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SE2568U Datasheet(PDF) 1 Page - SiGe Semiconductor, Inc. |
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SE2568U Datasheet(HTML) 1 Page - SiGe Semiconductor, Inc. |
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1 / 2 page  SE2568U 2.4 GHz High Efficiency Wireless LAN PA Preliminary Applications IEEE802.11b DSSS WLAN IEEE802.11g OFDM WLAN Embedded, SiP modules Features Dual Mode IEEE802.11b & IEEE802.11g Integrated PA, digital bias control, 50Ω input and output match, 3.2GHz TX Filter. Integrated harmonic filter. Integrated load insensitive Power Detector, with <1dB error at 2:1 mismatch 20 dBm Output Power, 802.11b, 11 Mbps, ACPR <-30 dBc 18dBm @ 3.0 % EVM, 802.11g, 54 Mbps 2.3 V to 4.8 V direct to battery supply 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 Product Description The SE2568U is a complete 802.11 b/g WLAN discrete power amplifier. The device provides all the functionality of the power amplifier, power detector, filter, associated input, inter-stage and output matching in an ultra compact 2mm x 2mm x 0.5mm form factor. The SE2568U is designed for ease of use, with all the critical input and output matching integrated. The SE2568U includes a transmitter power detector with 20 dB of dynamic range and a digital Enable for power on/off control. Harmonic filters and an input 3.2GHz LO rejection filter are integrated on-chip. The power ramp rise/fall time is 0.7 μs typical. Functional Block Diagram Pdet EN 50ohm Match VCC Detector Bias Circuitry VCC2 50ohm Match & harmonic Filter 3.2GHz Filter RF IN RF Out Figure 1: Functional Block Diagram DST-00190 Rev 2.0 Sep-29-2009 Page 1 of 2 |
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