THVD24x0 ±70-V Fault-Protected 3.3-V to 5-V RS-485 Transceivers With IEC ESD

1 Features

Meets or exceeds the requirements of
the TIA/EIA-485A and TIA/EIA-422B standards
Functional Safety-Capable
- Documentation available to aid functional safety system design
3-V to 5.5-V supply voltage
Differential output exceeds 2.1 V for PROFIBUS
compatibility with 5-V supply
Bus I/O protection
- ±70-V DC bus fault
- ±16-kV HBM ESD
- ±12-kV IEC 61000-4-2 contact discharge
- ±12-kV IEC 61000-4-2 air-gap discharge
- ±4-kV IEC 61000-4-4 fast transient burst
Half-duplex devices
available in two speed grades
- THVD2410: 500 kbps
- THVD2450: 50 Mbps
Extended ambient
temperature range: -40°C to 125°C
Extended operational
common-mode range: ±25 V
Enhanced receiver hysteresis
for noise immunity
Low power consumption
- Low shutdown supply current: < 1 µA
- Current during operation: < 5.6 mA
Glitch-free power-up/down for hot plug-in capability
Open, short, and idle bus failsafe
Thermal shutdown
1/8 unit load (up to 256 bus nodes)
Small VSON and VSSOP packages to save board space or SOIC for drop-in compatibility