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RFFC2071/2072

DS140110

7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical

support, contact RFMD at (+1) 336-678-5570 or customerservice@rfmd.com.

ULATION bits, the VCO frequency is instantly updated. An arbitrary frequency modulation can then be performed dependant

only on the rate at which values are written into the FMOD register.

The modulation frequency is calculated according to the following formula:

Programming Information

The RFFC2071 and RFFC2072 share a common serial interface and control block. Please refer to the register map and pro-

gramming guides which are available for download from http://rfmd.com/products/IntSynthMixer/.

Evaluation Boards

Evaluation boards for RFFC2071 and RFFC2072 are provided as part of a design kit, along with the necessary cables and pro-

gramming software tool to enable full evaluation of the device. The evaluation board has been configured for wideband opera-

tion. The mixer inputs and outputs are connected to wideband transmission line transformer baluns. Design kits can be

ordered from www.rfmd.com or from local RFMD sales offices and authorized sales channels. For ordering codes please see

“Ordering Information” on page 23. For further details on how to set up the design kits please refer to the user guide which can

be downloaded from http://rfmd.com/products/IntSynthMixer/.

2

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MODULATION

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