SC16C850VIBS,151

UARTs (Universal Asynchronous Receiver Transmitter) Overview

The SC16C850VIBS,151 is a single-channel Universal Asynchronous Receiver/Transmitter (UART) manufactured by NXP Semiconductors. It operates at 1.8 V and supports data rates up to 5 Mbit/s with an external clock or 1.5 Mbit/s using a crystal. The device features 128-byte transmit and receive FIFOs to reduce CPU bandwidth requirements. It includes an Intel XScale processor VLIO interface and is housed in an HVQFN32 package. The component functions within an industrial temperature range of -40 °C to +85 °C.

UARTs (Universal Asynchronous Receiver Transmitter) Feature Summary

• Supports high-speed serial communication with up to 5 Mbit/s data rate capability
• Integrates 128-byte transmit and receive FIFOs for enhanced throughput
• Includes built-in IrDA encoder and decoder functionality
• Features software-compatible registers with industry standard SC16C650B

UARTs (Universal Asynchronous Receiver Transmitter) Applications

• Intel XScale processor systems requiring VLIO bus interface
• High-speed modem connections
• Shared network environments requiring fast data processing

UARTs (Universal Asynchronous Receiver Transmitter) Procurement Notes

Verify the specific ordering suffix to confirm the package type and tape/reel configuration. Confirm RoHS compliance status as required by project specifications. Ensure the design accommodates the HVQFN32 thermal pad requirements for proper heat dissipation and electrical grounding during assembly.

UARTs (Universal Asynchronous Receiver Transmitter) Selection Notes

Select this component when a low-power 1.8 V UART solution is required for XScale-based architectures. The 128-byte FIFO depth is suitable for applications demanding reduced host processor intervention. Verify that the system clock frequency supports the desired baud rate generation capabilities within the specified operating temperature range.

UARTs (Universal Asynchronous Receiver Transmitter) Part Context

This part belongs to the SC16C850V family of single-channel UARTs. It serves as an upward solution to the SC16C650B, offering increased FIFO memory capacity and support for the Intel XScale VLIO interface. The family is designed for embedded systems requiring reliable asynchronous serial data conversion.

UARTs (Universal Asynchronous Receiver Transmitter) Replacement Considerations

The SC16C850VIBS is software compatible with the SC16C650B. Designers migrating from the SC16C650B should verify register configurations, particularly regarding FIFO trigger levels and extended mode settings, to ensure seamless integration without hardware modifications.