LTC6948IUFD-2

Imagens apenas para referência

LTC6948IUFD-2

+Lista de Materiais

IC CLK/FREQ SYNTH 28QFN

365 Garantia de Qualidade em 1 dia

7*24 Garantia de serviço em 24 horas

90-Garantia de pós-venda em 1 dia

Garantia de Produto Genuíno

Especificações

Atributo Valor
PartStatus Obsolete
DigiKeyProgrammable Not Verified
Type Clock/Frequency Synthesizer (RF/IF), Fractional N
PLL Yes
Input Clock
Output Clock
NumberofCircuits 1
Ratio-Input:Output 1:1
Differential-Input:Output Yes/Yes
Frequency-Max 4.91GHz
Divider/Multiplier Yes/No
Voltage-Supply 3.15V ~ 5.25V
OperatingTemperature -40°C ~ 105°C (TJ)
MountingType Surface Mount
Package/Case 28-WFQFN Exposed Pad
SupplierDevicePackage 28-QFN (4x5)
BaseProductNumber LTC6948

Visão Geral

Description

The LTC6948IUFD-2 is a high-performance, low-noise, and low-power voltage-controlled oscillator (VCO) from Analog Devices' Linear Technology division. Operating in the frequency range of 1.5 GHz to 3 GHz, it is designed for various applications including telecommunications and RF communication systems. The device features a low phase noise characteristic, making it suitable for high-frequency signal generation where signal integrity is critical.
Key specifications include a wide tuning range, low output power consumption, and fine frequency resolution. It offers a programmable output, which allows for flexibility in design, and is compatible with a variety of PLL architectures. The chip is packaged in a compact 3mm x 3mm QFN package, facilitating easy integration into space-constrained designs. Overall, the LTC6948IUFD-2 is ideal for engineers looking for a reliable and efficient solution for generating high-frequency signals in advanced electronic systems.

Equivalent

Equivalent products for the LTC6948IUFD-2 include the MAX2870, Si5351A, and AD9851. These devices are integrated clock generators and frequency synthesizers. When selecting an alternative, consider specifications such as frequency range, output power, and supply voltage to ensure compatibility with your application. Always consult the respective datasheets for detailed comparisons.

Features

The LTC6948IUFD-2 is a high-performance, low-noise RF VCO (Voltage Controlled Oscillator) designed for a variety of communication applications. Key features include:
1. Frequency Range: Operates between 1.5 GHz to 2.5 GHz.
2. Low Phase Noise: Provides excellent phase noise performance, making it suitable for high-frequency applications.
3. Fast Tuning: Supports rapid frequency tuning with a low tuning voltage, enhancing responsiveness.
4. Low Power Consumption: Designed for energy efficiency, enabling use in battery-operated devices.
5. Integrated Output Buffer: Features a buffered differential output, simplifying integration into circuits.
6. Temperature Stability: Maintains performance across a wide temperature range.
7. High Linearity: Ensures better signal integrity and reduced distortion.
This device is ideal for applications in wireless communications, such as transmitters, receivers, and phase-locked loops (PLLs). Its combination of performance and efficiency makes it suitable for modern RF designs.

Pinout

The LTC6948IUFD-2 is an integrated circuit from Analog Devices that features a 10-lead UFD package. It has a pin count of 10.
The primary functions of the LTC6948IUFD-2 include:
1. Voltage-Controlled Oscillator (VCO): It operates within a frequency range of 2.6 GHz to 3.6 GHz.
2. Phase Noise Performance: It offers low phase noise, making it suitable for applications requiring high-frequency stability.
3. Tuning Voltage Input: It accepts a tuning voltage to adjust the output frequency.
4. Output Buffer: The device provides a buffered output for improved drive capability.
The pins include power supply, ground, VCO control, and output, among others, facilitating its integration into various RF and communication systems.

Manufacturer

The manufacturer of the LTC6948IUFD-2 is Analog Devices, Inc. Analog Devices is a multinational company that designs and manufactures a wide range of integrated circuits and semiconductor products. Their offerings primarily focus on analog, mixed-signal, and digital signal processing (DSP) technologies. The company serves various industries, including communications, automotive, industrial, and consumer electronics, providing solutions for signal processing, data conversion, and power management applications. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices is known for its innovation in high-performance analog and mixed-signal semiconductor technology, making it a key player in the electronics industry.

Application

The LTC6948IUFD-2 is a low-phase noise voltage-controlled oscillator (VCO) primarily used in communication systems. Its applications include:
1. Phase-Locked Loops (PLLs): For frequency synthesis in RF and microwave communications.
2. Signal Generation: In various wireless and wired communication devices, including 5G infrastructure.
3. Test and Measurement Equipment: Providing stable frequency references for testing purposes.
4. Data Converters: Serving as a clock source for ADCs and DACs.
5. Radar Systems: In frequency modulation and signal generation for radar applications.
Its high performance and wide tuning range make it suitable for these areas.

Package

The LTC6948IUFD-2 comes in a 20-lead LFCSP (Lead Frame Chip Scale Package) with a 3mm x 3mm footprint. This package type is designed for compact applications, providing good thermal performance and efficient space usage.

Produtos relacionados a LTC6948IUFD-2