CDCE937PWRG4

Overview

CDCE937PWRG4 is a product belonging to the category of clock generators. It is commonly used in electronic devices to generate precise clock signals for synchronization purposes. The CDCE937PWRG4 offers several characteristics that make it suitable for various applications. It comes in a compact package and has a small form factor, making it easy to integrate into different designs. The essence of this product lies in its ability to provide accurate and stable clock signals, ensuring reliable operation of the connected devices. The CDCE937PWRG4 is typically available in packaging quantities suitable for both prototyping and mass production.

Specifications and Parameters

• Input Voltage Range: 1.8V - 3.6V
• Output Frequency Range: 1MHz - 200MHz
• Operating Temperature Range: -40°C to +85°C
• Supply Current: 10mA (typical)
• Package Type: TSSOP-20

Pin Configuration

The CDCE937PWRG4 features a detailed and complete pin configuration as follows:

1. VDDA
2. GND
3. XIN
4. XOUT
5. VDDXO
6. VDDREF
7. REFCLK
8. S0
9. S1
10. S2
11. S3
12. S4
13. S5
14. S6
15. S7
16. CLK0
17. CLK1
18. CLK2
19. CLK3
20. VDDPLL

Functional Characteristics

The CDCE937PWRG4 offers the following functional characteristics:

• Flexible clock multiplication and division ratios
• Low jitter and phase noise performance
• Programmable output skew control
• Spread spectrum modulation support
• Integrated crystal oscillator circuitry
• Power-down mode for reduced power consumption

Advantages and Disadvantages

Advantages: - High precision clock generation - Wide input voltage range - Compact package size - Low power consumption

Disadvantages: - Limited output frequency range - Requires an external crystal oscillator

Applicable Range of Products

The CDCE937PWRG4 is suitable for use in a wide range of electronic devices that require precise clock signals. It can be found in applications such as:

• Communication systems
• Networking equipment
• Industrial automation
• Consumer electronics
• Test and measurement instruments

Working Principles

The CDCE937PWRG4 operates by taking an input clock signal and generating multiple output clocks with different frequencies. It achieves this through a combination of frequency multiplication and division techniques. The device also incorporates a phase-locked loop (PLL) to ensure accurate synchronization and stability of the generated clocks.

Detailed Application Field Plans

The CDCE937PWRG4 can be applied in various fields, including:

1. Communication Systems: Used for clock synchronization in data transmission and reception.
2. Networking Equipment: Provides precise timing signals for network switches and routers.
3. Industrial Automation: Enables synchronized operation of industrial control systems.
4. Consumer Electronics: Supports clock generation in audio/video devices, gaming consoles, etc.
5. Test and Measurement Instruments: Ensures accurate timing in oscilloscopes, signal generators, etc.

Detailed Alternative Models

Some alternative models to the CDCE937PWRG4 include:

1. CDCE949PWRG4
2. CDCE913PWRG4
3. CDCE925PWRG4
4. CDCE961PWRG4
5. CDCE983PWRG4

5 Common Technical Questions and Answers

1. Q: What is the maximum output frequency of the CDCE937PWRG4? A: The CDCE937PWRG4 can generate output frequencies up to 200MHz.

2. Q: Can the CDCE937PWRG4 operate with a single power supply voltage? A: Yes, the CDCE937PWRG4 supports a wide input voltage range of 1.8V to 3.6V.

3. Q: Does the CDCE937PWRG4 require an external crystal oscillator? A: Yes, the CDCE937PWRG4 relies on an external crystal oscillator for its operation.

4. Q: What is the typical supply current of the CDCE937PWRG4? A: The CDCE937PWRG4 has a typical supply current of 10mA.

5. Q: Can the CDCE937PWRG4 be used in industrial temperature environments? A: Yes, the CDCE937PWRG4 is designed to operate within a temperature range of -40°C to +85°C.

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