SC16C550BIA44,529

UARTs (Universal Asynchronous Receiver Transmitter) Overview

The SC16C550BIA44,529 is a Universal Asynchronous Receiver/Transmitter (UART) manufactured by NXP Semiconductors. It operates at supply voltages of 5 V, 3.3 V, and 2.5 V within an industrial temperature range of -40 °C to +85 °C. The device features 16-byte transmit and receive FIFOs with error flags and supports serial data rates up to 3 Mbit/s at 5 V. It utilizes a PLCC44 package and provides pin compatibility with industry-standard ST16C550, TL16C550, and PC16C550 devices.

UARTs (Universal Asynchronous Receiver Transmitter) Feature Summary

• Provides 16-byte transmit and receive FIFOs with programmable trigger levels for optimized data throughput.
• Supports automatic hardware flow control via auto-RTS and auto-CTS modes to prevent overrun errors.
• Features internal loopback capability for on-board diagnostics and fault isolation.
• Includes standard modem interface signals and prioritized interrupt system controls.

UARTs (Universal Asynchronous Receiver Transmitter) Applications

• Serial data communication systems requiring parallel-to-serial conversion.
• High-speed modem interfaces supporting data compression schemes.
• Shared network environments needing fast data processing and reduced CPU bandwidth usage.

UARTs (Universal Asynchronous Receiver Transmitter) Procurement Notes

Verify the specific ordering suffix

UARTs (Universal Asynchronous Receiver Transmitter) Selection Notes

Select this component when pin compatibility with legacy 16C450 software and hardware is required alongside enhanced FIFO performance. Ensure the design accommodates the PLCC44 package dimensions and thermal requirements. Confirm that the host system supports the necessary voltage levels and interrupt configurations for optimal operation.

UARTs (Universal Asynchronous Receiver Transmitter) Part Context

This part belongs to the SC16C550B family of UARTs, which are designed as upward solutions to the 16C450. The family includes various packages such as HVQFN32, DIP40, and LQFP48. The SC16C550B series maintains functional equivalence to the 16C450 upon reset while offering superior data handling capabilities through its integrated FIFO memory.

UARTs (Universal Asynchronous Receiver Transmitter) Replacement Considerations

The SC16C550BIA44 is functionally equivalent to the ST16C550, TL16C550, and PC16C550. These parts share pin compatibility and register sets, allowing for direct substitution in designs originally utilizing those components without hardware modifications.