The LMS1487CM is a high-performing, integrated circuit product from Texas Instruments, a renowned global semiconductor company that designs, manufactures, tests, and sells analog and embedded processing chips. This specific product is a low-power, differential bus transceiver designed for bidirectional data communication on multipoint bus transmission lines.
The LMS1487CM is compliant with the TIA/EIA-485-A standard and is primarily used in networks that require high-speed, robust communication over long distances and in noisy environments. It is suitable for a wide range of applications, including industrial automation, security systems, HVAC systems, building automation, and remote sensing.
- Low Power Consumption: Operates from a single 5V supply, with a typical quiescent current of 300µA when unloaded or fully loaded but idle.
- Thermal Shutdown Protection: Protects the device from damage due to excessive power dissipation.
- Driver-Dominant Feature: Disables the receiver output when the bus lines are left open, shorted, or terminated improperly.
- Data Rate: Up to 2.5 Mbps.
- Bus Capacity: Can handle up to 32 transceivers on the bus.
- Driver Output Capability: ±60 mA, enabling it to drive heavy loads over extended cable runs.
- Package: 8-pin SOIC.
- Operating Temperature Range: -40°C to 85°C.
In conclusion, the LMS1487CM from Texas Instruments is a high-quality, reliable, and efficient differential bus transceiver. Its advanced features, low power consumption, and robust performance make it a superior choice for a variety of data communication applications.
