TLC7225CDWR datasheet by Texas Instruments

TLC7225CDWR Frequently Asked Questions (FAQs)

• What is the recommended operating voltage range for TLC7225CDWR?
  The recommended operating voltage range for TLC7225CDWR is 4.5V to 5.5V, although it can operate from 3V to 6V with reduced performance.
• How do I ensure reliable communication with the TLC7225CDWR?
  To ensure reliable communication, make sure to use a pull-up resistor on the SCL line, keep the clock frequency below 400 kHz, and use a valid I2C address (0x40 or 0x44) for the device.
• What is the maximum current rating for the TLC7225CDWR's output pins?
  The maximum current rating for the TLC7225CDWR's output pins is 25mA per pin, with a total current limit of 100mA for all pins combined.
• How do I handle thermal considerations for the TLC7225CDWR?
  To handle thermal considerations, ensure good thermal conductivity between the device and the PCB, use a heat sink if necessary, and avoid operating the device at high temperatures (above 85°C) for extended periods.
• Can I use the TLC7225CDWR in a 3.3V system?
  Yes, the TLC7225CDWR can be used in a 3.3V system, but the output voltage will be limited to 3.3V, and the device's performance may be reduced. Additionally, ensure that the input voltage is within the recommended range (4.5V to 5.5V) for optimal performance.