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LMX2310U - Ultra Low Power Frequency Synthesizer

This page provides the datasheet information for the LMX2310U, a member of the LMX Ultra Low Power Frequency Synthesizer family.

Description

The LMX2310/1/2/3U are high performance frequency synthesizers.

The LMX2310/1/2U use a selectable, dual modulus 32/33 and 16/17 prescaler.

The LMX2313U uses a selectable, dual modulus 16/17 and 8/9 prescaler.

Features

  • very low current consumption, typically 2.3 mA at 3.0V. The LMX2310/1/2/3U are manufactured using National’s 0.5µ ABiC V silicon BiCMOS process and is available in 20-pin CSP packages. Features n n n n RF operation up to 2.5 GHz 2.7V to 5.5V operation Ultra Low Current Consumption Low prescaler values LMX2310/1/2U 32/33 or 16/17 LMX2313U 16/17 or 8/9 Excellent Phase Noise Internal balanced, low leakage charge pump Selectable Charge Pump Current Levels Selectable Fastlock mode with Time-Out Coun.

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Full PDF Text Transcription

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LMX2310U/LMX2311U/LMX2312U/LMX2313U PLLatinum Ultra Low Power Frequency Synthesizer for RF Personal Communications June 2003 LMX2310U/LMX2311U/LMX2312U/LMX2313U PLLatinum™ Ultra Low Power Frequency Synthesizer for RF Personal Communications LMX2310U 2.5 GHz LMX2311U 2.0 GHz LMX2312U 1.2 GHz LMX2313U 600 MHz General Description The LMX2310/1/2/3U are high performance frequency synthesizers. The LMX2310/1/2U use a selectable, dual modulus 32/33 and 16/17 prescaler. The LMX2313U uses a selectable, dual modulus 16/17 and 8/9 prescaler. The device, when combined with a high quality reference oscillator and a voltage controlled oscillator, generates very stable, low noise local oscillator signals for up and down conversion in wireless communication devices.
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