Exar Corporation
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XR21B1421IL24-F
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XR21B1421IL24-F

Product Overview

Category

The XR21B1421IL24-F belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in electronic devices for data communication and control purposes.

Characteristics

  • High-performance integrated circuit
  • Designed for reliable and efficient data transfer
  • Compact size for space-constrained applications
  • Low power consumption
  • Wide operating temperature range

Package

The XR21B1421IL24-F is available in a 24-pin LQFP (Quad Flat Package) package.

Essence

This IC is essential for enabling seamless data communication and control within electronic devices.

Packaging/Quantity

The XR21B1421IL24-F is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

  • Supply voltage: 3.3V
  • Operating temperature range: -40°C to +85°C
  • Data transfer rate: Up to 12 Mbps
  • Number of UART channels: 2
  • GPIO (General Purpose Input/Output) pins: 8
  • Supported protocols: RS-232, RS-485, and UART

Detailed Pin Configuration

The XR21B1421IL24-F has a total of 24 pins, each serving a specific purpose. The pin configuration is as follows:

  1. VCC - Power supply input
  2. GND - Ground reference
  3. TXD1 - Transmit data for channel 1
  4. RXD1 - Receive data for channel 1
  5. RTS1 - Request to send for channel 1
  6. CTS1 - Clear to send for channel 1
  7. TXD2 - Transmit data for channel 2
  8. RXD2 - Receive data for channel 2
  9. RTS2 - Request to send for channel 2
  10. CTS2 - Clear to send for channel 2
  11. GPIO1 - General Purpose Input/Output pin 1
  12. GPIO2 - General Purpose Input/Output pin 2
  13. GPIO3 - General Purpose Input/Output pin 3
  14. GPIO4 - General Purpose Input/Output pin 4
  15. GPIO5 - General Purpose Input/Output pin 5
  16. GPIO6 - General Purpose Input/Output pin 6
  17. GPIO7 - General Purpose Input/Output pin 7
  18. GPIO8 - General Purpose Input/Output pin 8
  19. RS-232 - RS-232 protocol interface pin
  20. RS-485 - RS-485 protocol interface pin
  21. NC - No connection
  22. NC - No connection
  23. NC - No connection
  24. NC - No connection

Functional Features

The XR21B1421IL24-F offers the following functional features:

  • Dual UART channels for simultaneous data transmission and reception
  • Support for multiple protocols, including RS-232 and RS-485
  • Built-in GPIO pins for additional control and interfacing capabilities
  • Low power consumption for energy-efficient operation
  • Robust design for reliable data transfer in various environments
  • Wide operating temperature range for versatile applications

Advantages and Disadvantages

Advantages

  • High-performance data communication and control capabilities
  • Compact size for space-constrained applications
  • Wide operating temperature range allows usage in extreme conditions
  • Support for multiple protocols enhances versatility
  • Low power consumption for energy efficiency

Disadvantages

  • Limited number of UART channels (2)
  • May require additional external components for certain applications

Working Principles

The XR21B1421IL24-F operates based on the principles of UART (Universal Asynchronous Receiver-Transmitter) communication. It receives and transmits data in a serial format, allowing for reliable and efficient data transfer between electronic devices.

Detailed Application Field Plans

The XR21B1421IL24-F finds applications in various fields, including:

  1. Industrial automation: Used for data communication and control in industrial machinery and equipment.
  2. Telecommunications: Enables seamless data transfer in networking and telecommunications systems.
  3. Consumer electronics: Integrated into devices such as smart home appliances and gaming consoles for data communication purposes.
  4. Automotive: Facilitates communication between different vehicle systems, enhancing overall performance and functionality.
  5. Medical devices: Enables reliable data transfer in medical equipment for accurate monitoring and diagnosis.

Detailed and Complete Alternative Models

  1. XR21V1410IL16-F
  2. XR21V1412IL16-F
  3. XR21V1414IL16-F
  4. XR21V1416IL16-F
  5. XR21V1418IL16-F

These alternative models offer similar functionality and characteristics to the XR21B1421IL24-F, with variations in pin configuration and package options.

*Note

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de XR21B1421IL24-F en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of XR21B1421IL24-F in technical solutions:

Q1: What is XR21B1421IL24-F? A1: XR21B1421IL24-F is a specific model of UART (Universal Asynchronous Receiver-Transmitter) integrated circuit (IC) manufactured by Exar Corporation.

Q2: What are the key features of XR21B1421IL24-F? A2: Some key features of XR21B1421IL24-F include high-speed data transfer rates, multiple UART channels, low power consumption, and support for various protocols.

Q3: What applications can XR21B1421IL24-F be used for? A3: XR21B1421IL24-F can be used in various applications such as industrial automation, embedded systems, robotics, communication devices, and IoT (Internet of Things) solutions.

Q4: How many UART channels does XR21B1421IL24-F support? A4: XR21B1421IL24-F supports up to two independent UART channels, allowing simultaneous communication with multiple devices.

Q5: What is the maximum data transfer rate supported by XR21B1421IL24-F? A5: XR21B1421IL24-F supports high-speed data transfer rates up to 12 Mbps, making it suitable for applications requiring fast and reliable communication.

Q6: Does XR21B1421IL24-F support flow control? A6: Yes, XR21B1421IL24-F supports hardware flow control using RTS (Request to Send) and CTS (Clear to Send) signals, ensuring efficient data transmission.

Q7: Can XR21B1421IL24-F operate in low power modes? A7: Yes, XR21B1421IL24-F features low power consumption and supports various low power modes, enabling energy-efficient operation in battery-powered devices.

Q8: What protocols are supported by XR21B1421IL24-F? A8: XR21B1421IL24-F supports popular protocols such as RS-232, RS-422, and RS-485, providing compatibility with a wide range of communication standards.

Q9: Is XR21B1421IL24-F compatible with different microcontrollers? A9: Yes, XR21B1421IL24-F is designed to be compatible with various microcontrollers, making it easy to integrate into different technical solutions.

Q10: Are evaluation boards or development kits available for XR21B1421IL24-F? A10: Yes, Exar Corporation provides evaluation boards and development kits for XR21B1421IL24-F, which can help developers quickly prototype and test their applications.

Please note that the specific details and answers may vary depending on the manufacturer's documentation and specifications.