Overview
The CDCE706PW is a high-performance programmable 3-PLL clock synthesizer/multiplier/divider designed and manufactured by Texas Instruments. This IC is part of the CDCE706 series and is widely used in applications requiring precise clock generation and management. The CDCE706PW is housed in a compact TSSOP-20 package, making it suitable for space-constrained designs. It is particularly valued for its flexibility, allowing users to generate almost independent output frequencies from a given input frequency. The device is ideal for consumer electronics, telecommunications, and industrial applications where low jitter and high-frequency accuracy are critical.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Product Type | Clock Synthesizer/Jitter Cleaner | - | - |
| Number of Outputs | 6 | - | - |
| Output Level | LVCMOS | - | - |
| Maximum Output Frequency | 300 | MHz | - |
| Input Level | Crystal, LVCMOS, Differential | - | - |
| Maximum Input Frequency | 200 | MHz | - |
| Supply Voltage | 3 to 3.6 | V | - |
| Operating Temperature | -40 to 85 | °C | - |
| Package | TSSOP-20 | - | - |
| Power Dissipation | 600 | mW | Maximum |
| Power Current | 90 | mA | - |
| Weight | 77 | mg | - |
Key Features
- Programmable 3-PLL architecture for flexible clock generation.
- Supports input frequencies up to 200 MHz and output frequencies up to 300 MHz.
- Integrated EEPROM for easy in-circuit programming via SMBus interface.
- Spread-spectrum clocking (SSC) for reducing electromagnetic interference (EMI).
- Low period jitter (typically 60 ps) for high-performance applications.
- Programmable output slew-rate control for further EMI reduction.
- Industrial temperature range (-40°C to 85°C) for robust operation.
Applications
The CDCE706PW is widely used in various industries due to its precision and flexibility. In consumer electronics, it is employed in devices such as set-top boxes and digital TVs. In telecommunications, it is used for clock synchronization in network equipment. Industrial applications include automation systems and test and measurement equipment. Its ability to generate stable and accurate clock signals makes it a preferred choice for high-performance systems requiring low jitter and EMI.
Q & A
1. What is the maximum output frequency of the CDCE706PW?
The maximum output frequency is 300 MHz.
2. What input types are supported by the CDCE706PW?
It supports crystal, LVCMOS, and differential inputs.
3. What is the operating temperature range of the CDCE706PW?
The operating temperature range is -40°C to 85°C.
4. Does the CDCE706PW support spread-spectrum clocking?
Yes, it supports spread-spectrum clocking (SSC) to reduce EMI.
5. What is the power supply voltage range for the CDCE706PW?
The power supply voltage range is 3 V to 3.6 V.
6. How many outputs does the CDCE706PW have?
It has six LVCMOS outputs.
7. What is the typical period jitter of the CDCE706PW?
The typical period jitter is 60 ps.
8. Can the CDCE706PW be programmed in-circuit?
Yes, it can be programmed in-circuit via the SMBus interface.
9. What is the package type of the CDCE706PW?
It is available in a TSSOP-20 package.
10. What are the typical applications of the CDCE706PW?
Typical applications include consumer electronics, telecommunications, and industrial automation systems.
