The LTC2802IDE from Linear Technology is a high-performance dual low voltage RS232 transceiver that is designed to meet the stringent requirements of portable and space-constrained applications. This compact and efficient device operates from single supplies as low as 2.7V and up to 5.5V, making it an ideal solution for battery-powered systems, PDAs, laptops, and mobile communication devices.

Key Features

• Low Voltage Operation: The LTC2802IDE is capable of operating from a single supply voltage ranging from 2.7V to 5.5V, which is perfect for low power and portable applications.
• Low Power Consumption: Its low operating current of 1mA (typical) during transmission and a shutdown current of less than 1µA make it an energy-efficient choice for battery-operated devices.
• Dual Transceivers: The device includes two RS232 transceivers, each capable of running at data rates up to 1Mbps, thus providing flexibility in communication tasks.
• Robust ESD Protection: With ±15kV ESD protection on transceiver input and output pins, the LTC2802IDE ensures reliability and longevity in harsh environments.
• Small Package: Available in a compact 16-lead narrow SSOP package, it minimizes the footprint on PCBs and is suitable for space-constrained applications.

Applications

The LTC2802IDE is versatile and can be used in a variety of applications, including:

• Portable and handheld devices
• Battery-powered equipment
• Notebook and laptop computers
• Mobile phones and communication devices
• GPS receivers

Conclusion

In summary, the LTC2802IDE from Linear Technology is a highly efficient and reliable dual RS232 transceiver that offers low voltage operation, low power consumption, and high data rate capabilities. Its compact size, coupled with robust protection features, makes it an excellent choice for designers looking to incorporate RS232 communication in their low-power and space-sensitive applications.