Specifications
| Attribute | Value |
| Package / Case | Tray |
| Series | W78 |
| Part Status | Active |
| Core Processor | 8052 |
| Core Size | 8-Bit |
| Speed | 40MHz |
| Connectivity | EBI/EMI, UART/USART |
| Peripherals | POR, WDT |
| Number of I/O | 36 |
| Program Memory Size | 8KB (8K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 256 x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.4V ~ 5.5V |
| Oscillator Type | External |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Overview
Description
The W78E052DFG is a microcontroller from Nuvoton Technology, part of the 8051 family of microcontrollers. It is designed for embedded system applications that require enhanced performance and additional features compared to traditional 8-bit microcontrollers. The W78E052DFG offers a range of functionalities, including a robust instruction set, multiple I/O ports, timers, serial communication interfaces, and interrupt capabilities.
Key features include:
- 8-bit CPU with a high level of instruction compatibility with the MCS-51 family.
- On-chip flash memory for program storage, allowing for easy updates and flexibility.
- Multiple I/O ports for interfacing with other hardware components.
- Built-in timers and counters for precise event scheduling and timekeeping.
- UART for serial communication, making it suitable for applications requiring data transmission.
- Support for in-circuit programming and debugging, which streamlines development processes.
Overall, the W78E052DFG microcontroller is suitable for a variety of applications, including industrial automation, consumer electronics, and communication devices, where efficient control processing is crucial.
Key features include:
- 8-bit CPU with a high level of instruction compatibility with the MCS-51 family.
- On-chip flash memory for program storage, allowing for easy updates and flexibility.
- Multiple I/O ports for interfacing with other hardware components.
- Built-in timers and counters for precise event scheduling and timekeeping.
- UART for serial communication, making it suitable for applications requiring data transmission.
- Support for in-circuit programming and debugging, which streamlines development processes.
Overall, the W78E052DFG microcontroller is suitable for a variety of applications, including industrial automation, consumer electronics, and communication devices, where efficient control processing is crucial.
Equivalent
The W78E052DFG is an 8-bit microcontroller from Nuvoton. Equivalent products include the Atmel AT89C52 and Microchip SST89E52, as they share similar architectures and functionalities. These alternatives offer comparable features like flash memory, RAM, and I/O ports, making them suitable replacements in applications where the W78E052DFG is used. Ensure compatibility with your specific application requirements before substitution.
Features
The W78E052DFG is a microcontroller developed by Nuvoton Technology, known for its enhanced 8-bit architecture. Key features include:
1. Core: 8051-compatible architecture for efficient processing.
2. Memory: 8KB Flash memory for program storage, 256 bytes of RAM, and 512 bytes of auxiliary RAM.
3. I/O Ports: 36 general-purpose I/O pins for interfacing with external devices.
4. Timers: Three 16-bit timers/counters for precise timing operations.
5. Serial Communication: Supports UART for asynchronous communication.
6. Interrupts: Multiple interrupt sources with four priority levels.
7. Clock: On-chip oscillator with a frequency range of up to 40 MHz.
8. Power Management: Low power consumption modes, including idle and power-down modes.
9. Additional Features: Watchdog timer, power-off flag, and brown-out detection for system reliability.
These features make the W78E052DFG suitable for a range of applications, including industrial control, consumer electronics, and embedded systems.
1. Core: 8051-compatible architecture for efficient processing.
2. Memory: 8KB Flash memory for program storage, 256 bytes of RAM, and 512 bytes of auxiliary RAM.
3. I/O Ports: 36 general-purpose I/O pins for interfacing with external devices.
4. Timers: Three 16-bit timers/counters for precise timing operations.
5. Serial Communication: Supports UART for asynchronous communication.
6. Interrupts: Multiple interrupt sources with four priority levels.
7. Clock: On-chip oscillator with a frequency range of up to 40 MHz.
8. Power Management: Low power consumption modes, including idle and power-down modes.
9. Additional Features: Watchdog timer, power-off flag, and brown-out detection for system reliability.
These features make the W78E052DFG suitable for a range of applications, including industrial control, consumer electronics, and embedded systems.
