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AT25SF081B-SSHB-T
+物料清單IC FLASH 8MBIT SPI/QUAD 8SOIC
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製造商部分 #AT25SF081B-SSHB-T
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規格
| 屬性 | 價值 |
| Part Status | Active |
| Digi Key Programmable | Verified |
| Memory Type | Non-Volatile |
| Memory Format | FLASH |
| Technology | FLASH - NOR |
| Memory Size | 8Mbit |
| Memory Organization | 1M x 8 |
| Memory Interface | SPI - Quad I/O |
| Clock Frequency | 108 MHz |
| Write Cycle Time - Word, Page | 50µs, 2.4ms |
| Voltage - Supply | 2.7V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TC) |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Base Product Number | AT25SF081 |
概述
Description
The AT25SF081B-SSHB-T is a high-performance serial flash memory chip manufactured by Atmel (now part of Microchip Technology). It features 8 megabits (1 megabyte) of storage capacity and utilizes a Serial Peripheral Interface (SPI) for communication, enabling fast data transfer rates. This chip is designed for a variety of applications, including consumer electronics, automotive systems, and industrial devices, thanks to its compact 8-pin SOIC package.
Key features include:
- Memory Type: NOR Flash
- Voltage Range: Operates typically at 2.7V to 3.6V
- Data Transfer Rate: Up to 104 MHz
- Endurance: Supports up to 100,000 program/erase cycles
- Data Retention: Typically retains data for over 20 years at 85°C
The AT25SF081B-SSHB-T is suitable for code storage, configuration data, and firmware updates, providing a reliable and efficient solution for embedded systems.
Key features include:
- Memory Type: NOR Flash
- Voltage Range: Operates typically at 2.7V to 3.6V
- Data Transfer Rate: Up to 104 MHz
- Endurance: Supports up to 100,000 program/erase cycles
- Data Retention: Typically retains data for over 20 years at 85°C
The AT25SF081B-SSHB-T is suitable for code storage, configuration data, and firmware updates, providing a reliable and efficient solution for embedded systems.
Equivalent
The AT25SF081B-SSHB-T chip, a serial flash memory, has several equivalent products, including the Winbond W25Q80BV, Micron MT25QL080B, and Cypress S25FL080P. These alternatives offer similar specifications, such as memory capacity (8Mb), interface (SPI), and voltage compatibility. Always check the datasheets for specific features and compatibility before substitution.
Features
The AT25SF081B-SSHB-T is an 8 Mbit (1 MB) Serial Flash memory device from Microchip Technology. It features a dual/quad SPI interface, enabling faster data transfer rates of up to 85 MHz. Key features include:
- Memory Density: 8 Mbit with 1,024 pages of 256 bytes each.
- Voltage Range: Operates at a voltage range of 2.7V to 3.6V.
- Programmable: Supports page programming, sector erase, and bulk erase functionalities.
- Endurance: Offers up to 100,000 program/erase cycles per sector.
- Data Retention: Ensures data retention for up to 20 years.
- Security Features: Includes a hardware write protection feature and supports 256-bit unique ID.
- Package: Comes in a small 8-pin SOIC or TDFN package, ideal for space-constrained applications.
This device is suitable for various applications, including firmware storage, data logging, and other embedded systems requiring non-volatile memory.
- Memory Density: 8 Mbit with 1,024 pages of 256 bytes each.
- Voltage Range: Operates at a voltage range of 2.7V to 3.6V.
- Programmable: Supports page programming, sector erase, and bulk erase functionalities.
- Endurance: Offers up to 100,000 program/erase cycles per sector.
- Data Retention: Ensures data retention for up to 20 years.
- Security Features: Includes a hardware write protection feature and supports 256-bit unique ID.
- Package: Comes in a small 8-pin SOIC or TDFN package, ideal for space-constrained applications.
This device is suitable for various applications, including firmware storage, data logging, and other embedded systems requiring non-volatile memory.
Pinout
The AT25SF081B-SSHB-T is an 8-Mbit serial Flash memory chip from Microchip Technology. It has a total of 8 pins, which serve the following functions:
1. CS (Chip Select) - Active low input to select the device.
2. SO (Serial Out) - Data output pin for serial data.
3. WP (Write Protect) - Input pin to protect the memory from write operations.
4. GND (Ground) - Connects to the ground of the circuit.
5. SCK (Serial Clock) - Input clock signal for synchronous data communication.
6. SI (Serial In) - Data input pin for sending data to the chip.
7. HOLD - Input pin to pause operations, allowing the chip to be held in a low-power state.
8. VCC (Power Supply) - Provides the necessary power to the chip.
These pins facilitate the communication and control of the memory device in various applications.
1. CS (Chip Select) - Active low input to select the device.
2. SO (Serial Out) - Data output pin for serial data.
3. WP (Write Protect) - Input pin to protect the memory from write operations.
4. GND (Ground) - Connects to the ground of the circuit.
5. SCK (Serial Clock) - Input clock signal for synchronous data communication.
6. SI (Serial In) - Data input pin for sending data to the chip.
7. HOLD - Input pin to pause operations, allowing the chip to be held in a low-power state.
8. VCC (Power Supply) - Provides the necessary power to the chip.
These pins facilitate the communication and control of the memory device in various applications.
Manufacturer
The AT25SF081B-SSHB-T is manufactured by Microchip Technology Inc. Microchip is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. The company specializes in developing a wide array of semiconductor products, including memory devices, which are used in various applications such as automotive, consumer electronics, industrial control, and embedded systems. Founded in 1989 and headquartered in Chandler, Arizona, Microchip operates globally and is known for its focus on innovation, quality, and customer support. The AT25SF081B-SSHB-T itself is a serial Flash memory device, suitable for applications requiring high performance and low power consumption.
Application
The AT25SF081B-SSHB-T is a serial NOR flash memory chip used in various applications, including consumer electronics, automotive, industrial automation, and telecommunications. It is ideal for firmware storage, code execution in embedded systems, and data logging in devices like wearables and smart appliances. Its features, such as high performance, low power consumption, and reliability, make it suitable for applications requiring non-volatile memory, such as boot code storage, configuration data, and firmware updates in applications like IoT devices and medical equipment.
Package
The AT25SF081B-SSHB-T is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package, specifically in a 150 mil width configuration. This type of package is commonly used for surface mount applications.
