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Manufacturer Part #


ICL3243 Series 250 Mbps 5.5 V RS-232 Transmitter/Receiver - SSOP-28

Product Specification Section
Technical Attributes
Attributes Table
Data Rate: 250Mbps
ESD Voltage-Max: ±15kV
Operating Temp Range: 0°C to 70°C
Supply Voltage: 3V to 5.5V
Package Style:  SSOP-28
Mounting Method: Surface Mount
Features & Applications

The ICL3243ECAZ-T is a RS-232 transmitter and receiver IC with 3 transmitter and 5 receiver, available in 28 pin SSOP package.

This device is a 3-driver, 5-receiver devices that provide a complete serial port suitable for laptop or notebook computers. It also feature an automatic power-down function which powers down the on-chip power-supply and driver circuits.


  • ESD Protection for RS-232 I/O Pins to ±15kV (IEC61000)
  • Drop in Replacements for MAX3221E, MAX3222E, MAX3223E, MAX3232E, MAX3241E, MAX3243E, SP3243E
  • RS-232 Compatible with VCC = 2.7V
  • Meets EIA/TIA-232 and V.28/V.24 Specifications at 3V
  • Latch-Up Free
  • On-Chip Voltage Converters Require Only Four External 0.1 μF Capacitors
  • Manual and Automatic Power-Down Features
  • Guaranteed Mouse Driveability (ICL324xE Only)
  • Receiver Hysteresis For Improved Noise Immunity
  • Guaranteed Minimum Data Rate : 250 kbps
  • Wide Power Supply Range : Single +3V to +5.5 V
  • Low Supply Current in Power-Down State : 1 μA
  • Pb-Free Available (RoHS Compliant)


  • Any System Requiring RS-232 Communication Ports
    • Battery Powered, Hand-Held, and Portable Equipment
    • Laptop Computers, Notebooks, Palmtops
    • Modems, Printers and other Peripherals
    • Digital Cameras
    • Cellular/Mobile Phones
Pricing Section
Web Price:
$2.25 USD Each
Cost Per Unit

$7.00 reeling fee is amortized over the number of components for each reel.
Mini-Reels are a custom product and are non-cancelable and non-returnable.