SCAS844H August   2007  – July 2025 CDCE949 , CDCEL949

PRODUCTION DATA  

1.   1
2. 1 Features
3. 2 Applications
4. 3 Description
5. 4 Pin Configuration and Functions
6. 5 Specifications
   1. 5.1 Absolute Maximum Ratings
   2. 5.2 ESD Ratings
   3. 5.3 Recommended Operating Conditions
   4. 5.4 Thermal Information
   5. 5.5 Electrical Characteristics
   6. 5.6 EEPROM Specification
   7. 5.7 Timing Requirements: CLK_IN
   8. 5.8 Timing Requirements: SDA/SCL
   9. 5.9 Typical Characteristics
7. 6 Parameter Measurement Information
8. 7 Detailed Description
   1. 7.1 Overview
   2. 7.2 Functional Block Diagram
   3. 7.3 Feature Description
      1. 7.3.1 Control Terminal Setting
      2. 7.3.2 Default Device Setting
      3. 7.3.3 SDA/SCL Serial Interface
      4. 7.3.4 Data Protocol
   4. 7.4 Device Functional Modes
      1. 7.4.1 SDA/SCL Hardware Interface
   5. 7.5 Programming
9. 8 Register Maps
   1. 8.1 SDA/SCL Configuration Registers
10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
       1. 9.2.1 Design Requirements
       2. 9.2.2 Detailed Design Procedure
          1. 9.2.2.1 Spread Spectrum Clock (SSC)
          2. 9.2.2.2 PLL Frequency Planning
          3. 9.2.2.3 Crystal Oscillator Start-Up
          4. 9.2.2.4 Frequency Adjustment With Crystal Oscillator Pulling
          5. 9.2.2.5 Unused Inputs and Outputs
          6. 9.2.2.6 Switching Between XO and VCXO Mode
       3. 9.2.3 Application Curves
    3. 9.3 Power Supply Recommendations
    4. 9.4 Layout
       1. 9.4.1 Layout Guidelines
       2. 9.4.2 Layout Example
11. 10Device and Documentation Support
    1. 10.1 Device Support
       1. 10.1.1 Development Support
    2. 10.2 Related Documentation
    3. 10.3 Related Links
    4. 10.4 Receiving Notification of Documentation Updates
    5. 10.5 Support Resources
    6. 10.6 Trademarks
    7. 10.7 Electrostatic Discharge Caution
    8. 10.8 Glossary
12. 11Revision History
13. 12Mechanical, Packaging, and Orderable Information