UPD78F9221MC(T)-5A4-A

Product Overview

• Category: Microcontroller
• Use: Embedded systems, consumer electronics, industrial automation
• Characteristics:
  • High-performance 8-bit microcontroller
  • Low power consumption
  • Wide operating voltage range
  • Rich peripheral set
• Package: TQFP-100
• Essence: The UPD78F9221MC(T)-5A4-A is a versatile microcontroller designed for various applications requiring high performance and low power consumption.
• Packaging/Quantity: Available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Architecture: 8-bit
• CPU Speed: 20 MHz
• Program Memory Size: 32 KB Flash
• Data Memory Size: 2 KB RAM
• Operating Voltage Range: 2.7V to 5.5V
• Number of I/O Pins: 82
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converter (ADC): 10-bit, 8 channels
• Timers/Counters: 16-bit, 4 channels
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The UPD78F9221MC(T)-5A4-A microcontroller has a total of 100 pins arranged as follows:

• Port A (PA0-PA7)
• Port B (PB0-PB7)
• Port C (PC0-PC7)
• Port D (PD0-PD7)
• Port E (PE0-PE7)
• Port F (PF0-PF7)
• Port G (PG0-PG7)
• Port H (PH0-PH7)
• Port J (PJ0-PJ7)
• Port K (PK0-PK7)
• Port L (PL0-PL7)

Functional Features

1. High Performance: The UPD78F9221MC(T)-5A4-A microcontroller operates at a CPU speed of 20 MHz, providing fast and efficient processing capabilities.
2. Low Power Consumption: With its optimized architecture and power-saving features, this microcontroller ensures minimal power consumption, making it suitable for battery-powered applications.
3. Rich Peripheral Set: The device offers a wide range of peripherals, including UART, SPI, I2C interfaces, ADC, and timers/counters, enabling seamless integration with various external devices.
4. Flexible Operating Voltage Range: The microcontroller supports an operating voltage range of 2.7V to 5.5V, allowing compatibility with different power supply configurations.
5. Robust Packaging: The TQFP-100 package provides excellent mechanical and thermal properties, ensuring reliable operation in demanding environments.

Advantages and Disadvantages

Advantages: - High-performance processing capabilities - Low power consumption for energy-efficient designs - Versatile peripheral set for enhanced functionality - Wide operating voltage range for flexibility - Robust packaging for reliable operation

Disadvantages: - Limited program memory size (32 KB) compared to some other microcontrollers in the market - Relatively higher cost compared to lower-end microcontrollers

Working Principles

The UPD78F9221MC(T)-5A4-A microcontroller follows the basic principles of an 8-bit microcontroller. It executes instructions stored in its program memory, interacts with external devices through its various peripherals, and performs data processing tasks based on user-defined algorithms. The microcontroller's central processing unit (CPU) coordinates all operations and communicates with other components to achieve the desired functionality.

Detailed Application Field Plans

The UPD78F9221MC(T)-5A4-A microcontroller finds applications in various fields, including:

1. Embedded Systems: It is widely used in embedded systems for controlling and monitoring devices such as home appliances, automotive systems, and industrial equipment.
2. Consumer Electronics: The microcontroller is suitable for consumer electronics products like smart home devices, wearable gadgets, and multimedia systems.
3. Industrial Automation: It plays a crucial role in industrial automation applications, including factory automation, process control, and robotics.
4. Internet of Things (IoT): With its low power consumption and rich peripheral set, the microcontroller is ideal for IoT applications, enabling connectivity and data processing in smart devices.

Detailed and Complete Alternative Models

1. UPD78F9221MC(T)-5A4-A: The model discussed in this entry, offering a balance between performance and cost.
2. UPD78F9221MC(T)-5A3-A: Similar to the discussed model but with a smaller program memory size (16 KB Flash