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CDCE949PWG4
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CDCE949PWG4

Overview

CDCE949PWG4 is a product belonging to the category of integrated circuits. It is commonly used in electronic devices for clock generation and distribution purposes. This integrated circuit offers various characteristics that make it suitable for a wide range of applications. The package of CDCE949PWG4 is typically provided in a small form factor, allowing for easy integration into electronic systems.

The essence of CDCE949PWG4 lies in its ability to generate and distribute precise clock signals, which are essential for synchronizing the operation of different components within an electronic device. The packaging/quantity of this product may vary depending on the manufacturer's specifications.

Specifications and Parameters

CDCE949PWG4 has the following specifications and parameters:

  • Input Voltage Range: 2.375V to 3.63V
  • Output Frequency Range: 1MHz to 200MHz
  • Number of Outputs: 9
  • Supply Current: 50mA (typical)
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The pin configuration of CDCE949PWG4 is as follows:

  1. VDDA
  2. GND
  3. XIN
  4. XOUT
  5. CLKIN
  6. CLKOUT0
  7. CLKOUT1
  8. CLKOUT2
  9. CLKOUT3
  10. CLKOUT4
  11. CLKOUT5
  12. CLKOUT6
  13. CLKOUT7
  14. CLKOUT8
  15. SDA
  16. SCL

Functional Characteristics

CDCE949PWG4 offers the following functional characteristics:

  • Clock multiplication and division
  • Programmable output frequency
  • Low jitter performance
  • I2C interface for configuration
  • Spread spectrum clocking support

Advantages and Disadvantages

Advantages of CDCE949PWG4 include:

  • Precise clock generation and distribution
  • Flexible configuration options
  • Low jitter performance

Disadvantages of CDCE949PWG4 include:

  • Relatively high power consumption
  • Limited output frequency range

Applicable Range of Products

CDCE949PWG4 is commonly used in various electronic devices that require accurate clock signals, such as communication systems, computer peripherals, and consumer electronics.

Working Principles

CDCE949PWG4 operates by taking an input clock signal and generating multiple output clock signals with programmable frequencies. It achieves this through a combination of clock multiplication and division techniques. The device can be configured using the I2C interface to set the desired output frequencies and other parameters.

Detailed Application Field Plans

CDCE949PWG4 can be applied in the following fields:

  1. Communication Systems: Used for clock synchronization in network equipment, routers, and switches.
  2. Computer Peripherals: Provides precise clock signals for data transfer and processing in devices like USB hubs and SATA controllers.
  3. Consumer Electronics: Enables accurate timing in audio/video equipment, gaming consoles, and digital cameras.

Detailed Alternative Models

Some alternative models to CDCE949PWG4 include:

  1. CDCE913PWG4
  2. CDCE925PWG4
  3. CDCE937PWG4
  4. CDCE961PWG4
  5. CDCE973PWG4

5 Common Technical Questions and Answers

  1. Q: What is the maximum output frequency of CDCE949PWG4? A: The maximum output frequency is 200MHz.

  2. Q: Can CDCE949PWG4 operate with a single power supply voltage? A: Yes, it can operate within the specified voltage range of 2.375V to 3.63V.

  3. Q: Does CDCE949PWG4 support spread spectrum clocking? A: Yes, it supports spread spectrum clocking for reducing electromagnetic interference.

  4. Q: How many output clock signals can CDCE949PWG4 generate? A: It can generate up to 9 output clock signals.

  5. Q: What is the typical supply current of CDCE949PWG4? A: The typical supply current is 50mA.

This concludes the encyclopedia entry for CDCE949PWG4.