CDCDB800RSLR
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Texas Instruments CDCDB800RSLR

Manufacturer No:
CDCDB800RSLR
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
8-OUTPUT CLOCK BUFFER FOR PCIE G
Delivery:
Payment:
iso14001
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Product Introduction

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

  1. 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.

  2. What is the input-to-output ratio of the CDCDB800RSLR?

    The CDCDB800RSLR has a 1:8 input-to-output ratio.

  3. What is the maximum operating frequency of the CDCDB800RSLR?

    The maximum operating frequency is 250 MHz.

  4. What is the operating temperature range of the CDCDB800RSLR?

    The operating temperature range is -40°C to +105°C.

  5. What type of package does the CDCDB800RSLR come in?

    The CDCDB800RSLR comes in a 48-pin VQFN (6mm x 6mm) package.

  6. Does the CDCDB800RSLR support low power mode?

    Yes, the CDCDB800RSLR supports hardware-controlled low power mode (PD#).

  7. What is the typical power consumption of the CDCDB800RSLR?

    The typical power consumption is less than 10mW.

  8. Is the CDCDB800RSLR compatible with spread spectrum clocking?

    Yes, the CDCDB800RSLR is spread spectrum-compatible.

  9. What are the key applications of the CDCDB800RSLR?

    The CDCDB800RSLR is used in industrial automation, automotive, aerospace, radar, and communication systems, among others.

  10. Does the CDCDB800RSLR have programmable output terminations?

    Yes, the CDCDB800RSLR has programmable integrated 85-Ω (default) or 100-Ω differential output terminations.

  11. What is the output skew of the CDCDB800RSLR?

    The output-to-output skew is less than 50 ps.

Product Attributes

Type:Clock Buffer
Number of Circuits:1
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:48-VFQFN Exposed Pad
Supplier Device Package:48-VQFN (6x6)
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Similar Products

Part Number CDCDB800RSLR CDCDB803RSLR CDCDB800RSLT
Manufacturer Texas Instruments Texas Instruments Texas Instruments
Product Status Active Active Active
Type Clock Buffer Clock Buffer Clock Buffer
Number of Circuits 1 1 1
Ratio - Input:Output 1:8 1:8 1:8
Differential - Input:Output Yes/Yes Yes/Yes Yes/Yes
Input Clock, HCSL Clock, HCSL Clock, HCSL
Output Clock, HCSL Clock, HCSL Clock, HCSL
Frequency - Max 250 MHz 250 MHz 250 MHz
Voltage - Supply 3V ~ 3.6V 3V ~ 3.6V 3V ~ 3.6V
Operating Temperature -40°C ~ 105°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA)
Mounting Type Surface Mount Surface Mount Surface Mount
Package / Case 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad
Supplier Device Package 48-VQFN (6x6) 48-VQFN (6x6) 48-VQFN (6x6)

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