9LPRS477DKLF

Product Overview

Category: Integrated Circuit (IC)

Use: The 9LPRS477DKLF is a high-performance clock generator IC used in electronic devices to generate precise clock signals for synchronous operation of various components.

Characteristics: - High accuracy and stability - Low jitter - Wide frequency range - Multiple output options - Programmable features

Package: The 9LPRS477DKLF is available in a compact and durable surface-mount package, ensuring easy integration into electronic circuit boards.

Essence: This IC serves as a crucial component in electronic systems, providing accurate timing signals that synchronize the operation of different parts.

Packaging/Quantity: The 9LPRS477DKLF is typically supplied in reels or trays, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 2.5V - 3.3V
• Frequency Range: 1MHz - 500MHz
• Output Types: LVCMOS, LVDS, HCSL
• Number of Outputs: 8
• Operating Temperature Range: -40°C to +85°C
• Supply Current: 50mA (typical)

Detailed Pin Configuration

The 9LPRS477DKLF has a total of 20 pins, each serving a specific function. Here is the detailed pin configuration:

1. VDD: Power supply input
2. GND: Ground reference
3. XIN: Crystal oscillator input
4. XOUT: Crystal oscillator output
5. CLK0: Clock output 0
6. CLK1: Clock output 1
7. CLK2: Clock output 2
8. CLK3: Clock output 3
9. CLK4: Clock output 4
10. CLK5: Clock output 5
11. CLK6: Clock output 6
12. CLK7: Clock output 7
13. OE: Output enable control
14. SDA: I2C data input/output
15. SCL: I2C clock input
16. VDDO: Output power supply
17. GND: Ground reference
18. NC: No connection
19. NC: No connection
20. VDD: Power supply input

Functional Features

• High-frequency accuracy and stability ensure reliable synchronization of electronic components.
• Low jitter minimizes timing errors, enhancing overall system performance.
• Programmable features allow customization of output frequencies and other parameters.
• Multiple output options (LVCMOS, LVDS, HCSL) provide compatibility with various devices.
• Output enable control allows for easy on/off switching of clock signals.

Advantages and Disadvantages

Advantages: - High accuracy and stability improve system reliability. - Low jitter ensures precise timing in critical applications. - Programmable features offer flexibility and adaptability. - Multiple output options enhance compatibility with different devices.

Disadvantages: - Requires careful design and configuration to optimize performance. - May have a relatively higher cost compared to simpler clock generator solutions.

Working Principles

The 9LPRS477DKLF utilizes advanced phase-locked loop (PLL) technology to generate clock signals. It takes an external crystal oscillator input and uses internal frequency dividers, multipliers, and phase detectors to generate highly accurate and stable clock outputs. The programmable features allow users to adjust the output frequencies and other parameters according to their specific requirements.

Detailed Application Field Plans

The 9LPRS477DKLF finds extensive use in various electronic systems that require precise timing synchronization. Some application fields include:

1. Telecommunications: Used in network switches, routers, and communication equipment to ensure accurate data transmission.
2. Computer Systems: Employed in servers, workstations, and high-performance computing systems for reliable clock synchronization.
3. Consumer Electronics: Integrated into audio/video equipment, gaming consoles, and digital TVs to maintain precise timing for smooth operation.
4. Automotive Electronics: Utilized in automotive control units, infotainment systems, and advanced driver-assistance systems (ADAS) for synchronized functionality.
5. Industrial Automation: Applied in programmable logic controllers (PLCs), robotics, and manufacturing equipment to coordinate precise timing of operations.

Detailed and Complete Alternative Models

1. 9LPRS478DKLF: Similar to 9LPRS477DKLF but with additional features such as spread spectrum modulation and wider frequency range.
2. 9LPRS476DKLF: A lower-cost alternative with reduced output options but suitable for applications with less demanding timing requirements.
3. 9LPRS479DKLF: Offers enhanced programmability and higher output current capability, making it suitable for complex systems with multiple clock domains.

These alternative models provide customers with a range of options based on their specific needs and budget considerations.

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