PCA8574TS,118 datasheet by NXP Semiconductors

PCA8574TS,118 Frequently Asked Questions (FAQs)

• What is the maximum frequency of the I2C bus that PCA8574TS,118 can support?
  The PCA8574TS,118 can support I2C bus frequencies up to 400 kHz.
• Can PCA8574TS,118 be used in 5V systems?
  Yes, PCA8574TS,118 is 5V tolerant, but it's recommended to use a voltage regulator to ensure a stable 3.3V supply.
• How many GPIOs can be controlled using PCA8574TS,118?
  PCA8574TS,118 has 8 GPIOs that can be controlled independently.
• Is PCA8574TS,118 compatible with other I2C devices on the same bus?
  Yes, PCA8574TS,118 is designed to work with other I2C devices on the same bus, but ensure that the devices have unique addresses and do not conflict with each other.
• What is the power consumption of PCA8574TS,118?
  The power consumption of PCA8574TS,118 is typically around 1.5mA, but it can vary depending on the operating frequency and GPIO usage.