LTC6946IUFD-4#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC6946IUFD-4#PBF

Manufacturer

Analog Devices

Introduction

The LTC6946IUFD-4#PBF is a high performance, RF/IF integer N clock/frequency synthesizer.

Product Features and Performance

Clock/frequency synthesizer (RF/IF) with integer N PLL

Supports a maximum output frequency of 6.39GHz

Incorporates a fully integrated voltage controlled oscillator (VCO)

Features a low noise floor and wideband phase noise performance

Includes output dividers for flexible frequency generation

Capable of generating a consistent 1:1 input to output ratio

Product Advantages

Highly integrated, reducing the need for external components

Provides high-frequency precision and stability

Low phase noise enhances system sensitivity and performance

Supports both differential input and output for improved signal integrity

Wide operating temperature range suitable for various environments

Key Technical Parameters

Type: Integer N clock/frequency synthesizer

PLL: Yes

Input: Clock

Output: Clock

Number of Circuits: 1

Ratio - Input:Output: 1:1

Differential - Input:Output: Yes/Yes

Frequency - Max: 6.39GHz

Divider/Multiplier: Yes/Yes

Voltage - Supply: 3.15V ~ 5.25V

Operating Temperature: -40°C ~ 105°C

Mounting Type: Surface Mount

Package / Case: 28-WFQFN Exposed Pad

Supplier Device Package: 28-QFN (4x5)

Quality and Safety Features

Compliant with standard industry quality and safety regulations

Operates reliably in a wide temperature range (-40°C ~ 105°C)

Compatibility

Compatible with surface mount technology for PCBs

Application Areas

Used in network infrastructure (such as base stations, routers, switches)

Suitable for data acquisition systems that require precise clock management

High-speed signal processing and communication systems

Aerospace and defense electronics requiring high-frequency clock generation

Product Lifecycle

Obsolete product status indicates the model is discontinued

Replacements or upgrades might be limited or not available

Several Key Reasons to Choose This Product

High-frequency output up to 6.39GHz for demanding applications

Integrated VCO simplifies circuit design and saves space

High-quality signal integrity due to differential I/O

Versatile supply voltage range accommodates various power designs

Robust design operates effectively in harsh temperature environments

Suited for high-end telecommunications and sensitive electronic equipment