ICL232CBE datasheet by Harris Semiconductor

ICL232CBE Frequently Asked Questions (FAQs)

• What is the recommended operating temperature range for the ICL232CBE?
  The recommended operating temperature range for the ICL232CBE is -40°C to +85°C, although it can function up to +100°C with reduced performance.
• How do I ensure reliable communication with the ICL232CBE in noisy environments?
  To ensure reliable communication in noisy environments, use a shielded cable, keep the cable length as short as possible, and use a common ground between the transmitter and receiver. Additionally, consider using a common-mode choke or ferrite bead to filter out electromagnetic interference.
• What is the maximum cable length supported by the ICL232CBE?
  The maximum cable length supported by the ICL232CBE depends on the baud rate and cable characteristics. As a general rule, the maximum cable length is 1000 feet (305 meters) at 9600 bps, 500 feet (152 meters) at 19,200 bps, and 100 feet (30 meters) at 115,200 bps.
• Can I use the ICL232CBE with a 3.3V power supply?
  Yes, the ICL232CBE can be used with a 3.3V power supply, but the output voltage levels will be reduced. The device is specified to operate from 3.0V to 5.5V, but the output voltage levels will be lower at 3.3V. Consult the datasheet for specific output voltage levels at 3.3V.
• How do I handle the shutdown mode of the ICL232CBE?
  To enter shutdown mode, drive the SHDN pin low. In shutdown mode, the device consumes very low power and the outputs are high-impedance. To exit shutdown mode, drive the SHDN pin high. Note that the device takes some time to recover from shutdown mode, so allow for a few milliseconds of settling time before transmitting data.