XR16V554IV80-F

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Serial UART (Universal Asynchronous Receiver/Transmitter) with FIFO (First-In, First-Out) buffer
• Characteristics:
  • High-speed data transfer rate
  • Low power consumption
  • Small package size
  • Easy integration into various electronic devices
• Package: 80-pin QFP (Quad Flat Package)
• Essence: The XR16V554IV80-F is a versatile IC that enables serial communication between microcontrollers or other devices.
• Packaging/Quantity: Typically sold in reels of 250 units.

Specifications

• Data Transfer Rate: Up to 3.4 Mbps
• Operating Voltage: 3.3V
• FIFO Buffer Size: 128 bytes
• Supported Protocols: RS-232, RS-422, RS-485
• Operating Temperature Range: -40°C to +85°C
• RoHS Compliance: Yes

Detailed Pin Configuration

The XR16V554IV80-F has a total of 80 pins. Here is a brief overview of the pin functions:

• Pins 1-8: UART Channel A Signals (TXA, RXA, etc.)
• Pins 9-16: UART Channel B Signals (TXB, RXB, etc.)
• Pins 17-24: UART Channel C Signals (TXC, RXC, etc.)
• Pins 25-32: UART Channel D Signals (TXD, RXD, etc.)
• Pins 33-40: Control and Status Signals (CTS, RTS, etc.)
• Pins 41-48: General Purpose I/O (GPIO) Signals
• Pins 49-56: Clock and Timing Signals
• Pins 57-64: Power Supply and Ground Pins
• Pins 65-72: Auxiliary Signals (INT, WAKE, etc.)
• Pins 73-80: Reserved for Future Use

For a detailed pin configuration diagram, please refer to the XR16V554IV80-F datasheet.

Functional Features

• Multi-channel UART: The XR16V554IV80-F supports four independent UART channels, allowing simultaneous communication with multiple devices.
• FIFO Buffer: The integrated FIFO buffer helps in managing data flow and reducing the burden on the microcontroller or host device.
• Auto Flow Control: The IC supports automatic flow control using CTS (Clear To Send) and RTS (Request To Send) signals, ensuring efficient data transfer.
• Programmable Baud Rate: The baud rate can be easily configured to match the requirements of the communication protocol.
• Error Detection and Handling: The XR16V554IV80-F includes error detection mechanisms like parity, framing, and overrun errors, enhancing data integrity.

Advantages and Disadvantages

Advantages: - High-speed data transfer rate enables fast communication between devices. - Low power consumption makes it suitable for battery-powered applications. - Small package size allows for space-efficient integration into electronic devices. - Versatile support for multiple protocols (RS-232, RS-422, RS-485) enhances compatibility.

Disadvantages: - Limited availability of alternative models may restrict design flexibility. - Complex pin configuration requires careful attention during circuit design and PCB layout.

Working Principles

The XR16V554IV80-F operates by receiving and transmitting serial data through its UART channels. It uses a combination of hardware and software to handle data transfer, buffering, and flow control. When data is received, it is stored in the FIFO buffer until it can be processed by the microcontroller or host device. Similarly, outgoing data is written to the buffer and transmitted at the appropriate baud rate.

Detailed Application Field Plans

The XR16V554IV80-F finds application in various fields, including: - Industrial Automation: Used for communication between PLCs (Programmable Logic Controllers), sensors, and other industrial devices. - Networking Equipment: Enables serial communication in routers, switches, and network appliances. - Medical Devices: Facilitates data exchange between medical equipment and control systems. - Point-of-Sale Systems: Supports communication between cash registers, barcode scanners, and receipt printers.

Detailed and Complete Alternative Models

While the XR16V554IV80-F is a popular choice for UART applications, there are alternative models available from different manufacturers. Some notable alternatives include: - MAX3100: UART with integrated SPI (Serial Peripheral Interface) from Maxim Integrated. - SC16IS752: Dual UART with I2C (Inter-Integrated Circuit) interface from NXP Semiconductors. - ST3232: RS-232 transceiver with UART interface from STMicroelectronics.

These alternative models offer similar functionality and can be considered based on specific project requirements.

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