Texas Instruments
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CDCM6208V1HRGZR
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CDCM6208V1HRGZR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Jitter Cleaner
  • Characteristics: High-performance, low-jitter clock generation and jitter cleaning for high-speed data communication systems
  • Package: VQFN-48
  • Essence: Clock synchronization and signal integrity enhancement
  • Packaging/Quantity: Tape and Reel, 250 units per reel

Specifications and Parameters

  • Supply Voltage: 3.3V
  • Output Frequency Range: 10MHz to 2.7GHz
  • Number of Outputs: 8 differential or 16 single-ended
  • Input Reference Frequency Range: 8kHz to 710MHz
  • Phase Noise Performance: -150dBc/Hz at 100kHz offset
  • Operating Temperature Range: -40°C to +85°C

Detailed and Complete Pin Configuration

  1. REF_IN: Input reference clock
  2. XTAL_IN: Crystal oscillator input
  3. XTAL_OUT: Crystal oscillator output
  4. GND: Ground
  5. VDD: Power supply
  6. OUT0P, OUT0N: Output 0 differential pair
  7. OUT1P, OUT1N: Output 1 differential pair
  8. OUT2P, OUT2N: Output 2 differential pair
  9. OUT3P, OUT3N: Output 3 differential pair
  10. OUT4P, OUT4N: Output 4 differential pair
  11. OUT5P, OUT5N: Output 5 differential pair
  12. OUT6P, OUT6N: Output 6 differential pair
  13. OUT7P, OUT7N: Output 7 differential pair

Functional Characteristics

  • Clock Generation: Generates low-jitter clock signals with programmable frequencies and output formats.
  • Jitter Cleaning: Removes jitter and noise from input reference clocks, improving signal integrity.
  • Output Formats: Supports both differential and single-ended output formats.
  • Frequency Synthesis: Allows precise frequency synthesis using an external crystal oscillator or reference clock.
  • Programmability: Offers extensive programmable features for flexible configuration.

Advantages and Disadvantages

Advantages: - High-performance clock generation and jitter cleaning capabilities - Wide output frequency range - Low phase noise performance - Flexible output formats - Extensive programmability

Disadvantages: - Relatively high power consumption compared to some other clock generator ICs - Limited number of outputs

Applicable Range of Products

CDCM6208V1HRGZR is suitable for various high-speed data communication systems that require precise clock synchronization and enhanced signal integrity. It can be used in applications such as telecommunications, networking, data centers, and high-speed serial interfaces.

Working Principles

The CDCM6208V1HRGZR utilizes advanced PLL (Phase-Locked Loop) and clock synthesis techniques to generate low-jitter clock signals. It incorporates a jitter cleaner circuit that filters and reduces the noise and jitter present in the input reference clock. The device also allows for frequency synthesis using an external crystal oscillator or reference clock.

Detailed Application Field Plans

  1. Telecommunications: Clock synchronization for high-speed data transmission in telecommunication networks.
  2. Networking: Clock generation and jitter cleaning for Ethernet switches and routers.
  3. Data Centers: Precise clock synchronization for data center servers and storage systems.
  4. High-Speed Serial Interfaces: Clock generation and jitter cleaning for high-speed serial interfaces like USB, PCIe, and SATA.

Detailed Alternative Models

  1. CDCM6208V1HRGZT: Similar to CDCM6208V1HRGZR but available in a tray packaging option.
  2. CDCM6208V1HRGZTQ1: Automotive-grade version of CDCM6208V1HRGZR with enhanced temperature and reliability specifications.

5 Common Technical Questions and Answers

  1. Q: What is the maximum output frequency of CDCM6208V1HRGZR? A: The maximum output frequency range is 2.7GHz.

  2. Q: Can CDCM6208V1HRGZR be powered by a 5V supply? A: No, the recommended supply voltage for CDCM6208V1HRGZR is 3.3V.

  3. Q: How many outputs does CDCM6208V1HRGZR support? A: CDCM6208V1HRGZR supports 8 differential or 16 single-ended outputs.

  4. Q: What is the operating temperature range of CDCM6208V1HRGZR? A: CDCM6208V1HRGZR can operate within the temperature range of -40°C to +85°C.

  5. Q: Does CDCM6208V1HRGZR require an external crystal oscillator? A: CDCM620