Pinout
The W78E052DFG is a microcontroller from Nuvoton's 8051-based microcontroller lineup. It typically comes in a 40-pin Dual In-line Package (DIP) or a 44-pin Plastic Leaded Chip Carrier (PLCC) package. The device is designed to offer enhanced features over the standard 8051 microcontroller.
Key functions and features include:
1. CPU: An 8-bit 8051-compatible microcontroller.
2. Memory: Includes 8KB of Flash EPROM, providing reprogrammable memory storage.
3. RAM: It contains 256 bytes of on-chip RAM.
4. I/O Ports: 32 general-purpose I/O pins for interfacing with other devices.
5. Timers: Three 16-bit timer/counters to manage time-related operations.
6. Serial Communication: Supports full-duplex UART for serial communication.
7. Interrupts: Multiple interrupt sources for efficient handling of various tasks.
8. Security: Includes lock bits for code protection to prevent unauthorized access to the program.
This microcontroller is suitable for a variety of applications that require simple, reliable processing power with the ability to handle basic I/O operations, timers, and serial communications.
Key functions and features include:
1. CPU: An 8-bit 8051-compatible microcontroller.
2. Memory: Includes 8KB of Flash EPROM, providing reprogrammable memory storage.
3. RAM: It contains 256 bytes of on-chip RAM.
4. I/O Ports: 32 general-purpose I/O pins for interfacing with other devices.
5. Timers: Three 16-bit timer/counters to manage time-related operations.
6. Serial Communication: Supports full-duplex UART for serial communication.
7. Interrupts: Multiple interrupt sources for efficient handling of various tasks.
8. Security: Includes lock bits for code protection to prevent unauthorized access to the program.
This microcontroller is suitable for a variety of applications that require simple, reliable processing power with the ability to handle basic I/O operations, timers, and serial communications.
Manufacturer
The W78E052DFG is manufactured by Nuvoton Technology Corporation. Nuvoton is a Taiwanese semiconductor company that specializes in microcontrollers, microprocessors, audio ICs, and other semiconductor solutions. It was spun off from Winbond Electronics Corporation in 2008 and focuses on providing innovative solutions for various applications, including industrial, consumer electronics, and automotive sectors. Nuvoton is known for its robust product offerings in the field of embedded controllers and has a significant presence in the global semiconductor market.
Application
The W78E052DFG microcontroller is commonly used in embedded system applications due to its versatility and cost-effectiveness. Typical application areas include:
1. Consumer Electronics: Used in household appliances and entertainment devices for control and automation.
2. Industrial Automation: Employed in control panels and machinery for process automation and monitoring.
3. Automotive Systems: Integrated into various car components for control and diagnostic purposes.
4. IoT Devices: Serves as the brain for connected devices, enabling smart functionalities.
5. Medical Devices: Utilized in non-critical medical equipment for basic data processing and control.
6. Communication Systems: Supports devices requiring data handling and simple communication protocols.
1. Consumer Electronics: Used in household appliances and entertainment devices for control and automation.
2. Industrial Automation: Employed in control panels and machinery for process automation and monitoring.
3. Automotive Systems: Integrated into various car components for control and diagnostic purposes.
4. IoT Devices: Serves as the brain for connected devices, enabling smart functionalities.
5. Medical Devices: Utilized in non-critical medical equipment for basic data processing and control.
6. Communication Systems: Supports devices requiring data handling and simple communication protocols.
Package
The W78E052DFG is a microcontroller from Nuvoton. It typically comes in a 44-pin PLCC package, which is a Plastic Leaded Chip Carrier. This type of package is commonly used for microcontrollers and provides a compact and durable solution for embedding into electronic devices.
