Expanding the Othello family of direct-conversion radios, theAD6539 GSM/GPRS includes all the features of previous Othello transceivers and adds on-chip VCOs. Two versions of the device are available. The AD6539L is intended for use with the X-PA family of power amplifiers with integrated power detectors/controllers and the AD6539, which includes a power control loop and supports third-party power amplifiers without integrated power control. Both include four LNA inputs, integrated power-management, a LO and the aforementioned transmit VCOs, fractional-N PLL synthesizer, and the full direct-conversion receiver signal path. The transceivers are sampling now, with production set for midyear. Pricing is less than $5.00 each/10,000. ANALOG DEVICES INC., Norwood, MA. (800) 262-5643.
Company: ANALOG DEVICES INC
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