AT25DF321A-MH-T

The AT25DF321A-MH-T is a high-performance, low-voltage serial-interface Flash memory device from Microchip Technology. It offers a storage capacity of 32 megabits (Mb) and is part of the AT25DF series, which is known for its reliability and power efficiency. The device supports a standard Serial Peripheral Interface (SPI) and is designed for systems where a small form factor and low power consumption are critical.
Key features include a wide voltage supply range (2.3V to 3.6V), fast read access time, and low power standby and deep power-down modes, making it ideal for battery-operated applications. It also supports advanced security features such as a software write protection mechanism and hardware-controlled lock-down.
The AT25DF321A-MH-T is packaged in a compact 8-lead SOIC, making it suitable for space-constrained applications. Its robust design ensures data retention and endurance, meeting the high demands of embedded systems, consumer electronics, and industrial applications.

The AT25DF321A-MH-T is a 32 Mbit (4M x 8) serial flash memory. Equivalent or similar products with comparable specifications include:
1. Winbond W25Q32JV - 32M-bit serial flash memory.
2. Micron M25P32 - 32M-bit serial flash memory.
3. ISSI IS25LP032 - 32M-bit serial flash memory.
4. Macronix MX25L3206E - 32M-bit serial flash memory.
These alternatives offer similar storage capacity and interface, often used in embedded systems for similar applications.

The AT25DF321A-MH-T is a 32-megabit serial Flash memory device from Microchip Technology. Key features include:
1. Memory Organization: It offers 32 Mbits of storage, organized in 4,194,304 bytes.
2. Interface: Utilizes a Serial Peripheral Interface (SPI) for communication, supporting standard SPI, dual, and quad I/O.
3. Performance: Offers fast read speeds with a maximum clock frequency of up to 104 MHz.
4. Erase Options: Includes sector (4KB), block (32KB and 64KB), and chip erase functionalities.
5. Endurance: Guarantees a minimum of 100,000 erase/write cycles per sector.
6. Data Retention: Ensures data retention for a minimum of 20 years.
7. Power Supply: Operates at a low power supply voltage range of 2.3V to 3.6V.
8. Package: Available in an 8-lead SOIC package.
9. Security: Features unique device ID and hardware/software write protection.
10. Temperature Range: Suitable for industrial temperature ranges from -40°C to +85°C.
These features make it suitable for applications that require reliable, high-speed data storage, such as in embedded systems and consumer electronics.

The AT25DF321A-MH-T is a 32-megabit (4MB) serial flash memory device designed by Adesto Technologies (now part of Dialog Semiconductor). It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. CS (Chip Select): Activates the device when low.
2. SCK (Serial Clock): Provides the timing for data transfer.
3. SI (Serial Input): Inputs data to the device.
4. SO (Serial Output): Outputs data from the device.
5. WP (Write Protect): Protects certain sections of memory from being modified.
6. VCC (Power Supply): Powers the device, typically 2.3V to 3.6V.
7. GND (Ground): Ground reference for power supply.
8. HOLD: Pauses the serial communication without resetting the device.
These pins facilitate the operation and control of the memory device through SPI (Serial Peripheral Interface), supporting various commands for reading, writing, and erasing data.

The AT25DF321A-MH-T is manufactured by Adesto Technologies, which is now part of Dialog Semiconductor, a company under Renesas Electronics Corporation. Adesto Technologies was known for its non-volatile memory products, particularly flash memory devices, which are used in a variety of applications for the Internet of Things (IoT), consumer electronics, industrial, medical, and communications sectors.
Dialog Semiconductor, the parent company, specializes in developing power management, audio, charging, Bluetooth low energy (BLE), and Industrial IoT technologies. Renesas Electronics, a larger global semiconductor company, provides a wide range of microcontrollers, analog, power, and SoC products. This combination of companies represents a comprehensive portfolio aimed at addressing a variety of embedded system needs, highlighting a focus on innovative, energy-efficient, and reliable solutions for various markets.

The AT25DF321A-MH-T is a 32Mb (megabit) serial Flash memory device commonly used in applications requiring reliable and high-speed data storage. Key application areas include embedded systems, consumer electronics, automotive electronics, industrial automation, and IoT devices. It is well-suited for use in firmware storage, data logging, boot code storage, and code shadowing. Its small form factor and low power consumption make it ideal for portable devices. Additionally, the device's advanced security features and fast data transfer rates enhance its suitability for applications involving secure data storage and rapid data access.

The AT25DF321A-MH-T is a 32-megabit, 2.7-volt serial flash memory chip by Microchip Technology, packaged in an 8-lead SOIC (Small Outline Integrated Circuit) form factor. The "MH" denotes its SOIC package type, and "T" indicates it is supplied in tape and reel packaging for automated assembly processes.