STMicroelectronics ST3237E RS-232 Transceiver Datasheet

The ST3237E is a high performance EIA/TIA-232 and V.28/V.24 transceiver with 3V to 5.5V power supply, high data rate capability and enhanced electrostatic discharge (ESD) protection at ±8KV using IEC1000-4-2 contact discharge and ±15kV using Human Body Model (HBM). The device is guaranteed to run at data rates of 250Kbps in the normal operation mode and 1Mbps in the very high speed operation mode while maintaining RS-232 output levels.


STMicroelectronics ST3237E RS-232 Transceiver Datasheet - cover page
Brand
STMicroelectronics
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
16
File format
PDF
File size
584 KB
Published
15 June, 2012
Updated
30 September, 2023
MD5 checksum
92848EDE09C426306446C9F359C99F2B

About this manual

The ST3237E is an EIA/TIA-232 and V.28/V.24 communication interface designed for high data-rate applications with enhanced electrostatic discharge (ESD) protection. It features a proprietary low-dropout transmitter output stage that provides true RS-232 performance from a 3V to 5.5V supply using a dual charge pump.

The device supports guaranteed data rates of 250Kbps in normal operation and up to 1Mbps in very high speed operation mode while maintaining RS-232 output levels. It offers advanced ESD protection ratings of +15kV for the Human Body Model (HBM) and +8kV for IEC 1000-4-2 contact discharge on its I/O pins.

What's inside

  • Description
  • Order Codes
  • Pin Description
  • Absolute Maximum Ratings
  • Shutdown And Enable Control Truth Table
  • Electrical Characteristics
  • Timing Characteristics
  • Application Circuits

Specifications

Very High Speed Operation Data Rate1Mbps
ESD Protection (Human Body Model)+15kV
ESD Protection (IEC Contact Discharge)+8kV
Low Power Shutdown Current300 uA
Operating Temperature Range (Standard)-40 to 85 °C

Frequently asked questions

Can the ST3237E operate at higher speeds?

Yes, it can run at data rates of 1Mbps in very high speed operation mode.

What are the ESD protection ratings for I/O pins?

The device provides +15kV HBM and +8kV IEC 1000-4-2 contact discharge protection.

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