE802.11b DSSS WLAN, IEEE802.11g OFDM WLAN, Access Points, PCMCIA, PC cards.

Parametrics

2521A60 absolute maximum ratings: (1)VCC, Supply Voltage on VCC: -0.3 to 4.0 V; (2)TXEN, Power Amplifier Enable: -0.3 to 4.0 V; (3)TXRF, RF Input Power: 2.0 dBm; (4)TA, Operating Temperature Range: -20 to 85℃; (5)TSTG, Storage Temperature Range: -40 to 150℃.

Features

2521A60 features: (1)Pin for pin compatible to SiGe’s SE2521A34 but providing 2 dB extra output power; (2)Dual Mode IEEE802.11b & IEEE802.11g; (3)All RF ports matched to 50 Ω; (4)Integrated PA, TX Filter, DPDT T/R and Diversity switches; (5)Integrated Power Detector; (6)23 dBm O/P Power, 802.11b, 11 Mbits, ACPR <- 35 dBc; (7)18 dBm @ 2.0 %, 802.11g, 54 Mbits; (8)Single supply voltage: 3.3 V ± 10 %; (9)Lead free and RoHS compliant; (10)Small lead free plated package, 8 mm x 7 mm x 1.1 mm, MSL 3.

Diagrams

2521A60 block diagram