Overview
The CDCEL937PWR, manufactured by Texas Instruments, is a high-performance clock synthesizer and jitter cleaner designed for precision timing applications. This programmable 3-PLL VCXO clock synthesizer is part of the CDCEL937 series and is widely used in various electronic systems requiring stable and accurate clock signals. Its target user groups include engineers and designers in industries such as telecommunications, networking, and consumer electronics. The CDCEL937PWR stands out for its integrated EEPROM, multiplier/divider functionality, and spread spectrum clocking (SSC) capabilities, making it a competitive choice for applications demanding low jitter and high flexibility.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Function | Clock Synthesizer / Jitter Cleaner | ||
| Outputs | 7 | LVCMOS | |
| Max Output Frequency | 230 | MHz | |
| Inputs | Crystal, LVCMOS | ||
| Max Input Frequency | 160 | MHz | |
| Supply Voltage | 1.7 - 1.9 | V | |
| Operating Temperature | -40 to +85 | °C | |
| Package | TSSOP-20 | Reel packaging | |
| Features | EEPROM, Multiplier/Divider, SSC | ||
| RoHS Compliance | Yes |
Key Features
- Integrated EEPROM for storing configuration settings.
- Multiplier/Divider functionality for flexible frequency generation.
- Spread Spectrum Clocking (SSC) to reduce electromagnetic interference (EMI).
- Low jitter performance for high-precision timing applications.
- Programmable 3-PLL architecture for versatile clock synthesis.
Applications
The CDCEL937PWR is ideal for use in a wide range of applications, including telecommunications, networking equipment, consumer electronics, and industrial automation. Its ability to generate stable and low-jitter clock signals makes it suitable for high-speed data transmission systems, such as Ethernet and Fibre Channel. Additionally, its programmable features and integrated EEPROM allow for easy customization in various designs, ensuring optimal performance in diverse environments.
Q & A
1. What is the maximum output frequency of the CDCEL937PWR?
The maximum output frequency is 230 MHz.
2. What type of inputs does the CDCEL937PWR support?
It supports crystal and LVCMOS inputs.
3. Is the CDCEL937PWR RoHS compliant?
Yes, it is RoHS compliant.
4. What is the operating temperature range of the CDCEL937PWR?
It operates from -40°C to +85°C.
5. Does the CDCEL937PWR support spread spectrum clocking?
Yes, it includes spread spectrum clocking (SSC) functionality.
6. How many outputs does the CDCEL937PWR have?
It has 7 LVCMOS outputs.
7. What is the supply voltage range for the CDCEL937PWR?
The supply voltage ranges from 1.7 V to 1.9 V.
8. What package does the CDCEL937PWR come in?
It is available in a TSSOP-20 package.
9. Can the CDCEL937PWR be programmed?
Yes, it features a programmable 3-PLL architecture.
10. What are the key features of the CDCEL937PWR?
Key features include integrated EEPROM, multiplier/divider functionality, and spread spectrum clocking.
