PCF8576DT/2,118 datasheet by NXP Semiconductors

PCF8576DT/2,118 Frequently Asked Questions (FAQs)

• What is the maximum frequency of the I2C bus that the PCF8576DT/2,118 can support?
  The PCF8576DT/2,118 can support I2C bus frequencies up to 400 kHz.
• How many external interrupts can the PCF8576DT/2,118 generate?
  The PCF8576DT/2,118 can generate up to 16 external interrupts, one for each I/O port.
• Can the PCF8576DT/2,118 be used as a level shifter?
  Yes, the PCF8576DT/2,118 can be used as a level shifter, allowing communication between devices with different voltage levels.
• What is the maximum current that the PCF8576DT/2,118 can sink or source per I/O pin?
  The PCF8576DT/2,118 can sink or source up to 25 mA per I/O pin.
• Is the PCF8576DT/2,118 compatible with 5V systems?
  Yes, the PCF8576DT/2,118 is compatible with 5V systems, but it can also operate at lower voltages, making it suitable for use in 3.3V or 2.5V systems.