LTC6947IUFD#TRPBF

Product Overview

Category

The LTC6947IUFD#TRPBF 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 LTC6947IUFD#TRPBF is available in a 16-lead, 3mm x 3mm plastic QFN package.

Essence

The essence of this product lies in its ability to generate precise and stable frequencies for various electronic applications.

Packaging/Quantity

The LTC6947IUFD#TRPBF is typically packaged in reels and comes in quantities of 2500 units per reel.

Specifications

• Frequency Range: 1MHz to 6.39GHz
• Output Power: -4dBm to +5dBm
• Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Phase Noise: -150dBc/Hz at 100kHz offset
• Spurious: -70dBc
• Harmonics: -25dBc

Detailed Pin Configuration

1. VCC: Supply voltage input
2. GND: Ground reference
3. RFOUT: Output signal
4. CE: Chip enable control
5. LE: Load enable control
6. M0: Mode selection bit 0
7. M1: Mode selection bit 1
8. M2: Mode selection bit 2
9. M3: Mode selection bit 3
10. SDO: Serial data output
11. SDI: Serial data input
12. SCLK: Serial clock input
13. LD: Lock detect output
14. REF: Reference frequency input
15. VCO: Voltage-controlled oscillator control voltage input
16. NC: No connection

Functional Features

• Wide frequency range selection through mode pins (M0-M3)
• Programmable output power level
• Integrated lock detect function
• Serial interface for easy configuration
• Low phase noise and spurious performance
• Fast frequency settling time

Advantages and Disadvantages

Advantages

• High frequency accuracy and stability
• Wide frequency range coverage
• Compact package size
• Low power consumption
• Easy integration with other electronic systems

Disadvantages

• Limited output power range
• Requires external reference frequency source
• Sensitivity to supply voltage fluctuations

Working Principles

The LTC6947IUFD#TRPBF utilizes a phase-locked loop (PLL) architecture to generate precise frequencies. It takes an external reference frequency and uses it to synthesize the desired output frequency. The PLL compares the phase and frequency of the reference signal with that of the internally generated signal, adjusting the control voltage to maintain synchronization. This ensures accurate and stable frequency generation.

Detailed Application Field Plans

The LTC6947IUFD#TRPBF finds applications in various fields, including:

1. Wireless communication systems
2. Radar systems
3. Test and measurement equipment
4. Satellite communication systems
5. Industrial automation
6. Medical devices
7. Aerospace and defense systems

Detailed and Complete Alternative Models

1. LTC6948IUFD#TRPBF
2. LTC6949IUFD#TRPBF
3. LTC6950IUFD#TRPBF
4. LTC6951IUFD#TRPBF
5. LTC6952IUFD#TRPBF

These alternative models offer similar functionality and characteristics, providing options for different frequency ranges and output power levels.

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