規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| MemoryType | Non-Volatile |
| MemoryFormat | FLASH |
| Technology | FLASH |
| MemorySize | 8Mb (256 Bytes x 4096 pages) |
| MemoryInterface | SPI |
| ClockFrequency | 100 MHz |
| WriteCycleTime-WordPage | 7µs, 3ms |
| Voltage-Supply | 2.7V ~ 3.6V |
| OperatingTemperature | -40°C ~ 85°C (TC) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概述
Description
The AT25DF081A-SSH-T is a type of Serial Flash Memory designed for a variety of digital storage applications. Manufactured by Microchip Technology, this device offers 8-megabits of storage capacity organized in a byte-addressable structure, making it suitable for code or data storage in embedded systems. It communicates via an SPI (Serial Peripheral Interface), which enables efficient data transfer and low pin count, reducing the overall footprint on a circuit board.
Key features include a wide operating voltage range, rapid data access, and low power consumption, which make it ideal for battery-operated devices. The AT25DF081A-SSH-T supports advanced security features like write protection and hardware-based lock-down to prevent accidental data modification. It also includes features like block erase, sector erase, and a high endurance for read/write cycles, enhancing its reliability and longevity.
Its compact 8-pin SOIC package and industrial temperature range further bolster its suitability for various applications, including consumer electronics, automotive systems, and industrial controls.
Key features include a wide operating voltage range, rapid data access, and low power consumption, which make it ideal for battery-operated devices. The AT25DF081A-SSH-T supports advanced security features like write protection and hardware-based lock-down to prevent accidental data modification. It also includes features like block erase, sector erase, and a high endurance for read/write cycles, enhancing its reliability and longevity.
Its compact 8-pin SOIC package and industrial temperature range further bolster its suitability for various applications, including consumer electronics, automotive systems, and industrial controls.
Equivalent
The AT25DF081A-SSH-T is an 8Mbit SPI flash memory chip by Adesto Technologies, now part of Dialog Semiconductor. Equivalent products include:
1. Winbond W25Q80DV
2. Macronix MX25L8006E
3. Micron M25P80
4. SST SST25VF080B
These alternatives offer similar SPI interfaces and memory capacity, making them suitable substitutes depending on specific application requirements and availability.
1. Winbond W25Q80DV
2. Macronix MX25L8006E
3. Micron M25P80
4. SST SST25VF080B
These alternatives offer similar SPI interfaces and memory capacity, making them suitable substitutes depending on specific application requirements and availability.
Features
The AT25DF081A-SSH-T is a serial-interface Flash memory chip featuring a storage capacity of 8 megabits (1 megabyte). It utilizes the Serial Peripheral Interface (SPI) for communication, which simplifies connectivity and reduces pin count. Key features include:
1. Architecture: Organized into 4K-byte sectors, 32K-byte blocks, and 64K-byte blocks for efficient memory management.
2. Performance: Fast read access times, supporting clock frequencies up to 85 MHz for rapid data retrieval.
3. Endurance and Retention: Offers high endurance with 100,000 program/erase cycles and data retention of 20 years.
4. Low Power Consumption: Energy-efficient operation with low standby and deep power-down modes.
5. Advanced Security: Includes hardware and software protection features, such as block protection, write protect, and a unique device ID for enhanced data security.
6. Temperature Range: Operates efficiently within industrial temperature ranges, making it suitable for various applications.
7. Package: Available in an 8-lead SOIC package, facilitating easy integration into various hardware designs.
These features make it suitable for applications requiring reliable non-volatile memory, such as embedded systems and consumer electronics.
1. Architecture: Organized into 4K-byte sectors, 32K-byte blocks, and 64K-byte blocks for efficient memory management.
2. Performance: Fast read access times, supporting clock frequencies up to 85 MHz for rapid data retrieval.
3. Endurance and Retention: Offers high endurance with 100,000 program/erase cycles and data retention of 20 years.
4. Low Power Consumption: Energy-efficient operation with low standby and deep power-down modes.
5. Advanced Security: Includes hardware and software protection features, such as block protection, write protect, and a unique device ID for enhanced data security.
6. Temperature Range: Operates efficiently within industrial temperature ranges, making it suitable for various applications.
7. Package: Available in an 8-lead SOIC package, facilitating easy integration into various hardware designs.
These features make it suitable for applications requiring reliable non-volatile memory, such as embedded systems and consumer electronics.
Pinout
The AT25DF081A-SSH-T is an 8-megabit (1 Megabyte) serial Flash memory device. It is typically packaged in an 8-pin SOIC (Small Outline Integrated Circuit) configuration. Here’s a brief overview of the pin functions:
1. CS (Chip Select): Activates the device when low.
2. SCK (Serial Clock): Provides the clock signal for data transfer.
3. SO (Serial Output): Outputs data from the device.
4. SI (Serial Input): Inputs data to the device.
5. WP (Write Protect): Used to protect sectors of memory from being written.
6. HOLD: Pauses communication without deselecting the device.
7. VCC: Power supply pin.
8. GND: Ground connection.
This configuration allows for standard SPI (Serial Peripheral Interface) communication, enabling efficient data read and write operations.
1. CS (Chip Select): Activates the device when low.
2. SCK (Serial Clock): Provides the clock signal for data transfer.
3. SO (Serial Output): Outputs data from the device.
4. SI (Serial Input): Inputs data to the device.
5. WP (Write Protect): Used to protect sectors of memory from being written.
6. HOLD: Pauses communication without deselecting the device.
7. VCC: Power supply pin.
8. GND: Ground connection.
This configuration allows for standard SPI (Serial Peripheral Interface) communication, enabling efficient data read and write operations.
Manufacturer
The AT25DF081A-SSH-T is manufactured by Adesto Technologies Corporation. Adesto is a company that specializes in the design and supply of application-specific semiconductor solutions, particularly focusing on non-volatile memory products. Their product offerings include a range of memory solutions like flash memory, which are used in various applications including consumer electronics, industrial, medical, and communication devices. Adesto's expertise lies in developing energy-efficient and high-performance memory technologies that cater to the needs of modern electronic systems.
Application
The AT25DF081A-SSH-T is a serial-interface flash memory device often used in applications requiring non-volatile storage. It is commonly found in consumer electronics, industrial automation, automotive systems, and telecommunications. Its primary functions include firmware storage, data logging, and boot code storage. Its small form factor and low power consumption make it suitable for portable and battery-operated devices. The memory’s reliability and performance are ideal for use in embedded systems, where it can be used to store critical data such as configuration settings, user preferences, and system parameters.
Package
The AT25DF081A-SSH-T is an 8-pin SOIC (Small Outline Integrated Circuit) package. It is a surface-mount memory chip used for storing data with a small footprint, making it suitable for compact electronic devices.
