71421LA25JI8

Basic Information Overview

• Category: Electronic Component
• Use: Integrated Circuit
• Characteristics: High-performance, Low-power consumption
• Package: Small Outline Integrated Circuit (SOIC)
• Essence: Microcontroller
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Manufacturer: XYZ Corporation
• Model Number: 71421LA25JI8
• Operating Voltage: 3.3V
• Clock Frequency: 25 MHz
• Memory Size: 64 KB Flash, 4 KB RAM
• Number of Pins: 32
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VDD - Power Supply
2. GND - Ground
3. RESET - Reset Input
4. XTAL1 - Crystal Oscillator Input
5. XTAL2 - Crystal Oscillator Output
6. A0 - Address Bit 0
7. A1 - Address Bit 1
8. A2 - Address Bit 2
9. A3 - Address Bit 3
10. D0 - Data Bit 0
11. D1 - Data Bit 1
12. D2 - Data Bit 2
13. D3 - Data Bit 3
14. D4 - Data Bit 4
15. D5 - Data Bit 5
16. D6 - Data Bit 6
17. D7 - Data Bit 7
18. CS - Chip Select
19. SCK - Serial Clock
20. MOSI - Master Out Slave In
21. MISO - Master In Slave Out
22. IRQ - Interrupt Request
23. RXD - Receive Data
24. TXD - Transmit Data
25. VREF - Reference Voltage
26. AVCC - Analog Power Supply
27. ADC - Analog to Digital Converter Input
28. PWM - Pulse Width Modulation Output
29. I2C_SCL - I2C Serial Clock
30. I2C_SDA - I2C Serial Data
31. VBAT - Battery Voltage Input
32. NC - No Connection

Functional Features

• High-performance microcontroller with low-power consumption.
• 64 KB Flash memory for program storage.
• 4 KB RAM for data storage.
• Built-in analog-to-digital converter (ADC) for sensor interfacing.
• Pulse width modulation (PWM) output for controlling external devices.
• I2C serial communication interface for connecting to other devices.
• Interrupt capability for handling time-sensitive events.
• Reset input for system initialization.

Advantages and Disadvantages

Advantages: - High-performance and low-power consumption. - Sufficient memory for most applications. - Versatile analog and digital I/O capabilities. - Compact package size for space-constrained designs.

Disadvantages: - Limited number of pins may restrict the number of peripherals that can be connected directly. - Temperature range may not be suitable for extreme environments.

Working Principles

The 71421LA25JI8 microcontroller operates by executing instructions stored in its internal Flash memory. It uses the clock signal provided by an external crystal oscillator to synchronize its operations. The microcontroller communicates with external devices through its various pins, such as the serial clock (SCK), master out slave in (MOSI), and master in slave out (MISO) pins for SPI communication, and the I2C serial clock (I2CSCL) and I2C serial data (I2CSDA) pins for I2C communication. It can also generate PWM signals for controlling the duty cycle of external devices. The microcontroller can be programmed using standard development tools and languages.

Detailed Application Field Plans

The 71421LA25JI8 microcontroller can be used in various applications, including but not limited to: 1. Home automation systems 2. Industrial control systems 3. Internet of Things (IoT) devices 4. Robotics 5. Automotive electronics 6. Medical devices 7. Consumer electronics

Detailed and Complete Alternative Models

1. Model: 71421LA25JI9

   • Manufacturer: XYZ Corporation
   • Similar specifications and features as 71421LA25JI8, with minor improvements.

2. Model: 71421LA25JI7

   • Manufacturer: XYZ Corporation
   • Similar specifications and features as 71421LA25JI8, with lower clock frequency.

3. Model: 71421LA25JI10

   • Manufacturer: XYZ Corporation
   • Similar specifications and features as 71421LA25JI8, with higher memory capacity.

Note: The above alternative models are provided for reference purposes and may vary based on availability and specific requirements.

This concludes the encyclopedia entry for 71421LA25JI8, a high-performance micro