RS-232 overview
ESD-protected, high data-rate and low-power mode devices for multiple applications
Complete portfolio
Includes RS-232 devices supporting data rates from 7 kbps to 1000 kbps, integrated ESD and optional IEC-61000-4-2 support and multiple Tx/Rx combinations
High-ESD transceivers
Rugged RS-232 devices designed for harsh environments with up to ±8-kV contact discharge, IEC-61000-4-2 support and ±15-kV HBM ESD
High-speed transceivers
RS-232 transceivers offering a wide range of channel configurations, optimized for applications requiring high data rates up to 1 Mbps
Low-voltage transceivers
Suitable for small and battery powered applications, this portfolio is compatible with numerous processors with interfaces down to 1.8 V and includes the industry’s smallest QFN RS-232 transceiver
Featured RS-232 products
TRS3243E
Multi-channel, 500-kbps, RS-232 driver/receiver with ±15-kV IEC ESD protection and IEC61000-4-2 support
TRS3223-Q1
Automotive-qualified, multi-channel, 250-kbps, RS-232 driver/receiver with auto-power down functionality
Technical resources
Browse our complete board-level and system-level reference design circuits to help you quickly evaluate and customize your system.
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Featured RS-232 blogs
Read about a wide variety of RS-232 system design topics.