SCPS124H September   2006  – March 2021 PCA9534

PRODUCTION DATA  

  1. 1 Features
  2. 2 Description
  3. 3 Revision History
  4. 4 Description (Continued)
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Resistance Characteristics
    5. 7.5 Electrical Characteristics
    6. 7.6 I2C Interface Timing Requirements
    7. 7.7 Switching Characteristics
    8. 7.8 Typical Characteristics
  8. 8 Parameter Measurement Information
  9. 9 Detailed Description
    1. 9.1 Functional Block Diagram
    2. 9.2 Device Functional Modes
      1. 9.2.1 Power-On Reset
      2. 9.2.2 I/O Port
      3. 9.2.3 Interrupt Output ( INT)
        1. 9.2.3.1 Interrupt Errata
          1. 9.2.3.1.1 Description
          2. 9.2.3.1.2 System Impact
          3. 9.2.3.1.3 System Workaround
    3. 9.3 Programming
      1. 9.3.1 I2C Interface
      2. 9.3.2 Register Map
        1. 9.3.2.1 Device Address
        2. 9.3.2.2 Control Register And Command Byte
        3. 9.3.2.3 Register Descriptions
        4. 9.3.2.4 Bus Transactions
          1. 9.3.2.4.1 Writes
          2. 9.3.2.4.2 Reads
  10. 10Application Information Disclaimer
    1. 10.1 Application Information
      1. 10.1.1 Typical Application
        1. 10.1.1.1 Design Requirements
          1. 10.1.1.1.1 Minimizing ICC When The I/O Controls Leds
  11. 11Power Supply Recommendations
    1. 11.1 Power-On Reset Requirements
  12. 12Device and Documentation Support
    1. 12.1 Receiving Notification of Documentation Updates
    2. 12.2 Support Resources
    3. 12.3 Trademarks
    4. 12.4 Electrostatic Discharge Caution
    5. 12.5 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

1 Features

  • Low standby current consumption of 1 μA Max
  • I2C to Parallel port expander
  • Open-drain active-low interrupt output
  • Operating power-supply voltage range of 2.3 V to 5.5 V
  • 5-V Tolerant I/O ports
  • 400-kHz Fast I2C bus
  • Three hardware address pins allow up to eight devices on the I2C/SMBus
  • Allows up to 16 devices on the I2C/SMBus when used in conjunction with the PCA9534A
    See Section 5 for I2C Expander offerings
  • Input/output configuration register
  • Polarity inversion register
  • Internal power-on reset
  • Power-up with all channels configured as inputs
  • No glitch on power up
  • Noise filter on SCL/SDA inputs
  • Latched outputs with high-current drive maximum capability for directly driving LEDs
  • Latch-up performance exceeds 100 mA Per JESD 78, class II
  • ESD Protection exceeds JESD 22
    • 2000-V Human-body model (A114-A)
    • 200-V Machine model (A115-A)
    • 1000-V Charged-device Model (C101)
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