ST16C550CJ44-F

UARTs (Universal Asynchronous Receiver Transmitter) Overview

The ST16C550CJ44-F is a dual Universal Asynchronous Receiver/Transmitter (UART) interface integrated circuit manufactured by MaxLinear. It operates within a supply voltage range of 2.97 V to 5.5 V and supports data rates up to 4 Mb/s. The device features 16-byte transmit and receive FIFOs for each channel, enhancing throughput efficiency. It is housed in a PLCC-44 surface-mount package and is rated for an operating temperature range of 0°C to +70°C.

UARTs (Universal Asynchronous Receiver Transmitter) Feature Summary

• Dual-channel architecture with independent 16-byte FIFO buffers per port
• Compatible with Intel and Motorola bus protocols for flexible system integration
• Supports standard RS-232 signaling levels with internal oscillator

UARTs (Universal Asynchronous Receiver Transmitter) Applications

• Industrial control systems requiring reliable serial communication
• Embedded computing platforms utilizing Intel or Motorola bus interfaces
• Data acquisition equipment needing high-speed UART connectivity

UARTs (Universal Asynchronous Receiver Transmitter) Procurement Notes

Verify the specific suffix 'CJ' against the manufacturer's official datasheet to confirm the exact package variant and commercial temperature rating. Ensure compatibility with existing board layouts for PLCC-44 footprints before procurement. Cross-reference the part number with authorized distributors to confirm current availability status.

UARTs (Universal Asynchronous Receiver Transmitter) Selection Notes

Select this component when a dual-port UART solution with substantial buffering is required for 3.3V or 5V logic systems. Compare the 4 Mb/s maximum data rate against application requirements. Verify that the PLCC-44 package dimensions fit the mechanical constraints of the target design compared to alternative packages like LQFP.

UARTs (Universal Asynchronous Receiver Transmitter) Part Context

This component belongs to the ST16C55x series of UART interface ICs from MaxLinear. It serves as a bridge between parallel microprocessor buses and asynchronous serial data streams. The series is designed for applications demanding robust serial I/O capabilities with reduced CPU overhead due to hardware flow control and FIFO management.

UARTs (Universal Asynchronous Receiver Transmitter) Replacement Considerations

The ST16C550CJ44-F is functionally similar to the ST16C2550CJ44-F. Verify pinout compatibility and FIFO depth specifications before substitution. Check if the replacement part meets the same thermal and voltage requirements.