Download UT3243 Datasheet PDF
UT3243 page 2
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UT3243 Description

TSSOP-28 The UTC UT3243 consists of 3 drivers and 5 receivers. It meets ElA/TIA-232 and V.28/V.24 specifications, it intended for notebook 1 puter applications. A high-efficiency, dual charge-pumps power supply and a low-dropout transmitter bine to deliver true RS-232 performance from a single +3.0V ~ +5.5V power supply.

UT3243 Key Features

  • Operates With 3.0V ~ 5.5V Power Supply
  • Three Drivers and Five Receivers
  • Operates Up To 235 kbps
  • Designed to Transmit at a Data Rate of 235 kbps
  • Low Standby Current (1uA Typical)
  • External Capacitors (4×0.1µF)
  • Accepts 5.0V Logic Input With 3.3V Supply
  • Always-Active Non-inverting Receiver Output (R2OUTB)
  • Serial-Mouse Drivability
  • ESD(HBM) Protected ±8KV(MIN.) for RS-232 Pins