ISL837030 - Modem Reference Designs
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3 Modulator Functions .
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5 1.
ISL87060MIK Modulator ASSP .
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5 2.
Digital to Analog Converter (DAC) .
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5 3.
Low Pass Filter (LPF) .
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5 4.
Rate Exchange .
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® ISL837030, ISL83740 Datasheet May 2002 FN8013.5 Modem Reference Designs The ISL837030 and ISL83740 Broadband Wireless Modem Reference Designs support a wide range of modulation orders and symbol rates.
In both Reference Designs, sophisticated coding, equalization, and symbol recovery techniques are employed, resulting in robust wireless link performance.
The ISL837030 and ISL83740 Reference Designs support high-capacity digital microwave radios with data rates up to 238Mbps (ISL83740) a
ISL837030 Features
* Programmable modulation Both: QPSK, 8PSK, 16QAM, 32QAM ISL83740 only: 64QAM, 128QAM
* Flexible data rates ISL83740: up to 238Mbps ISL837030: up to 160Mbps
* Programmable symbol rates
* Reed Solomon (RS) encoding/decoding
* Concatenated coding using RS and PT
