ST16C450CJ44TR-F

UARTs (Universal Asynchronous Receiver Transmitter) Overview

The ST16C450CJ44TR-F is a single-channel Universal Asynchronous Receiver/Transmitter (UART) integrated circuit manufactured by MaxLinear. It features a 16-byte transmit and receive FIFO buffer to enhance data throughput and reduce CPU overhead. The device operates within a supply voltage range of 2.97V to 5.5V, supporting both 3.3V and 5V logic systems. It is housed in a 44-pin PLCC package and supports data rates up to 4 Mb/s. The component is designed for surface-mount installation and complies with RoHS standards.

UARTs (Universal Asynchronous Receiver Transmitter) Feature Summary

• Integrated 16-byte FIFO buffers for efficient serial data handling
• Dual voltage operation compatible with 3.3V and 5V systems
• Supports high-speed asynchronous communication up to 4 Mb/s
• RoHS compliant construction for environmental safety

UARTs (Universal Asynchronous Receiver Transmitter) Applications

• Industrial control systems requiring reliable serial communication
• Embedded devices needing UART interface expansion
• Telecommunications equipment utilizing asynchronous protocols

UARTs (Universal Asynchronous Receiver Transmitter) Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to confirm pinout compatibility and electrical specifications. Ensure the supplier provides traceability documentation for the MaxLinear brand. Confirm that the component meets the required environmental operating temperature range for the intended application before finalizing procurement.

UARTs (Universal Asynchronous Receiver Transmitter) Selection Notes

Select this component when a single UART channel with moderate FIFO depth is required. It serves as a suitable replacement for legacy Exar or Sipex parts in existing designs. Consider the PLCC-44 package constraints during PCB layout. Verify that the target system voltage aligns with the 2.97V to 5.5V operational range.

UARTs (Universal Asynchronous Receiver Transmitter) Part Context

This part belongs to the ST16C450 series of UART controllers. It is functionally related to other single-channel UARTs in the MaxLinear portfolio. The device continues the lineage of serial interface solutions previously associated with Exar Corporation. It is distinct from multi-channel variants like the ST16C2550.

UARTs (Universal Asynchronous Receiver Transmitter) Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided reference material. Cross-referencing with original Exar or Sipex equivalents may be necessary for direct pin-to-pin replacement in legacy designs.