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Спецификации
| Атрибут | Ценность |
| Package | Tube |
| ProductStatus | Obsolete |
| MemoryType | Non-Volatile |
| MemoryFormat | FLASH |
| Technology | FLASH |
| MemorySize | 8Mb (264 Bytes x 4096 pages) |
| MemoryInterface | SPI |
| ClockFrequency | 66 MHz |
| WriteCycleTime-WordPage | 4ms |
| Voltage-Supply | 2.7V ~ 3.6V |
| OperatingTemperature | -40°C ~ 85°C (TC) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Обзор
Description
The AT45DB081D-SSU is a high-performance Serial DataFlash memory manufactured by Microchip Technology. It offers 8 megabits of storage, divided into 4,096 pages of 264 bytes each. This memory device employs a serial peripheral interface (SPI) for communication, making it suitable for applications requiring efficient data storage and retrieval, such as data logging, firmware storage, and boot code.
Key features include a low power consumption and a wide operating voltage range from 2.7V to 3.6V. The device supports a fast data transfer rate, with read and write operations optimized for quick execution. It also includes features like sector protection and advanced security options, ensuring data integrity and security.
The AT45DB081D-SSU is available in an 8-lead SOIC package, which is compact and suitable for space-constrained applications. Its architecture supports flexible erase and program operations, enhancing its versatility for various embedded system applications. Overall, the AT45DB081D-SSU is a robust choice for reliable, high-speed, and secure data storage in embedded systems.
Key features include a low power consumption and a wide operating voltage range from 2.7V to 3.6V. The device supports a fast data transfer rate, with read and write operations optimized for quick execution. It also includes features like sector protection and advanced security options, ensuring data integrity and security.
The AT45DB081D-SSU is available in an 8-lead SOIC package, which is compact and suitable for space-constrained applications. Its architecture supports flexible erase and program operations, enhancing its versatility for various embedded system applications. Overall, the AT45DB081D-SSU is a robust choice for reliable, high-speed, and secure data storage in embedded systems.
Equivalent
The AT45DB081D-SSU is an 8-megabit DataFlash memory chip. Equivalent products include:
1. Winbond W25Q80BV – an 8-megabit SPI flash memory.
2. Macronix MX25V8006E – another 8-megabit SPI NOR flash memory.
3. SST25VF080B – an 8-megabit serial flash memory from Microchip.
These alternatives provide similar memory capacity and interface compatibility, making them suitable substitutes in many applications. Always verify compatibility with your specific application requirements.
1. Winbond W25Q80BV – an 8-megabit SPI flash memory.
2. Macronix MX25V8006E – another 8-megabit SPI NOR flash memory.
3. SST25VF080B – an 8-megabit serial flash memory from Microchip.
These alternatives provide similar memory capacity and interface compatibility, making them suitable substitutes in many applications. Always verify compatibility with your specific application requirements.
Features
The AT45DB081D-SSU is a high-performance SPI DataFlash memory chip with the following features:
1. Memory Capacity: 8 Mbit (1 MByte) organized as 4,096 pages of 264 bytes each.
2. Interface: Serial Peripheral Interface (SPI) for high-speed serial communication.
3. Dual-Interface Operation: Supports both SPI and RapidS serial protocols.
4. Performance: Fast data transfer rates with a maximum clock frequency of up to 66 MHz.
5. Page Program Operation: Allows writing of data in pages, optimizing write performance.
6. Block Erase: Supports both block and sector erase operations for flexible data management.
7. Endurance and Retention: High endurance with at least 100,000 program/erase cycles and data retention of 20 years.
8. Power Management: Low power consumption with deep power-down mode and reduced power read mode.
9. Security: Features a unique 64-bit device ID for identification.
10. Packaging: Available in a compact 8-lead SOIC package.
These features make it suitable for a wide range of applications including embedded systems, data logging, and storage for firmware or configuration data.
