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Manufacturer Part #


SP3243EU Series 1 Mbps 5.5 V 3 Driver/5 Receiver RS-232 Transceiver - SSOP-28

Product Specification Section
MaxLinear SP3243EUEA-L/TR - Technical Attributes
Attributes Table
Data Rate: 1Mbps
ESD Voltage-Max: ±15kV
Operating Temp Range: -40°C to +85°C
Supply Voltage: 3V to 5.5V
Duplex: Full Duplex
Function: Transceiver
No. of Drivers: 3
No. of Receivers: 5
Supply Current: 0.3mA
Power Dissipation: 0.9W
No of Terminals: 28
Moisture Sensitivity Level: 2
Package Style:  SSOP-28
Mounting Method: Surface Mount
Features & Applications

The SP3243EUEA-L/TR is a 3 driver and 5 receiver intelligent RS-232 transceiver. Available in surface mount SSOP-28 package.

This device includes one complementary receiver that remains alert to monitor an external device's Ring Indicate signal while the device is shutdown. It feature slew-rate limited outputs for reduced crosstalk and EMI. The "U" and "H" series are optimized for high speed with data rates up to 1Mbps, easily meeting the demands of high speed RS-232 applications.


  • Meets true EIA/TIA-232-F Standards from a +3.0 V to +5.5 V power supply
  • Interoperable with EIA/TIA-232 and adheres to EIA/TIA-562 down to a +2.7 V power source
  • AUTO ON-LINE circuitry automatically wakes up from a 1 μA shutdown
  • Regulated Charge Pump Yields Stable RS-232 Outputs Regardless of VCC Variations
  • Enhanced ESD Specifications:
    • +15 kV Human Body Model
    • +15 kV IEC61000-4-2 Air Discharge
    • +8 kV IEC61000-4-2 Contact Discharge
  • 250 Kbps min. transmission rate (EB)
  • 1000 Kbps min. transmission rate (EU)
  • Ideal for High Speed RS-232 Applications

View the available SP3243 series of RS-232 Transceivers

Pricing Section
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On Order:
Factory Stock:Factory Stock:
Factory Lead Time:
12 Weeks
Minimum Order:
Multiple Of:
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