MXL83947-AQB-R

Drivers, Receivers, Transceivers Overview

The MXL83947-AQB-R is a 3-driver/5-receiver RS-232 transceiver designed for portable applications. It operates on a single +3.0V to +5.5V supply. The device features intelligent charge pump technology that generates stable RS-232 voltages regardless of VCC variations or low data rates. It includes adjustable charge pump frequency and receiver hysteresis of 300 mV. The component is housed in a 32-VFQFN exposed pad package with surface mount mounting type.

Drivers, Receivers, Transceivers Feature Summary

• Intelligent charge pump ensures stable RS-232 outputs independent of VCC changes
• Supports operation at minimal data rates without voltage degradation
• Includes adjustable charge pump frequency for power optimization
• Features 300 mV receiver hysteresis for noise immunity

Drivers, Receivers, Transceivers Applications

• Portable hand-held devices
• Battery-powered equipment
• RS-232 serial communication interfaces

Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix AQB-R against the manufacturer's official datasheet to confirm package type and tape-and-reel configuration. Ensure the supplier provides documentation matching the MaxLinear part number exactly. Cross-reference the 32-QFN (5x5) footprint requirements with your PCB design guidelines before procurement.

Drivers, Receivers, Transceivers Selection Notes

Select this component when designing battery-operated systems requiring reliable RS-232 communication at varying supply voltages. The intelligent charge pump eliminates the need for external components typically required by standard transceivers. Consider the 32-VFQFN package size constraints and thermal dissipation requirements for dense PCB layouts.

Drivers, Receivers, Transceivers Part Context

This part belongs to the MxL83947 family of intelligent RS-232 transceivers from MaxLinear. These devices are engineered specifically for low-power portable electronics where space and energy efficiency are critical. The family integrates charge pump functionality directly into the IC to simplify system design.

Drivers, Receivers, Transceivers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.