Cypress CY14B104K Manuales de usuario

Tabla de contenidos

• Features

  1
• Functional Description

  1
• Logic Block Diagram[1, 2, 3]

  1
• Device Operation

  3
• SRAM Read

  3
• SRAM Write

  3
• AutoStore Operation

  3
• Hardware STORE (HSB) Operation

  4
• Hardware RECALL (Power Up)

  4
• Software STORE

  4
• Software RECALL

  4
• Preventing AutoStore

  5
• Data Protection

  6
• Noise Considerations

  6
• Real Time Clock Operation

  6
  • nvTIME Operation

    6
  • Clock Operations

    6
  • Reading the Clock

    6
  • Setting the Clock

    6
  • Backup Power

    6
  • Stopping and Starting the Oscillator

    6
  • Calibrating the Clock

    7
  • Alarm

    7
  • Watchdog Timer

    7
  • Power Monitor

    8
  • Interrupts

    8
  • Flags Register

    8
• Maximum Ratings

  14
• Operating Range

  14
• DC Electrical Characteristics

  14
• Data Retention and Endurance

  15
• Capacitance

  15
• Thermal Resistance

  15
• AC Test Conditions

  15
• AC Switching Characteristics

  17
• Switching Waveforms

  17
• Switching Waveforms

  18
• Switching Waveforms

  19
• AutoStore/Power Up RECALL

  20
• Switching Waveforms

  20
• Software Controlled STORE and RECALL Cycle

  21
• Hardware STORE Cycle

  22
• Truth Table For SRAM Operations

  23
  • For x8 Configuration

    23
• Ordering Information

  25
• Package Diagrams

  26
• Document History Page

  28
• Sales, Solutions, and Legal Information

  31
  • Worldwide Sales and Design Support

    31
  • Products

    31
  • PSoC Solutions

    31