1. Memory Capacity: 8 Mbit (1 MByte) organized as 4,096 pages of 264 bytes each.
2. Interface: Serial Peripheral Interface (SPI) for high-speed serial communication.
3. Dual-Interface Operation: Supports both SPI and RapidS serial protocols.
4. Performance: Fast data transfer rates with a maximum clock frequency of up to 66 MHz.
5. Page Program Operation: Allows writing of data in pages, optimizing write performance.
6. Block Erase: Supports both block and sector erase operations for flexible data management.
7. Endurance and Retention: High endurance with at least 100,000 program/erase cycles and data retention of 20 years.
8. Power Management: Low power consumption with deep power-down mode and reduced power read mode.
9. Security: Features a unique 64-bit device ID for identification.
10. Packaging: Available in a compact 8-lead SOIC package.
These features make it suitable for a wide range of applications including embedded systems, data logging, and storage for firmware or configuration data.
Pinout
The AT45DB081D-SSU is a serial interface Flash memory chip with 8 megabits (1 megabyte) of storage capacity. It comes in an 8-lead SOIC (Small Outline Integrated Circuit) package, meaning it has 8 pins.
The pin functions are as follows:
1. CS (Chip Select): Activates the device when low.
2. SCK (Serial Clock): Provides the clock signal for the serial interface.
3. SI (Serial Input): Inputs data to the device.
4. SO (Serial Output): Outputs data from the device.
5. RESET: Optional pin used to reset the device.
6. WP (Write Protect): Used to protect certain memory areas from write.
7. RDY/BUSY: Indicates the device’s status; busy or ready.
8. VCC and GND: Power supply pins.
The device supports SPI communication and offers features like dual-buffer architecture and sector protection, making it suitable for a variety of applications where non-volatile storage is required.
The pin functions are as follows:
1. CS (Chip Select): Activates the device when low.
2. SCK (Serial Clock): Provides the clock signal for the serial interface.
3. SI (Serial Input): Inputs data to the device.
4. SO (Serial Output): Outputs data from the device.
5. RESET: Optional pin used to reset the device.
6. WP (Write Protect): Used to protect certain memory areas from write.
7. RDY/BUSY: Indicates the device’s status; busy or ready.
8. VCC and GND: Power supply pins.
The device supports SPI communication and offers features like dual-buffer architecture and sector protection, making it suitable for a variety of applications where non-volatile storage is required.
Manufacturer
The AT45DB081D-SSU is a serial DataFlash memory device originally manufactured by Atmel Corporation. Atmel was a company known for designing and manufacturing semiconductor products, including microcontrollers, non-volatile memory, logic, radio frequency (RF) components, and sensors. Atmel served various industries such as automotive, communications, computing, consumer electronics, and industrial markets.
In 2016, Microchip Technology, a leading provider of microcontroller and analog semiconductors, acquired Atmel. As a result, the AT45DB081D-SSU and other Atmel products are now under the Microchip Technology brand. Microchip is known for its extensive portfolio of embedded control solutions, including microcontrollers, analog and interface products, and also offers memory products like the DataFlash series. The company focuses on providing comprehensive solutions and support to a wide range of industries, including automotive, industrial, computing, consumer, and aerospace and defense.
In 2016, Microchip Technology, a leading provider of microcontroller and analog semiconductors, acquired Atmel. As a result, the AT45DB081D-SSU and other Atmel products are now under the Microchip Technology brand. Microchip is known for its extensive portfolio of embedded control solutions, including microcontrollers, analog and interface products, and also offers memory products like the DataFlash series. The company focuses on providing comprehensive solutions and support to a wide range of industries, including automotive, industrial, computing, consumer, and aerospace and defense.
Application
The AT45DB081D-SSU is an 8-megabit DataFlash memory chip designed for a variety of applications. It is commonly used in embedded systems, industrial automation, and consumer electronics due to its ability to store data reliably. Specific application areas include firmware storage, data logging, and configuration settings in devices such as microcontrollers, digital cameras, and portable media players. Its small form factor and low power consumption make it suitable for battery-operated devices. Additionally, it is used in networking equipment for storing configuration files and in automotive systems for firmware updates and data retention.
Package
The AT45DB081D-SSU is a 8-megabit DataFlash memory chip from Microchip Technology. It comes in an 8-lead SOIC (Small Outline Integrated Circuit) package.