SNAS734F July   2017  – January 2024 CDCI6214

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Device Comparison
  6. Pin Configuration and Functions
  7. Specifications
    1. 6.1  Absolute Maximum Ratings
    2. 6.2  ESD Ratings
    3. 6.3  Recommended Operating Conditions
    4. 6.4  Thermal Information
    5. 6.5  EEPROM Characteristics
    6. 6.6  Reference Input, Single-Ended and Differential Mode Characteristics (REFP, REFN, FB_P, FB_N)
    7. 6.7  Reference Input, Crystal Mode Characteristics (XIN, XOUT)
    8. 6.8  General-Purpose Input and Output Characteristics (GPIO[4:1], SYNC/RESETN)
    9. 6.9  Triple Level Input Characteristics (EEPROMSEL, REFSEL)
    10. 6.10 Reference Mux Characteristics
    11. 6.11 Phase-Locked Loop Characteristics
    12. 6.12 Closed-Loop Output Jitter Characteristics
    13. 6.13 Output Mux Characteristics
    14. 6.14 LVCMOS Output Characteristics
    15. 6.15 HCSL Output Characteristics
    16. 6.16 LVDS DC-Coupled Output Characteristics
    17. 6.17 Programmable Differential AC-Coupled Output Characteristics
    18. 6.18 Output Skew and Delay Characteristics
    19. 6.19 Output Synchronization Characteristics
    20. 6.20 Timing Characteristics
    21. 6.21 I2C-Compatible Serial Interface Characteristics (SDA/GPIO2, SCL/GPIO3)
    22. 6.22 Timing Requirements, I2C-Compatible Serial Interface (SDA/GPIO2, SCL/GPIO3)
    23. 6.23 Power Supply Characteristics
    24. 6.24 Typical Characteristics
  8. Parameter Measurement Information
    1. 7.1 Parameters
      1. 7.1.1 Reference Inputs
      2. 7.1.2 Outputs
      3. 7.1.3 Serial Interface
      4. 7.1.4 Power Supply
  9. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Reference Block
        1. 8.3.1.1 Input Stages
          1. 8.3.1.1.1 Crystal Oscillator
          2. 8.3.1.1.2 LVCMOS
          3. 8.3.1.1.3 Differential AC-Coupled
        2. 8.3.1.2 Reference Mux
        3. 8.3.1.3 Reference Divider
          1. 8.3.1.3.1 Doubler
        4. 8.3.1.4 Bypass-Mux
        5. 8.3.1.5 Zero Delay, Internal and External Path
      2. 8.3.2 Phase-Locked Loop
      3. 8.3.3 Clock Distribution
        1. 8.3.3.1 Output Channel
        2. 8.3.3.2 Divider Glitch-Less Update
      4. 8.3.4 Control Pins
        1. 8.3.4.1 Global and Individual Output Enable: OE and OE_Y[4:1]
      5. 8.3.5 Operation Modes
      6. 8.3.6 Divider Synchronization - SYNC
      7. 8.3.7 EEPROM - Cyclic Redundancy Check
      8. 8.3.8 Power Supplies
        1. 8.3.8.1 Power Management
    4. 8.4 Device Functional Modes
      1. 8.4.1 Pin Mode
      2. 8.4.2 Serial Interface Mode
        1. 8.4.2.1 Fall-Back Mode
    5. 8.5 Programming
      1. 8.5.1 Recommended Programming Procedure
      2. 8.5.2 EEPROM Access
      3. 8.5.3 Device Defaults
  10. Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
    3. 9.3 Do's and Don'ts
    4. 9.4 Initialization Setup
    5. 9.5 Power Supply Recommendations
      1. 9.5.1 Power-Up Sequence
      2. 9.5.2 De-Coupling
    6. 9.6 Layout
      1. 9.6.1 Layout Guidelines
      2. 9.6.2 Layout Examples
  11. 10Register Maps
    1. 10.1 CDCI6214 Registers
    2. 10.2 EEPROM Map
  12. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Development Support
      2. 11.1.2 Device Nomenclature
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Support Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  13. 12Revision History
  14. 13Mechanical, Packaging, and Orderable Information

Features

  • One configurable high performance, low-power PLL with four programmable outputs
  • RMS jitter performance
    • Supports PCIe Gen1/ Gen2 / Gen3 / Gen4 without SSC
  • Typical power consumption: 150mW at 1.8V(2)
  • Universal clock input
    • Differential AC-coupled or LVCMOS: 1MHz to 250MHz
    • Crystal: 8MHz to 50MHz
  • Flexible output frequencies
    • 44.1kHz to 350MHz
    • Glitchless output divider switching
  • Four individually configurable outputs
    • LVCMOS, LVDS or HCSL
    • Differential AC-coupled with programmable swing (LVDS-, CML-, LVPECL-compatible)
  • Fully integrated PLL, configurable loop bandwidth: 100kHz to 3MHz
  • Single or mixed supply operation for level translation: 1.8V, 2.5V and 3.3V
  • Configurable GPIOs
    • Status signals
    • Up to four individual output enables
    • Output divider synchronization
  • Flexible configuration options
    • I2C-compatible interface: up to 400kHz
    • Integrated EEPROM with two pages and external select pin
  • Only supports 100Ω systems
  • Industrial temperature range: –40°C to 85°C
  • Small footprint: 24-pin VQFN (4mm × 4mm)