Description:The ICL3221, ICL3222, ICL3223, ICL3232, ICL3241, ICL3243 (ISL32xx) devices are 3. 0V to 5. 5V powered RS-232 transmitters/receivers that meet ElA/TIA-232 and V. 28/V. 24 specifications, even at VCC = 3. 0V. Targeted applications are PDAs, notebook, and laptop computers where the low operational power consumption and even lower standby power consumption are critical. Efficient on-chip charge pumps, coupled with manual and automatic power-down functions (except for the ICL3232), reduce the standby supply curr
Renesas recommends following a star-grounding topology, keeping the analog and digital grounds separate, and using a solid ground plane to minimize EMI and noise. Additionally, keep the signal traces short and away from the power traces, and use a common-mode choke or ferrite bead to filter out high-frequency noise.
Renesas recommends using a high-quality, low-ESR capacitor (e.g., 10uF ceramic) as close as possible to the VCC pin, and a smaller capacitor (e.g., 100nF ceramic) as close as possible to the VREF pin. Additionally, use a separate power plane for the analog and digital sections, and ensure the power supply is clean and well-regulated.
The ICL3232IBZ-T can support data rates up to 100kbps, but the actual achievable data rate depends on the specific application, cable length, and noise environment. Renesas recommends using a data rate of 10kbps or lower for reliable operation.
Renesas recommends using a thermal pad or heat sink to dissipate heat, especially in high-temperature or high-power applications. Ensure good airflow around the device, and avoid using thermal insulation materials that can trap heat.
Renesas recommends using 1kΩ termination resistors for the transmitters and 10kΩ termination resistors for the receivers. However, the actual termination resistor values may need to be adjusted based on the specific application and cable length.
Trust Checks
This model has been built in collaboration with the manufacturer.
Manufacturer Collaborated
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
ICL3232IBZ-T Overview
Use the download button to access the ICL3232IBZ-T schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like ICL32,
or try a keyword search, such as Line Driver or Receivers
