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TRS3227E Datasheet 3-v To 5.5-v Single-channel Rs-232 Line Driver/receiver

Manufacturer: Texas Instruments

Overview: www.ti.com TRS3227E 3-V TO 5.5-V SINGLE-CHANNEL RS-232 LINE DRIVER/RECEIVER WITH ±15-kV IEC ESD PROTECTION SLLS795 – JUNE.

General Description

/ORDERING INFORMATION The TRS3227E consists of one line driver, one line receiver, and a dual charge-pump circuit with ±15-kV IEC ESD protection pin to pin (serial-port connection pins, including GND).

The device meets the requirements of TIA/EIA-232-F and provides the electrical interface between an asynchronous communication controller and the serial-port connector.

The charge pump and four small external capacitors allow operation from a single 3-V to 5.5-V supply.

Key Features

  • Meets or Exceeds the Requirements of TIA/EIA-232-F and ITU v.28 Standards.
  • Operates With 3-V to 5.5-V VCC Supply.
  • Operates at Least 1 Mbit/s.
  • Low Standby Current . . . 1 μA Typ.
  • External Capacitors . . . 4 × 0.1 μF.
  • Accepts 5-V Logic Input With 3.3-V Supply.
  • Designed to Be Interchangeable With Industry Standard '3227E Devices.
  • Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II.
  • ESD Protection for RS-232 I/O.

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