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SC16C550B

5 V, 3.3 V and 2.5 V UART with 16-byte FIFOs

Partnumber Manufacturer Quantity Availability
SC16C550B 25 In Stock

Description and Introduction

5 V, 3.3 V and 2.5 V UART with 16-byte FIFOs The SC16C550B is a UART (Universal Asynchronous Receiver/Transmitter) manufactured by NXP Semiconductors. Below are the key specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Manufacturer:**  
NXP Semiconductors  

### **Specifications:**  
- **Interface Type:** UART (Universal Asynchronous Receiver/Transmitter)  
- **Data Rate:** Up to 1.5 Mbps  
- **Operating Voltage:** 3.3V or 5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Options:** PLCC, LQFP, DIP  
- **FIFO Buffers:** 16-byte transmit and receive FIFOs  
- **Programmable Baud Rate Generator**  
- **Modem Control Signals:** RTS, CTS, DTR, DSR, DCD, RI  
- **Auto Flow Control:** Supports hardware and software flow control  
- **Interrupt Handling:** Programmable interrupt prioritization  

### **Descriptions:**  
The SC16C550B is a high-performance UART designed for serial communication applications. It provides reliable data transmission and reception with enhanced features such as FIFO buffers to reduce CPU overhead. It is compatible with industry-standard UARTs and supports both 3.3V and 5V operation.  

### **Features:**  
- **16-byte FIFOs** for transmit and receive to minimize CPU interrupts  
- **Programmable baud rate generator** with prescaler  
- **Auto RTS/CTS hardware flow control**  
- **Auto RS-485 half-duplex direction control**  
- **Software flow control (XON/XOFF)** support  
- **Low power consumption** with power-down mode  
- **Industrial temperature range** (-40°C to +85°C)  
- **Compatible with industry-standard 16C450 and 16C550**  

This information is based on the manufacturer's datasheet and technical documentation.

Partnumber Manufacturer Quantity Availability
SC16C550B PHI 250 In Stock

Description and Introduction

5 V, 3.3 V and 2.5 V UART with 16-byte FIFOs The SC16C550B is a UART (Universal Asynchronous Receiver/Transmitter) manufactured by Philips Semiconductors (PHI). Below are the factual specifications, descriptions, and features:

### **Manufacturer:**  
- **PHI (Philips Semiconductors)**  

### **Specifications:**  
- **Interface:** UART (Universal Asynchronous Receiver/Transmitter)  
- **Data Rate:** Up to 1.5 Mbps  
- **FIFO Buffers:** 16-byte transmit and receive FIFOs  
- **Voltage Supply:** 3.3V or 5V operation  
- **Package Options:** 44-pin PLCC, 48-pin LQFP, and others  
- **Operating Temperature Range:** Commercial (0°C to +70°C) and Industrial (-40°C to +85°C)  
- **Compatibility:** Pin-compatible with the SC16C550  

### **Descriptions:**  
- The SC16C550B is an enhanced UART with 16-byte FIFOs, designed to reduce CPU overhead in high-speed serial communication.  
- It supports standard modem control signals and includes programmable baud rate generation.  
- Suitable for applications in industrial control, networking, and embedded systems.  

### **Features:**  
- **16-byte FIFOs** for transmit and receive to minimize CPU interrupts  
- **Auto hardware and software flow control** (Xon/Xoff, RTS/CTS)  
- **Programmable baud rate generator** with prescaler  
- **Modem control functions** (CTS, RTS, DSR, DTR, RI, DCD)  
- **Industrial temperature range support** (-40°C to +85°C)  
- **Low power consumption** with power-down mode  
- **Compatible with industry-standard 16C450 and 16C550**  

This information is sourced from Philips Semiconductors' official documentation.

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