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SC28L91A1B from NXP,NXP Semiconductors

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SC28L91A1B

Manufacturer: NXP

3.3 V or 5.0 V Universal Asynchronous Receiver/Transmitter (UART)

Partnumber Manufacturer Quantity Availability
SC28L91A1B NXP 458 In Stock

Description and Introduction

3.3 V or 5.0 V Universal Asynchronous Receiver/Transmitter (UART) The SC28L91A1B is a Universal Asynchronous Receiver/Transmitter (UART) manufactured by NXP. Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Supply Voltage:** 3.3V or 5V operation  
- **Operating Temperature Range:** -40°C to +85°C  
- **Data Rate:** Up to 1 Mbps  
- **Number of Channels:** Single UART channel  
- **FIFO Buffers:** 64-byte transmit and receive FIFOs  
- **Interface:** Parallel (8-bit)  
- **Package:** PLCC-44  

### **Descriptions:**  
- The SC28L91A1B is a high-performance UART designed for serial communication applications.  
- It supports full-duplex asynchronous data transfer and includes advanced features such as automatic hardware/software flow control.  
- It is compatible with industry-standard UARTs, making it suitable for legacy system upgrades.  

### **Features:**  
- **64-byte FIFOs:** Reduces CPU overhead by minimizing interrupts.  
- **Programmable Baud Rate:** Supports a wide range of data rates.  
- **Auto Flow Control:** Includes hardware (RTS/CTS) and software (XON/XOFF) flow control.  
- **Modem Control Signals:** Includes DTR, DSR, RTS, CTS, RI, and DCD.  
- **Low Power Modes:** Supports power-saving features.  
- **Interrupt Handling:** Configurable interrupt prioritization.  

This information is based on the manufacturer's datasheet and technical documentation. For detailed electrical characteristics and timing diagrams, refer to the official NXP datasheet.

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