Published:2009/7/7 21:13:00 Author:May | From:SeekIC
Digital programming capability of Exar XR-215 PLL IC makes possible time-multiplexing de-modulator between two FM channels, at 1.0 and 1.1 MHz. Channel-select logic signal is applied to pin 10, and both input channels are applied simultaneously to PLL input pin 4.- Phase-Locked Loop Data Book, Exar Integrated Systems, Sunnyvale, CA, 1978, p 21-28.
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