DATA SHEET SE2568U: 2.4 GHz High Efficiency Wireless LAN PA Preliminary Applications Product Description The SE2568U is a complete 802.11 b/g WLAN IEEE802.11b DSSS WLAN discrete power amplifier. The device provides all the IEEE802.11g OFDM WLAN functionality of the power amplifier, power detector, IEEE802.11n OFDM WLAN filter, associated input, inter-stage and output General Applications matching in an ultra compact 2mm x 2mm x 0.5mm form factor. Features The SE2568U is designed for ease of use, with all the Dual Mode IEEE802.11b & IEEE802.11g critical input and output matching integrated. The Integrated PA, digital bias control, 50 input and SE2568U includes a transmitter power detector with output match, 3.2GHz TX Filter. 20 dB of dynamic range and a digital Enable for Integrated harmonic filter. power on/off control. Harmonic filters and an input Integrated load insensitive Power Detector, with 3.2GHz LO rejection filter are integrated on-chip. The <1dB error at 2:1 mismatch power ramp rise/fall time is 0.7 s typical. 20 dBm, 802.11b, 11 Mbps, ACPR <-30 dBc, 3.3V 18dBm 802.11g, 3.0 % EVM, 54 Mbps, 3.3V 20.5dBm, 802.11g 3.0 % EVM, 54Mbps, 5.0V Lead free, Halogen free, ROHS compliant , 2 x2x0.5 mm QFN package, MSL 1 Ordering Information Part No. Package Remark SE2568U 8 pin QFN Samples SE2568U-R 8 pin QFN Tape and Reel SE2568U-EK1 N/A Evaluation kit Functional Block Diagram EN VCC VCC2 Bias Circuitry 50ohm Match 50ohm 3.2GHz & harmonic RF IN RF Out Match Filter Filter Detector Pdet Figure 1: Functional Block Diagram Skyworks Solutions, Inc. Phone 781 376-3000 Fax 781 376-3100 sales skyworksinc.com www.skyworksinc.com 202400A Skyworks Proprietary Information Products and Product Information are Subject to Change Without Notice September 24, 2012 1 DATA SHEET SE2568U: 2.4 GHz High Efficiency Wireless LAN PA Preliminary Pin Out Diagram Ground 1 8 RF In EN Paddle 7 2 GND DET 3 6 GND Vcc 4 5 RF Out Vcc2 Figure 2: SE2568U Pin Out (Top View Through Package) Pin Out Description Pin No. Name Description 1 RF In RF Input (No DC voltage on the pin, but DC short to ground) 2 GND Ground 3 GND Ground 4 RF Out RF Output (No DC voltage on the pin, DC open to ground) 5 VCC2 Final Stage Supply Voltage (May attach directly to battery) 6 VCC First Stage Supply Voltage (May attach directly to battery) 7 DET Power Detector Output 8 EN Power Amplifier Enable Die paddle GND Ground Skyworks Solutions, Inc. Phone 781 376-3000 Fax 781 376-3100 sales skyworksinc.com www.skyworksinc.com 202400A Skyworks Proprietary Information Products and Product Information are Subject to Change Without Notice September 24, 2012 2