The SN65HVD21P is a high-quality, robust product from Texas Instruments, a renowned global semiconductor design and manufacturing company.

• Protocols: RS-485 and RS-422
• Operation: Differential line driver and receiver
• Communication: Full-duplex data communication
• Standards: TIA/EIA-485-A and ISO 8482:1987(E)
• Common-Mode Range: Wide positive and negative
• Supply: Single 5V
• Quiescent Power: 1.5 mA (typical)
• Operating Temperature: -40°C to 85°C
• Bus Capacitance: Low
• Input Impedance: High, allows up to 256 transceivers on the bus
• Output Slew Rate: Controlled, reduces EMI and reflections
• Failsafe Feature: Guarantees a logic high receiver output when inputs are floating
• Package: 8-pin DIP
• Compliance: RoHS compliant