SC68C752BIB48,151

UARTs (Universal Asynchronous Receiver Transmitter) Overview

The SC68C752BIB48,151 is a dual Universal Asynchronous Receiver/Transmitter (UART) manufactured by NXP USA Inc. It features two independent channels with 64-byte transmit and receive FIFOs. The device supports data rates up to 5 Mbit/s and operates at supply voltages of 5 V, 3.3 V, or 2.5 V. It includes automatic hardware and software flow control, a programmable baud rate generator, and a Motorola 68 mode microprocessor interface. The component is housed in an LQFP48 package.

UARTs (Universal Asynchronous Receiver Transmitter) Feature Summary

• Dual channel architecture with 64-byte FIFOs for both transmission and reception
• Supports 5 V, 3.3 V, and 2.5 V operation with 5 V tolerant input pins
• Integrated hardware and software flow control mechanisms including auto-RTS and auto-CTS
• Programmable interrupt system with prioritized levels and DMA signaling capability

UARTs (Universal Asynchronous Receiver Transmitter) Applications

• Motorola 68 mode microprocessor systems requiring serial communication
• Industrial control applications needing reliable UART interfaces with hardware flow control
• Embedded systems utilizing DMA for high-speed data transfer between peripherals and processors

UARTs (Universal Asynchronous Receiver Transmitter) Procurement Notes

Verify the specific ordering suffix

UARTs (Universal Asynchronous Receiver Transmitter) Selection Notes

Select this component when a dual UART with 64-byte FIFOs and Motorola 68 mode compatibility is required. Ensure the design supports 5 V, 3.3 V, or 2.5 V logic levels. Consider the LQFP48 package constraints for PCB layout. Verify that the application benefits from the integrated hardware flow control and prioritized interrupt features.

UARTs (Universal Asynchronous Receiver Transmitter) Part Context

The SC68C752BIB48,151 belongs to the SC68C752B family of dual UARTs. It shares functional characteristics with other variants in the series but differs in packaging and specific ordering details. This part number specifically denotes the LQFP48 package version. Other members of the family may offer different pin counts or thermal enhancements.

UARTs (Universal Asynchronous Receiver Transmitter) Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Evaluate alternative dual UARTs with similar FIFO sizes and voltage tolerances if direct replacement is necessary.