Overview
The CDCDB800RSLR is a high-performance clock buffer IC designed by Texas Instruments for reliable data transmission in industrial communication applications. This device is optimized for systems requiring precise timing and synchronization, making it an ideal choice for various industrial, automotive, aerospace, and communication systems.
It features 1:8 clock buffering with programmable integrated 85-Ω (default) or 100-Ω differential output terminations, ensuring low additive jitter and minimal propagation delay. The CDCDB800RSLR is housed in a compact 6mm x 6mm VQFN-48 package, suitable for space-constrained systems.
Key Specifications
| Parameter | Value |
|---|---|
| Product Status | Active |
| Type | Clock Buffer |
| Ratio - Input:Output | 1:8 |
| Differential - Input:Output | Yes/Yes |
| Input | Clock, HCSL |
| Output | Clock, HCSL |
| Frequency - Max | 250 MHz |
| Voltage - Supply | 3V ~ 3.6V |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | VQFN-48 |
| Supplier Device Package | 48-VQFN (6x6) |
| Number of Outputs | 8 Output |
| Supply Voltage - Max | 3.6 V |
| Supply Voltage - Min | 3 V |
| Propagation Delay - Max | 3 ns |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | +105°C |
| Mounting Style | SMD/SMT |
| Brand | Texas Instruments |
| Development Kit | CDCDB800EVM |
| Duty Cycle - Max | 60% |
| Input Type | LP-HCSL |
| Max Output Freq | 250 MHz |
| Operating Supply Current | 7.8 mA |
| Output Type | LP-HCSL |
Key Features
- High-performance clock buffering with programmable integrated 85-Ω (default) or 100-Ω differential output terminations.
- Low power consumption (typically less than 10mW).
- Wide operating temperature range (-40°C to +105°C).
- Compact package size (6mm x 6mm QFN).
- Robust design for reliable operation in harsh environments.
- 8 LP-HCSL outputs with hardware output enable (OE#) controls.
- Additive phase jitter after PCIe Gen 6 filter: 20 fs, RMS (maximum).
- Output-to-output skew: < 50 ps.
- Input-to-output delay: < 3 ns.
- Fail-safe input operation.
- Programmable output slew rate control.
- Hardware-controlled low power mode (PD#).
- Supports Common Clock (CC) and Individual Reference (IR) architectures.
- Spread spectrum-compatible.
Applications
The CDCDB800RSLR is commonly used in various applications that require precise timing and synchronization, including:
- Industrial automation systems.
- Industrial control systems.
- Automotive systems.
- Aerospace systems.
- Radar and communication systems.
- Microserver & tower server.
- Storage area network & host bus adapter card.
- Network attached storage.
- Hardware accelerator.
- Rack server.
Q & A
- What is the CDCDB800RSLR used for?
The CDCDB800RSLR is a high-performance clock buffer IC used for reliable data transmission in industrial communication applications, providing precise timing and synchronization.
- What is the input-to-output ratio of the CDCDB800RSLR?
The CDCDB800RSLR has a 1:8 input-to-output ratio.
- What is the maximum operating frequency of the CDCDB800RSLR?
The maximum operating frequency is 250 MHz.
- What is the operating temperature range of the CDCDB800RSLR?
The operating temperature range is -40°C to +105°C.
- What type of package does the CDCDB800RSLR come in?
The CDCDB800RSLR comes in a 48-pin VQFN (6mm x 6mm) package.
- Does the CDCDB800RSLR support low power mode?
Yes, the CDCDB800RSLR supports hardware-controlled low power mode (PD#).
- What is the typical power consumption of the CDCDB800RSLR?
The typical power consumption is less than 10mW.
- Is the CDCDB800RSLR compatible with spread spectrum clocking?
Yes, the CDCDB800RSLR is spread spectrum-compatible.
- What are the key applications of the CDCDB800RSLR?
The CDCDB800RSLR is used in industrial automation, automotive, aerospace, radar, and communication systems, among others.
- Does the CDCDB800RSLR have programmable output terminations?
Yes, the CDCDB800RSLR has programmable integrated 85-Ω (default) or 100-Ω differential output terminations.
- What is the output skew of the CDCDB800RSLR?
The output-to-output skew is less than 50 ps.
