AT25DF321-SU

The AT25DF321-SU is a serial-interface Flash memory device from Microchip Technology. It offers 32 megabits of memory, organized as 4,096 pages of 256 bytes each. Designed for high-performance and low-power applications, this device supports various data transfer protocols, including standard SPI, dual I/O SPI, and quad I/O SPI, providing flexibility in interfacing. It features fast read and program speeds, enhanced by a 4K-byte page programming buffer, ensuring efficient data handling.
Key features include a deep power-down mode to conserve energy, security features like block protection, and a software-controlled write protection mechanism. The AT25DF321-SU also includes a unique device ID for easy identification and tracking.
This Flash memory is commonly used in embedded systems, consumer electronics, and industrial applications requiring reliable, non-volatile storage. Its wide operating voltage range and temperature tolerance make it versatile for various environments. The small form factor, typically in an 8-lead SOIC package, allows for integration into space-constrained designs, enhancing its applicability in modern electronic devices.

The AT25DF321-SU is a high-performance Serial Flash memory device from Adesto Technologies, now part of Dialog Semiconductor. It offers a storage capacity of 32 Mbit (4 Mbytes). Key features include:
1. Interface: Supports SPI (Serial Peripheral Interface) for efficient data transfer.

2. Performance: Offers fast read rates up to 85 MHz and supports Dual-I/O and Quad-I/O SPI for enhanced data throughput.
3. Memory Organization: Arranged in 65,536 pages of 256 bytes each, allowing for flexible data storage.
4. Erase Capability: Features sector erase (4KB), block erase (32KB, 64KB), and entire chip erase options.
5. Endurance and Data Retention: Provides a minimum of 100,000 program/erase cycles per sector and data retention of up to 20 years.
6. Low Power Consumption: Optimized for low power requirements, making it suitable for battery-powered applications.
7. Security: Includes a hardware-controlled write protection mechanism and a unique device ID for identification.
8. Temperature Range: Operates over a wide temperature range from -40°C to +85°C, suitable for industrial applications.
These characteristics make the AT25DF321-SU ideal for use in a variety of applications, including consumer electronics, industrial systems, and automotive applications.

The AT25DF321-SU is a 32-megabit serial flash memory device, typically available in an 8-lead SOIC (Small Outline Integrated Circuit) package. This type of package is designed for surface mounting on PCBs and is known for its compact size, making it suitable for space-constrained applications.

The AT25DF321-SU is a 32-Megabit (4 Megabyte) serial Flash memory device. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here are the pin functions:
1. CS (Chip Select): Activates the device when pulled low.
2. SCK (Serial Clock): Synchronizes data transfer between the device and the microcontroller.
3. SI (Serial Input): Used for data input and instruction commands.
4. SO (Serial Output): Outputs data from the device to the microcontroller.
5. WP (Write Protect): Provides hardware protection against write operations to certain sections of the memory.
6. GND (Ground): Ground reference for power supply.
7. HOLD: Pauses serial communication without deselecting or resetting the device.
8. VCC: Power supply input for the device.
These pins are used for interfacing with microcontrollers or other digital devices, allowing for reading from and writing to the Flash memory.

The AT25DF321-SU is manufactured by Adesto Technologies, which was acquired by Dialog Semiconductor in 2020, and then Dialog was acquired by Renesas Electronics Corporation in 2021. Adesto Technologies was known for designing and manufacturing application-specific semiconductors and embedded systems, specializing in non-volatile memory products like flash memory. The AT25DF321-SU is a 32-megabit, 2.7-volt serial-interface flash memory device, used in a variety of electronic applications for data storage.

The AT25DF321-SU is a serial flash memory chip commonly used in embedded systems. Its application areas include data storage for firmware and software updates, configuration and calibration data, and boot code storage in consumer electronics, automotive systems, industrial control systems, and communication devices. Its reliability and performance in compact, power-efficient designs make it suitable for various sectors requiring non-volatile memory solutions.

The AT25DF321-SU is a 32-Mbit SPI Serial Flash Memory chip by Adesto Technologies (now Dialog Semiconductor). Equivalent products include:
1. Winbond W25Q32JV
2. Macronix MX25L3233F
3. Micron M25P32
4. Spansion/Cypress S25FL032P
5. ISSI IS25LP032
These chips have similar storage capacities, interfaces, and performance characteristics suitable for comparable applications. Always verify compatibility regarding specific requirements like voltage, speed, and package type.