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PCA9655E Description

Remote 16-bit I/O Expander for I2C Bus with Interrupt PCA9655E The PCA9655E provides 16 bits of General Purpose parallel Input / Output (GPIO) expansion through the I2C−bus / SMBus. The PCA9655E consists of two 8−bit Configuration (Input or Output selection); Input, Output and Polarity Inversion (active−HIGH or active−LOW operation) registers.

PCA9655E Key Features

  • VDD Operating Range: 1.65 V to 5.5 V
  • SDA Sink Capability: 30 mA
  • 5.5 V Tolerant I/Os
  • Polarity Inversion Register
  • Active LOW Interrupt Output
  • Low Standby Current
  • Noise Filter on SCL/SDA Inputs
  • No Glitch on Power-up
  • Internal Power-on Reset
  • 64 Programmable Slave Addresses Using Three Address Pins