ST16C2550IQ48-F

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ST16C2550IQ48-F

IC DUART FIFO 16B 48TQFP

  • 제조업체MaxLinear, Inc.
  • Mfr.부분 #ST16C2550IQ48-F
  • 패키지
  • 데이터시트
  • 재고 있음7093

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사양

Part Status Active
Features Internal Oscillator, Timer/Counter
Number of Channels 2, DUART
FIFO's 16 Byte
Protocol RS232, RS485
Data Rate (Max) 4Mbps
Voltage - Supply 2.97V ~ 5.5V
With False Start Bit Detection Yes
With Modem Control Yes
Mounting Type Surface Mount
Package / Case 48-TQFP
Supplier Device Package 48-TQFP (7x7)
Base Product Number ST16C2550

개요

Description

The ST16C2550IQ48-F is a dual universal asynchronous receiver/transmitter (UART) designed for high-speed communication in embedded systems. It supports data rates up to 3 Mbps and operates in various modes, including 8-bit data, 1 or 2 stop bits, and even parity options. The device features a 16-byte FIFO (First In, First Out) buffer for both transmit and receive operations, which helps to reduce CPU overhead and improve data flow efficiency.
The ST16C2550 is compatible with 16550 UARTs, making it suitable for applications requiring serial communication, such as industrial automation, telecommunications, and data acquisition systems. It can operate in both 3.3V and 5V environments, providing flexibility in design. The device also includes hardware flow control capabilities, enhancing data integrity during transmission. Its compact 48-pin package makes it ideal for space-constrained applications. Overall, the ST16C2550IQ48-F is a reliable choice for implementing robust serial communication in various electronic projects.

Features

The ST16C2550IQ48-F is a dual-channel asynchronous communication interface designed for serial communication. Key features include:
1. Dual UART: Supports two independent UART channels for simultaneous data transmission.
2. Data Rates: Operates at baud rates up to 115.2 Kbps, suitable for various applications.
3. Data Format: Configurable data formats, allowing variable word lengths (5 to 8 bits) and parity settings.
4. FIFO Buffer: 16-byte transmit and receive FIFO buffers help to reduce CPU load and enhance data handling.
5. Interrupt Management: Offers a flexible interrupt system that includes status interrupts for improved data flow control.
6. Compatibility: Backward compatible with the 16550 UART, facilitating easy integration into existing systems.
7. Low Power Consumption: Designed for efficient operation, making it suitable for battery-operated devices.
8. Enhanced Features: Includes features like automatic hardware flow control and software reset capabilities.
This device is commonly used in applications such as embedded systems, industrial automation, and communication devices.

Package

The ST16C2550IQ48-F comes in a PQFP (Plastic Quad Flat Package) type with 48 pins. It is designed for surface mounting and is commonly used for UART applications in communication systems.

Pinout

The ST16C2550IQ48-F is a dual-channel UART (Universal Asynchronous Receiver/Transmitter) with a pin count of 48 pins.
Pin functions include:
- Data Lines: TXD (Transmit Data), RXD (Receive Data) for both channels.
- Control Signals: RTS (Request to Send), CTS (Clear to Send), DTR (Data Terminal Ready), DSR (Data Set Ready), DCD (Data Carrier Detect), RI (Ring Indicator).
- Configuration Pins: These include address lines (A0, A1) and chip select (CS) for interfacing.
- Clock Input: A pin for the external clock signal.
- Interrupt and Status Pins: IRQ (Interrupt Request), and status output to indicate the state of the UART.
- Power Supply and Ground Pins: Required for normal operation of the device.
The ST16C2550 supports various baud rates and can be configured for different data formats, making it versatile for serial communication applications.

Manufacturer

The ST16C2550IQ48-F is manufactured by Exar Corporation, which is now part of the integrated circuit division of MaxLinear, Inc. Exar specializes in high-performance analog and mixed-signal integrated circuits, focusing on communication, networking, and storage applications. The company designs and develops solutions for various markets, including data communications, industrial automation, and consumer electronics. Exar’s products are widely used in applications requiring efficient data transfer and reliable connectivity.

Application

The ST16C2550IQ48-F is a dual UART (Universal Asynchronous Receiver-Transmitter) used in communication systems. Its application areas include industrial automation, embedded systems, telecommunications, data acquisition, and networking. It facilitates serial communication for devices like modems, printers, and microcontrollers, enabling efficient data transfer in various electronic applications.

Equivalent

The ST16C2550IQ48-F chip is a dual UART (Universal Asynchronous Receiver-Transmitter) with advanced features. Equivalent products include:
1. AIC 16550 - A widely used UART with similar functionality.
2. Texas Instruments TL16C550 - Another dual UART with comparable specs.
3. NXP SC16C2550 - A modern variant offering similar features.
Check the specific datasheets for detailed compatibility in terms of voltage levels, pin configuration, and performance characteristics.

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