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LMX2377U Datasheet Ultra Low Power Dual Frequency Synthesizer

Manufacturer: National Semiconductor (now Texas Instruments)

Overview: LMX2377U PLLatinum Ultra Low Power Dual Frequency Synthesizer for RF Personal Communications November 2002 LMX2377U PLLatinum™ Ultra Low Power Dual Frequency Synthesizer for RF Personal Communications 2.5 GHz/1.

General Description

The LMX2377U device is a high performance frequency synthesizer with integrated dual modulus prescalers.

The LMX2377U device is designed for use as a local oscillator for the first and second RF of a dual conversion radio transceiver.

A 16/17 or a 32/33 prescale ratio can be selected for the Main synthesizer.

Key Features

  • ultra low current consumption, typically 3.5 mA at 3.0V. The LMX2377U devices are available in 20-Pin TSSOP, 24-Pin CSP, and 20-Pin UTCSP surface mount plastic packages. Features n n n n n Ultra Low Current Consumption Upgrade and Compatible to the LMX2370 2.7V to 5.5V Operation 1.8V to 5.0V.

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