AT25DF081A-SH-T

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AT25DF081A-SH-T

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IC FLASH 8MBIT SPI 100MHZ 8SOIC

  • HerstellerAdesto Technologies

  • Herstellerteil #AT25DF081A-SH-T

  • Auf Lager2578

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Spezifikationen

Attribut Wert
Part Status Discontinued at Digi-Key
Digi Key Programmable Verified
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH
Memory Size 8Mbit
Memory Organization 256 Bytes x 4096 pages
Memory Interface SPI
Write Cycle Time - Word, Page 7µs, 3ms
Voltage - Supply 2.7V ~ 3.6V
Operating Temperature -40°C ~ 85°C (TC)
Mounting Type Surface Mount
Package / Case 8-SOIC (0.209", 5.30mm Width)
Supplier Device Package 8-SOIC
Base Product Number AT25DF081
Clock Frequency 100 MHz

Übersicht

Description

The AT25DF081A-SH-T is a high-performance, serial-interface Flash memory device manufactured by Microchip Technology. This device offers 8 megabits of memory organized as 1,048,576 bytes, with each byte being accessed through an SPI (Serial Peripheral Interface) protocol. It is designed to operate over a wide voltage range of 2.7V to 3.6V, making it suitable for various applications, including embedded systems, consumer electronics, and industrial devices.
Key features include advanced protection mechanisms such as block write protection, ensuring data integrity and security. The AT25DF081A-SH-T supports rapid data transfer rates, enhancing its efficiency in read and write operations. It includes a deep power-down mode to conserve energy, crucial for battery-operated devices. The device is housed in a compact 8-lead SOIC package, facilitating easy integration into space-constrained designs.
Overall, the AT25DF081A-SH-T offers a reliable and efficient solution for non-volatile data storage, supporting a broad spectrum of electronic applications with its robust features and flexibility.

Equivalent

Equivalent products to the AT25DF081A-SH-T, an 8Mb Serial NOR Flash Memory, typically include similar SPI-interface NOR Flash chips with the same capacity and voltage range. Some comparable options are the Winbond W25Q80DV, Micron M25P80, and the Cypress S25FL208K. These alternatives provide similar performance and features suitable for applications requiring non-volatile storage solutions. Always verify specific requirements and compatibility for your application when selecting an equivalent component.

Features

The AT25DF081A-SH-T is a high-performance serial-interface Flash memory device with the following key features:
1. Memory Size: 8 Megabits.
2. Interface: Serial Peripheral Interface (SPI) compatible, supporting multiple modes (Mode 0 and Mode 3).
3. Architecture: Organized as 1,048,576 bytes, with 256 bytes per programmable page.
4. Erase Options: Supports sector erase (4KB), block erase (32KB and 64KB), and chip erase.
5. Read Speeds: Fast read capability up to 104MHz.
6. Write Protection: Features hardware and software data protection options, including block protection and sector lock-down.
7. Endurance and Retention: Offers up to 100,000 program/erase cycles per sector and data retention up to 20 years.
8. Supply Voltage: Operates with a supply voltage range of 2.3V to 3.6V.
9. Temperature Range: Industrial operating temperature range of -40°C to +85°C.
10. Package: Available in an 8-pin SOIC package.
These features make it suitable for applications requiring reliable and high-speed data storage with robust data protection in a compact form factor.

Pinout

The AT25DF081A-SH-T is an 8-megabit (1 megabyte) serial Flash memory device from Adesto Technologies (formerly Atmel). It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin configuration and functions:
1. CS (Chip Select): Activates the device when low, enabling communication.
2. SCK (Serial Clock): Provides the timing for data transfer.
3. SI (Serial Input): Inputs data into the device.
4. SO (Serial Output): Outputs data from the device.
5. WP (Write Protect): Temporarily locks data write operations.
6. GND: Ground reference for the device.
7. VCC: Power supply input.
8. HOLD: Pauses the serial communication without deselecting the device.
These pins support the device's operation, enabling it to communicate via SPI (Serial Peripheral Interface) for read, write, erase, and other Flash memory operations.

Manufacturer

The AT25DF081A-SH-T is manufactured by Adesto Technologies. Adesto is a company that specializes in non-volatile memory solutions. It produces a variety of memory products including serial flash and Conductive Bridging RAM (CBRAM) technologies. These products are used in various applications such as industrial, consumer, and communication devices. Adesto focuses on offering low-power, high-performance memory solutions that cater to the needs of the Internet of Things (IoT) and other connected devices. As of now, Adesto Technologies has been acquired by Dialog Semiconductor, which is itself a subsidiary of Renesas Electronics, a well-known semiconductor manufacturer.

Application

The AT25DF081A-SH-T is an 8-megabit serial flash memory used in various applications requiring non-volatile storage. Key areas include:
1. Consumer Electronics: Used in devices like digital cameras, MP3 players, and set-top boxes for firmware storage.
2. Industrial Automation: Employed in machinery for data logging and program storage.
3. Telecommunications: Utilized in routers and switches for configuration and system data.
4. Automotive: Used for infotainment systems and other onboard electronics requiring robust storage solutions.
5. IoT Devices: Serves as storage for firmware and data in smart devices.
Its compact size, low power consumption, and reliability make it suitable for embedded systems across various industries.

Package

The AT25DF081A-SH-T is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) form. This package type is commonly used for surface mounting on PCBs, providing a compact and efficient solution for integrating the flash memory component into electronic devices.

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