THVD1451

Product Folder Order Now Technical Documents Tools & Software Support & Community THVD1410 THVD1450, THVD1451, THVD1452 SLLSEY3E – MAY 2018 – REVISED MAY 2019 THVD14xx 3.3-V to 5-V RS-485 Transceivers with ±18-kV IEC ESD Protection 1 Features 1 Meets or Exceeds the Requirements of the TIA/EIA-485A Standard 3 V to 5.5 V Supply Voltage Differential Output Exceeds 2.1 V for PROFIBUS Compatibility with 5-V Supply Bus I/O ESD Protection – ±30 kV HBM – ±18 kV IEC 61000-4-2 Contact Discharge – ±25 kV IEC 61000-4-2 Air-Gap Discharge – ±4 kV IEC 61000-4-4 Fast Transient Burst Extended Operational Common-mode Range: ±15 V Low EMI 500 kbps and 50 Mbps Data Rates Large Receiver Hysteresis for Noise Rejection Low Power Consumption – Standby Supply Current: < 1 µA – Current During Operation: < 3 mA Extended Ambient Temperature Range: –40°C to 125°C Glitch-Free Power-Up/Down for Hot Plug-in Capability Open, Short, and Idle Bus Failsafe 1/8 Unit Load (Up to 256 Bus Nodes) Small-Size VSON and VSSOP Packages Save Board Space or SOIC for Drop-in Compatibility 2 Applications Motor Drives Factory Automation & Control Grid Infrastructure Building Automation HVAC Systems Video Surveillance Process Analytics Wireless Infrastructure 3 Description THVD14xx is a family of noise-immune RS-485/RS422 transceivers designed to operate in rugged industrial environments. The bus pins of these devices are robust to high levels of IEC electrical fast transients (EF...