LTC6947IUFD

Product Overview

• Category: Integrated Circuit (IC)
• Use: Frequency Synthesizer
• Characteristics: High performance, low noise, wide frequency range
• Package: 16-Lead QFN (Quad Flat No-Lead)
• Essence: The LTC6947IUFD is a high-performance frequency synthesizer IC designed for various applications requiring precise frequency synthesis.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 250 units per reel.

Specifications

• Frequency Range: 34.375 MHz to 6.4 GHz
• Phase Noise: -227 dBc/Hz at 100 kHz offset
• Output Power: Up to 10 dBm
• Supply Voltage: 2.7V to 3.5V
• Operating Temperature Range: -40°C to 85°C

Pin Configuration

The LTC6947IUFD has a 16-lead QFN package with the following pin configuration:

1. VCC
2. GND
3. RFOUT
4. CE
5. LE
6. MUXOUT
7. N/C
8. N/C
9. N/C
10. N/C
11. N/C
12. N/C
13. N/C
14. N/C
15. N/C
16. N/C

Functional Features

• Wide frequency range allows for versatile applications
• Low phase noise ensures accurate frequency synthesis
• Integrated PLL (Phase-Locked Loop) provides stable output frequency
• Flexible control interface for easy integration into various systems
• On-chip reference oscillator simplifies system design

Advantages and Disadvantages

Advantages

• High performance and accuracy
• Low noise output
• Wide frequency range
• Compact package size
• Easy integration into existing systems

Disadvantages

• Limited output power (up to 10 dBm)
• Requires external voltage supply

Working Principles

The LTC6947IUFD utilizes a Phase-Locked Loop (PLL) architecture to generate precise frequency synthesis. The PLL compares the output frequency with a reference frequency and adjusts the internal oscillator accordingly to maintain synchronization. This ensures accurate and stable output frequency.

Detailed Application Field Plans

The LTC6947IUFD can be used in various applications, including:

1. Wireless communication systems
2. Radar systems
3. Test and measurement equipment
4. Satellite communication systems
5. Frequency synthesizers for RF signal generation

Detailed and Complete Alternative Models

1. LTC6946IUFD: Similar specifications, but with a different pin configuration.
2. LTC6948IUFD: Higher output power capability, suitable for applications requiring higher signal strength.
3. LTC6949IUFD: Lower phase noise performance, ideal for applications demanding ultra-low noise output.

These alternative models offer similar functionality and can be considered based on specific application requirements.

Word count: 275 words