National Semiconductor LMX2323 PLLatinum 2.0 GHz Frequency Synthesizer Datasheet

LMX2323 is a 2.0GHz frequency synthesizer that uses a digital phase locked loop to generate stable, low-noise control signals


National Semiconductor LMX2323 PLLatinum 2.0 GHz Frequency Synthesizer Datasheet - cover page
Brand
National Semiconductor
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
12
File format
PDF
File size
189 KB
Published
06 July, 2012
Updated
30 September, 2023
MD5 checksum
B9229E29B7359EE97B7905E45C851B93

About this manual

The LMX2323 is a high performance frequency synthesizer with an integrated 32/33 dual modulus prescaler designed for RF operation up to 2.0 GHz. It utilizes proprietary digital phase locked loop technology to generate stable, low noise control signals suitable for UHF and VHF voltage controlled oscillators.

The device features very low current consumption, typically 3.5mA at 3V, and includes an internal balanced, low leakage charge pump providing 4 mA output current. It is manufactured using National's ABiC V BiCMOS process and packaged in a 16-pin TSSOP.

What's inside

  • General Description
  • Features
  • Applications
  • Functional Block Diagram
  • Connection Diagram
  • Pin Descriptions
  • Absolute Maximum Ratings
  • Recommended Operating Conditions
  • Electrical Characteristics

Specifications

RF Operation Frequencyup to 2.0 GHz
Supply Voltage Range2.7V to 5.5V
Typical Current Consumption3.5 mA at 3V
Charge Pump Output Current4 mA
Package Type16-pin TSSOP

Frequently asked questions

What is the supply voltage range for the LMX2323?

The device operates with a supply voltage ranging from 2.7V to 5.5V.

What type of prescaler does the LMX2323 use?

It features an integrated 32/33 dual modulus prescaler.

What is the typical current consumption at 3V?

The LMX2323 has very low current consumption, typically 3.5mA when Vcc is 3.0V.

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