CDCEL925PWRG4

Overview

CDCEL925PWRG4 is a programmable clock generator integrated circuit (IC) that belongs to the category of clock and timing devices. It is commonly used in various electronic systems to generate accurate clock signals for synchronization purposes. The CDCEL925PWRG4 offers several characteristics that make it suitable for a wide range of applications. It comes in a small package, making it easy to integrate into different circuit designs. The essence of this IC lies in its ability to provide flexible and precise clock generation capabilities.

The CDCEL925PWRG4 is available in a surface mount package, which ensures ease of handling during assembly. It is typically sold in reels or tubes, with a specified quantity per package.

Specifications

• Input Voltage Range: 1.8V to 3.3V
• Output Frequency Range: 10kHz to 1.5GHz
• Number of Outputs: 5
• Programmable Features: Output frequency, phase, and duty cycle
• Supply Current: 20mA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The CDCEL925PWRG4 features a 20-pin TSSOP package. The pin configuration is as follows:

1. VDD
2. GND
3. OUT0
4. OUT1
5. OUT2
6. OUT3
7. OUT4
8. SDA
9. SCL
10. NC
11. NC
12. NC
13. NC
14. NC
15. NC
16. NC
17. NC
18. NC
19. NC
20. NC

Functional Features

The CDCEL925PWRG4 offers several functional features that enhance its versatility and usability. These include:

• Programmable output frequencies: The IC allows users to set the output frequency according to their specific requirements.
• Phase and duty cycle control: Users can adjust the phase and duty cycle of the generated clock signals for precise synchronization.
• Low jitter performance: The CDCEL925PWRG4 ensures minimal jitter, resulting in accurate timing across various applications.
• I2C interface: The IC supports an I2C interface, enabling easy configuration and control.

Advantages and Disadvantages

Advantages: - Flexible and programmable output frequencies - Precise phase and duty cycle control - Low jitter performance for accurate timing - Small package size for easy integration - I2C interface for convenient configuration

Disadvantages: - Limited number of outputs (5) - Requires external components for operation

Working Principles

The CDCEL925PWRG4 operates based on a phase-locked loop (PLL) architecture. It takes an input reference clock and uses the PLL to generate multiple output clocks with programmable frequencies, phases, and duty cycles. The PLL ensures that the output clocks are synchronized and have low jitter.

Application Field Plans

The CDCEL925PWRG4 finds applications in various fields where precise clock generation is crucial. Some of the detailed application field plans include:

1. Telecommunications: The IC can be used in communication systems to synchronize data transmission and reception.
2. Industrial Automation: It can be employed in industrial automation systems to coordinate timing between different components.
3. Test and Measurement: The CDCEL925PWRG4 is suitable for test and measurement equipment that requires accurate timing signals.
4. Consumer Electronics: It can be utilized in consumer electronic devices such as TVs, audio systems, and gaming consoles for synchronization purposes.

Alternative Models

In addition to the CDCEL925PWRG4, there are several alternative models available in the market that offer similar functionality. Some of the notable alternatives include:

1. CDCE913PWRG4
2. CDCM6208V1RGZT
3. Si5345A-B-GM

These alternative models can be considered based on specific application requirements and design constraints.

In conclusion, the CDCEL925PWRG4 is a versatile programmable clock generator IC that offers precise timing capabilities. With its flexible output frequencies, phase control, and low jitter performance, it finds applications in various fields such as telecommunications, industrial automation, test and measurement, and consumer electronics.

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