Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tray |
| ProductStatus | Obsolete |
| Type | Programmable Peripherals IC |
| Applications | 8-Bit MCU Peripherals |
| MountingType | Surface Mount |
| Package/Case | 52-QFP |
Tổng quan
Description
The PSD834F2-70M is a programmable microcontroller peripheral, designed to provide additional memory and I/O capabilities for embedded systems. It belongs to the PSD family, which offers a combination of Flash memory, SRAM, and programmable logic in a single chip. The "70M" denotes its access time and package type.
Key features of the PSD834F2-70M include:
1. Memory Integration: It combines 32KB of Flash memory, 2KB of SRAM, and programmable logic, allowing for efficient memory management and system integration.
2. Programmable Logic: Offers a configurable logic array that can be used to implement custom logic functions, reducing the need for additional external components.
3. I/O Flexibility: Provides a variety of programmable I/O ports to interface with other peripherals and devices easily.
4. Embedded System Support: Ideal for applications requiring robust memory and logic solutions without the need for external chips, enhancing reliability and reducing board space.
The PSD834F2-70M is commonly used in industrial control systems, consumer electronics, and other applications requiring compact and efficient design solutions.
Key features of the PSD834F2-70M include:
1. Memory Integration: It combines 32KB of Flash memory, 2KB of SRAM, and programmable logic, allowing for efficient memory management and system integration.
2. Programmable Logic: Offers a configurable logic array that can be used to implement custom logic functions, reducing the need for additional external components.
3. I/O Flexibility: Provides a variety of programmable I/O ports to interface with other peripherals and devices easily.
4. Embedded System Support: Ideal for applications requiring robust memory and logic solutions without the need for external chips, enhancing reliability and reducing board space.
The PSD834F2-70M is commonly used in industrial control systems, consumer electronics, and other applications requiring compact and efficient design solutions.
Equivalent
The PSD834F2-70M is a microcontroller peripheral manufactured by STMicroelectronics, featuring Flash memory and programmable logic. Equivalent products would include similar microcontroller peripheral chips with comparable memory and logic capabilities. Consider alternatives like Atmel's ATF1504AS and similar CPLDs (Complex Programmable Logic Devices) or microcontrollers with integrated flash and programmable logic from manufacturers like Microchip or Cypress. Be sure to verify the specific requirements and compatibility for your application.
Features
The PSD834F2-70M is a Programmable System Device (PSD) that integrates various functions commonly required in microcontroller-based systems. Key features include:
1. High-Density Flash Memory: It offers 2 Mbits of Flash memory for code storage, which is electrically erasable and programmable.
2. SRAM Integration: The device includes 32 Kbits of SRAM for data storage, providing fast read and write access.
3. PLD Capabilities: It has a programmable logic device (PLD) with 16 macrocells, allowing custom logic functions and state machine implementations.
4. I/O Ports: The PSD834F2-70M includes multiple general-purpose I/O ports for flexible interfacing with other peripherals and components.
5. Sector Architecture: The Flash memory is organized into sectors, supporting flexible code and data storage, with individual sector erase capability.
6. Fast Access Time: It features a 70 ns access time, suitable for high-speed applications.
7. Security Features: Includes a security bit to protect against unauthorized access to the code stored in Flash.
These features make it suitable for applications requiring a blend of memory, logic, and microcontroller support.
1. High-Density Flash Memory: It offers 2 Mbits of Flash memory for code storage, which is electrically erasable and programmable.
2. SRAM Integration: The device includes 32 Kbits of SRAM for data storage, providing fast read and write access.
3. PLD Capabilities: It has a programmable logic device (PLD) with 16 macrocells, allowing custom logic functions and state machine implementations.
4. I/O Ports: The PSD834F2-70M includes multiple general-purpose I/O ports for flexible interfacing with other peripherals and components.
5. Sector Architecture: The Flash memory is organized into sectors, supporting flexible code and data storage, with individual sector erase capability.
6. Fast Access Time: It features a 70 ns access time, suitable for high-speed applications.
7. Security Features: Includes a security bit to protect against unauthorized access to the code stored in Flash.
These features make it suitable for applications requiring a blend of memory, logic, and microcontroller support.
Pinout
The PSD834F2-70M is a programmable system device that integrates several functions typically required in microcontroller-based systems. It has a 52-pin count.
Key functions of the PSD834F2-70M include:
1. Memory: It includes Flash memory, SRAM, and EEPROM, which can be used to store program code, data, and configuration settings.
2. PLD (Programmable Logic Device): It incorporates programmable logic that can be configured to perform various logic functions, replacing additional discrete logic components.
3. I/O Ports: The device features configurable input/output ports to interface with other components and peripherals within the system.
4. Data and Address Bus: It supports external memory interfacing through data and address buses, allowing integration with microcontrollers and other memory devices.
5. Power Management: The device typically includes features for efficient power management to support various power modes and reduce consumption.
These integrated functionalities make the PSD834F2-70M suitable for applications requiring compact and efficient integration of memory and logic functions.
Key functions of the PSD834F2-70M include:
1. Memory: It includes Flash memory, SRAM, and EEPROM, which can be used to store program code, data, and configuration settings.
2. PLD (Programmable Logic Device): It incorporates programmable logic that can be configured to perform various logic functions, replacing additional discrete logic components.
3. I/O Ports: The device features configurable input/output ports to interface with other components and peripherals within the system.
4. Data and Address Bus: It supports external memory interfacing through data and address buses, allowing integration with microcontrollers and other memory devices.
5. Power Management: The device typically includes features for efficient power management to support various power modes and reduce consumption.
These integrated functionalities make the PSD834F2-70M suitable for applications requiring compact and efficient integration of memory and logic functions.
Manufacturer
The manufacturer of the PSD834F2-70M is STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a broad range of semiconductor products. It serves various sectors, including automotive, industrial, personal electronics, communications equipment, and computers. The company is known for its expertise in integrated devices, microcontrollers, and sensors, making it a key player in the technology industry.
Application
The PSD834F2-70M is a programmable system device used in embedded system applications. Its primary function is to provide programmable logic and memory integration, making it suitable for applications requiring customization and flexibility. Common application areas include:
1. Industrial Automation: Used in controlling machinery and processes.
2. Automotive Systems: Supports automotive electronics requiring configurable logic.
3. Consumer Electronics: Enhances device functionality with programmable features.
4. Communication Systems: Facilitates data processing and control in networking equipment.
5. Medical Devices: Enables customization in diagnostics and monitoring equipment.
Its integration of logic, memory, and input/output control makes it ideal for applications demanding efficient space and power usage.
1. Industrial Automation: Used in controlling machinery and processes.
2. Automotive Systems: Supports automotive electronics requiring configurable logic.
3. Consumer Electronics: Enhances device functionality with programmable features.
4. Communication Systems: Facilitates data processing and control in networking equipment.
5. Medical Devices: Enables customization in diagnostics and monitoring equipment.
Its integration of logic, memory, and input/output control makes it ideal for applications demanding efficient space and power usage.
Package
The PSD834F2-70M is typically available in a PLCC (Plastic Leaded Chip Carrier) package, which is a standard packaging type for integrated circuits used to provide a compact, durable, and reliable housing.
