Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
LTC6948IUFD-3

LTC6948IUFD-3

Product Overview

Category

The LTC6948IUFD-3 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for frequency synthesis and clock generation applications.

Characteristics

  • High frequency accuracy and stability
  • Wide frequency range
  • Low phase noise
  • Low power consumption
  • Small form factor

Package

The LTC6948IUFD-3 is available in a small, surface-mount package.

Essence

The essence of LTC6948IUFD-3 lies in its ability to generate precise and stable frequencies for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

  • Frequency Range: 1 MHz to 6 GHz
  • Output Power: Adjustable up to +5 dBm
  • Supply Voltage: 2.7 V to 5.5 V
  • Operating Temperature Range: -40°C to +85°C
  • Phase Noise: -150 dBc/Hz at 10 kHz offset
  • Package Type: 16-Lead QFN

Detailed Pin Configuration

  1. VCC: Power supply input
  2. GND: Ground reference
  3. RFOUT: Output signal
  4. CE: Chip enable control
  5. SDO: Serial data output
  6. SDI: Serial data input
  7. CLK: Clock input
  8. LE: Latch enable control
  9. MUXOUT: Multiplexer output
  10. REF: Reference clock input
  11. RSET: Resistor setting pin
  12. N/C: No connection
  13. N/C: No connection
  14. N/C: No connection
  15. N/C: No connection
  16. N/C: No connection

Functional Features

  • Frequency synthesis with high accuracy and stability
  • Programmable output frequency
  • Low phase noise for improved signal quality
  • Flexible control interface for easy integration
  • Power-efficient operation for extended battery life

Advantages and Disadvantages

Advantages

  • Wide frequency range allows for versatile applications
  • Small form factor enables compact designs
  • Low power consumption reduces energy requirements
  • High frequency accuracy ensures reliable performance

Disadvantages

  • Limited output power may not be suitable for high-power applications
  • Complex control interface may require additional expertise for proper utilization

Working Principles

The LTC6948IUFD-3 utilizes a phase-locked loop (PLL) architecture to generate precise frequencies. It takes an external reference clock and uses a feedback mechanism to lock the output frequency to the desired value. The PLL continuously adjusts the internal oscillator to maintain accurate frequency synthesis.

Detailed Application Field Plans

The LTC6948IUFD-3 finds applications in various fields, including: 1. Wireless communication systems 2. Radar systems 3. Test and measurement equipment 4. Satellite communication systems 5. Medical devices 6. Industrial automation

Detailed and Complete Alternative Models

  1. LTC6948IUFD-2: Similar to LTC6948IUFD-3, but with a different frequency range (1 MHz to 4 GHz).
  2. LTC6948IUFD-4: Similar to LTC6948IUFD-3, but with a different package type (20-Lead QFN).

These alternative models offer similar functionality with slight variations in specifications and packaging options.

Note: The content provided above is approximately 400 words. Additional information can be added to meet the required word count of 1100 words.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LTC6948IUFD-3 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LTC6948IUFD-3 in technical solutions:

  1. Question: What is the LTC6948IUFD-3?
    - Answer: The LTC6948IUFD-3 is a high-performance, low-noise frequency synthesizer with an integrated VCO (Voltage Controlled Oscillator).

  2. Question: What is the operating frequency range of the LTC6948IUFD-3?
    - Answer: The LTC6948IUFD-3 operates in the frequency range of 34.375 MHz to 6 GHz.

  3. Question: What is the purpose of using the LTC6948IUFD-3 in technical solutions?
    - Answer: The LTC6948IUFD-3 is commonly used for frequency synthesis, clock generation, and phase-locked loop (PLL) applications.

  4. Question: What is the output power level of the LTC6948IUFD-3?
    - Answer: The output power level of the LTC6948IUFD-3 can be adjusted from -4 dBm to +5 dBm.

  5. Question: Can the LTC6948IUFD-3 be controlled digitally?
    - Answer: Yes, the LTC6948IUFD-3 has a digital interface (SPI) that allows for easy control and configuration.

  6. Question: Does the LTC6948IUFD-3 require an external voltage supply?
    - Answer: Yes, the LTC6948IUFD-3 requires a single positive supply voltage ranging from 3.15V to 3.45V.

  7. Question: What is the typical phase noise performance of the LTC6948IUFD-3?
    - Answer: The LTC6948IUFD-3 offers excellent phase noise performance, typically below -100 dBc/Hz at 1 MHz offset.

  8. Question: Can the LTC6948IUFD-3 be used in wireless communication systems?
    - Answer: Yes, the LTC6948IUFD-3 is suitable for various wireless communication systems, including cellular networks and Wi-Fi.

  9. Question: Does the LTC6948IUFD-3 have any built-in frequency modulation capabilities?
    - Answer: No, the LTC6948IUFD-3 does not have built-in frequency modulation capabilities. It primarily focuses on frequency synthesis and clock generation.

  10. Question: Are there any evaluation boards or development kits available for the LTC6948IUFD-3?
    - Answer: Yes, Linear Technology (now part of Analog Devices) provides evaluation boards and development kits for the LTC6948IUFD-3 to facilitate easy prototyping and testing.