LMX2485 Datasheet - National Semiconductor

LMX2485 High Performance Delta-Sigma Low Power Dual PLLatinum Frequency Synthesizers

The LMX2485 is a low power, high performance delta-sigma fractional-N PLL with an auxiliary integer-N PLL. The device is fabricated using National Semiconductor’s advanced process. With delta-sigma architecture, fractional spurs at lower offset frequencies are pushed to higher frequencies outside th.

LMX2485 Features

* Quadruple Modulus Prescalers for Lower Divide Ratios n RF PLL: 8/9/12/13 or 16/17/20/21 n IF PLL: 8/9 or 16/17 Advanced Delta Sigma Fractional Compensation n 12 bit or 22 bit selectable fractional modulus n Up to 4th order programmable delta-sigma modulator Features for Improved Lock Times and Progr

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Datasheet Details

Part number:

LMX2485

Manufacturer:

National Semiconductor

File Size:

890.62 KB

Description:

High performance delta-sigma low power dual pllatinum frequency synthesizers.

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LMX2485 LMX2485 High Performance Delta-Sigma Low Power Dual PLLatinum Frequency Synthesizers National Semiconductor

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