用户手册 — Cypress nvSRAM

目录

• Features

  1
• Functional Description

  1
• Logic Block Diagram[1, 2, 3]

  1
• Pinouts

  2
• Device Operation

  4
• SRAM Read

  4
• SRAM Write

  4
• AutoStore Operation

  4
• Hardware STORE Operation

  4
• Hardware RECALL (Power Up)

  5
• Software STORE

  5
• Software RECALL

  5
• Preventing AutoStore

  6
• Data Protection

  6
• Noise Considerations

  6
• Maximum Ratings

  7
• Operating Range

  7
• DC Electrical Characteristics

  7
• Data Retention and Endurance

  8
• Capacitance

  8
• Thermal Resistance

  8
• AC Test Conditions

  8
• AC Switching Characteristics

  9
• Switching Waveforms

  9
• AutoStore/Power Up RECALL

  12
• Switching Waveforms

  12
• Software Controlled STORE/RECALL Cycle

  13
• Switching Waveforms

  13
• Hardware STORE Cycle

  14
• Switching Waveforms

  14
• Truth Table For SRAM Operations

  15
  • For x8 Configuration

    15
  • For x16 Configuration

    15
• Ordering Information

  16
• Part Numbering Nomenclature

  19
• Package Diagrams

  20
• Document History Page

  23
• Sales, Solutions, and Legal Information

  24
  • Worldwide Sales and Design Support

    24
  • Products

    24
  • PSoC Solutions

    24