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SI5351A-B04963-GT
বিস্তারিত দেখুন ডেটাশিট

SI5351A-B04963-GT

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Multiplier
  • Characteristics:
    • High-frequency accuracy and stability
    • Low phase noise
    • Programmable output frequencies
    • Flexible clock synthesis options
  • Package: QFN-20
  • Essence: Silicon-based integrated circuit
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

  • Supply Voltage: 2.8V to 3.63V
  • Output Frequency Range: 8kHz to 160MHz
  • I2C Interface: Standard-mode (100 kHz) and Fast-mode (400 kHz)
  • Temperature Range: -40°C to +85°C
  • Phase Noise Performance: -140 dBc/Hz at 10 kHz offset (typical)

Pin Configuration

The SI5351A-B04963-GT features a total of 20 pins. The pin configuration is as follows:

Pin Number | Pin Name | Description -----------|----------|------------ 1 | VDD | Power supply voltage 2 | GND | Ground 3 | XIN | Crystal oscillator input 4 | XOUT | Crystal oscillator output 5 | SDA | I2C serial data input/output 6 | SCL | I2C serial clock input 7-14 | OUT0-OUT7 | Programmable clock outputs 15 | VDDO | Output power supply voltage 16 | GND | Ground 17 | NC | No connection 18 | NC | No connection 19 | NC | No connection 20 | NC | No connection

Functional Characteristics

  • Clock Generation: The SI5351A-B04963-GT can generate up to 8 programmable clock outputs with flexible frequency synthesis options.
  • Frequency Accuracy: It provides high-frequency accuracy and stability, ensuring precise timing for various applications.
  • Phase Noise Performance: The IC offers low phase noise, resulting in improved signal quality and reduced interference.
  • I2C Interface: The device features an I2C interface for easy configuration and control.

Advantages and Disadvantages

Advantages: - High-frequency accuracy and stability - Low phase noise performance - Programmable output frequencies - Flexible clock synthesis options

Disadvantages: - Limited output frequency range (8kHz to 160MHz) - Requires external crystal oscillator for operation

Applicable Range of Products

The SI5351A-B04963-GT is widely used in electronic devices that require accurate and stable clock signals. It finds applications in various fields, including telecommunications, data communication, industrial automation, and consumer electronics.

Working Principles

The SI5351A-B04963-GT utilizes a fractional-N PLL (Phase-Locked Loop) architecture to generate precise clock signals. It takes input from an external crystal oscillator and uses internal dividers and multipliers to synthesize the desired output frequencies.

Detailed Application Field Plans

  1. Telecommunications: The IC can be used in telecommunication systems for clock synchronization and timing applications.
  2. Data Communication: It finds application in networking equipment, such as routers and switches, to provide accurate clock signals for data transmission.
  3. Industrial Automation: The SI5351A-B04963-GT is suitable for use in industrial control systems, PLCs (Programmable Logic Controllers), and robotics, where precise timing is crucial.
  4. Consumer Electronics: It can be integrated into various consumer electronic devices, including smartphones, tablets, and smartwatches, to ensure accurate timekeeping and synchronization.

Detailed Alternative Models

  1. SI5351A-B-GT: Similar to SI5351A-B04963-GT but with a different package (QFN-16).
  2. SI5351B-B04963-GT: A variant with extended frequency range (8kHz to 200MHz) and improved phase noise performance.
  3. SI5351C-B04963-GT: Another alternative with additional features, such as spread spectrum modulation capability.

5 Common Technical Questions and Answers

  1. Q: What is the maximum output frequency of the SI5351A-B04963-GT? A: The maximum output frequency is 160MHz.

  2. Q: Can I use a different crystal oscillator with this IC? A: Yes, as long as it meets the specified requirements (e.g., frequency, load capacitance).

  3. Q: How many clock outputs can be programmed on this device? A: The SI5351A-B04963-GT supports up to 8 programmable clock outputs.

  4. Q: What is the typical phase noise performance of this IC? A: The typical phase noise at