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SP3240F3 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
SP3240F3SIPEX337Yes

SP3240F3 is a 3.

The SP3240F3 is a 3.3V-powered RS-232 transceiver manufactured by SIPEX (now part of Exar Corporation).

Specifications:

  • Supply Voltage: 3.3V ±10%
  • Data Rate: Up to 235 kbps
  • Number of Drivers/Receivers: 3 drivers, 5 receivers
  • ESD Protection: ±15kV (Human Body Model)
  • Operating Temperature Range: -40°C to +85°C
  • Package: 28-pin SSOP

Descriptions:

The SP3240F3 is a low-power RS-232 transceiver designed for 3.3V systems. It meets EIA/TIA-232-F standards and is compatible with both 5V and 3.3V logic levels. The device includes an onboard charge pump for generating RS-232 voltage levels (±5.5V) from a single 3.3V supply.

Features:

  • Low Power Consumption: Auto Powerdown feature reduces power when not in use.
  • Enhanced ESD Protection: Protects against electrostatic discharge up to ±15kV.
  • Wide Supply Range: Operates from 3.0V to 3.6V.
  • Integrated Charge Pump: Eliminates the need for external voltage converters.
  • Flow-Through Pinout: Simplifies PCB layout.
  • Compliant with EIA/TIA-232-F and ITU-T V.28 standards.

This transceiver is commonly used in industrial, telecom, and embedded systems requiring reliable RS-232 communication.

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