LTC6951IUHF

Product Overview

• Category: Integrated Circuit
• Use: Clock Generator and Distribution
• Characteristics: High Frequency, Low Jitter, Ultra-Low Phase Noise
• Package: 32-Lead QFN
• Essence: Provides a high-performance clock signal for various applications
• Packaging/Quantity: Available in reels of 250 or 1000 units

Specifications

• Supply Voltage Range: 2.97V to 3.63V
• Output Frequency Range: 10MHz to 4.4GHz
• RMS Phase Jitter: 50fs (typical)
• Output Amplitude: Adjustable from 0.5V to 2.5V
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The LTC6951IUHF features a 32-lead QFN package with the following pin configuration:

1. VCOA
2. VCOB
3. VCC
4. GND
5. REFCLK
6. RFIN
7. RFOUT
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
17. N/C
18. N/C
19. N/C
20. N/C
21. N/C
22. N/C
23. N/C
24. N/C
25. N/C
26. N/C
27. N/C
28. N/C
29. N/C
30. N/C
31. N/C
32. N/C

Functional Features

• Wide frequency range with low phase noise and jitter
• Configurable output amplitude
• Integrated voltage-controlled oscillator (VCO)
• Programmable divider ratios
• Differential inputs and outputs for noise immunity
• Flexible power supply options

Advantages and Disadvantages

Advantages: - High-frequency capability - Low phase noise and jitter - Configurable output amplitude - Wide operating temperature range

Disadvantages: - Limited pin configuration options - Requires external components for full functionality

Working Principles

The LTC6951IUHF is a clock generator and distribution IC designed to provide high-performance clock signals. It incorporates a voltage-controlled oscillator (VCO) that generates the desired frequency, which can be divided down using programmable divider ratios. The output amplitude can be adjusted according to the application requirements. The differential inputs and outputs ensure noise immunity and signal integrity.

Detailed Application Field Plans

The LTC6951IUHF finds applications in various fields, including:

1. Telecommunications: Provides clock signals for high-speed data transmission systems.
2. Test and Measurement Equipment: Used as a reference clock for precise measurements.
3. Radar Systems: Generates stable clock signals for accurate target detection.
4. Wireless Communication: Enables synchronization of multiple devices in wireless networks.
5. Industrial Automation: Provides timing signals for synchronized operation of machinery.

Detailed and Complete Alternative Models

1. LTC6950IUHF: Similar to LTC6951IUHF but with a different pin configuration.
2. LTC6952IUHF: Offers additional features such as integrated phase-locked loop (PLL).
3. LTC6953IUHF: Designed for lower frequency applications with reduced power consumption.

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