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LMX1511 - 1.1 GHz Frequency Synthesizer

General Description

The LMX1501A and the LMX1511 are high performance frequency synthesizers with integrated prescalers designed for RF operation up to 1 1 GHz They are fabricated using National’s ABiC IV BiCMOS process The LMX1501A and the LMX1511 contain dual modulus prescalers which can select either a 64 65 or a 12

Key Features

  • Y Y Y Y Y Y RF operation up to 1 1 GHz 2 7V to 5 5V operation Low current consumption ICC e 6 mA (typ) at VCC e 3V Dual modulus prescaler 64 65 or 128 129 Internal balanced low leakage charge pump Small-outline plastic surface mount JEDEC 0 150 wide (1501A) or TSSOP 0 173 wide (1511) package.

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Other Datasheets by National Semiconductor (now Texas Instruments)

Part Number Description
LMX1501A 1.1 GHz Frequency Synthesizer
LMX1600 Low Cost Dual Frequency Synthesizer
LMX1601 Low Cost Dual Frequency Synthesizer
LMX1602 Low Cost Dual Frequency Synthesizer
LMX2216 0.1 GHz to 2.0 GHz Low Noise Amplifier/Mixer

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LMX1501A LMX1511 PLLatinum 1 1 GHz Frequency Synthesizer for RF Personal Communications November 1995 LMX1501A LMX1511 PLLatinum TM 1 1 GHz Frequency Synthesizer for RF Personal Communications General Description The LMX1501A and the LMX1511 are high performance frequency synthesizers with integrated prescalers designed for RF operation up to 1 1 GHz They are fabricated using National’s ABiC IV BiCMOS process The LMX1501A and the LMX1511 contain dual modulus prescalers which can select either a 64 65 or a 128 129 divide ratio at input frequencies of up to 1 1 GHz Using a proprietary digital phase locked loop technique the LMX1501A 11’s linear phase detector characteristics can generate very stable low noise local oscillator signals Serial data is transferred into the LMX1501A and the LMX