AT45DB321E-SHF2B-T

The AT45DB321E-SHF2B-T is a high-performance, low-power serial flash memory device manufactured by Microchip Technology. It features a 32-megabit (4 megabytes) storage capacity and utilizes a Serial Peripheral Interface (SPI) for communication. This memory chip is designed for a wide range of applications, including data storage, boot code, and firmware storage for embedded systems.
Key features include fast read/write operations, flexible erase options, and advanced protection modes to enhance data integrity and security. It operates efficiently over a wide range of voltages and temperatures, making it suitable for various industrial and consumer applications.
The AT45DB321E-SHF2B-T supports page and block erase functions, which allow for efficient memory management and data organization. It also includes features such as a built-in sector protection mechanism and a unique device ID for secure operations.
This flash memory is housed in a compact SOIC package, making it easy to integrate into space-constrained designs. Its reliability and robust performance make it a preferred choice for designers looking for dependable memory solutions in their projects.

The AT45DB321E-SHF2B-T is a 32Mbit DataFlash memory chip by Microchip Technology. Equivalent products might include similar 32Mbit serial Flash memory chips from manufacturers like Winbond (e.g., W25Q32 series), Macronix (e.g., MX25L3206E), and ISSI (e.g., IS25LP032D). Ensure compatibility regarding pin configuration, interface type (SPI), and operational voltage when considering alternatives. Always check the latest datasheets for precise specifications and compatibility.

The AT45DB321E-SHF2B-T is a memory device offering several key features:
1. Memory Size: It provides 32 Mbits (4 Mbytes) of data storage.

2. Architecture: It has a DataFlash architecture that allows for efficient block management and supports both page and block erase functions.
3. Interface: The device supports a Serial Peripheral Interface (SPI), which ensures fast and reliable communication.
4. Operating Voltage: It operates over a wide voltage range of 2.3V to 3.6V, suitable for various applications.
5. Speed: Capable of operating at frequencies up to 85 MHz, allowing for quick data transfers.
6. Endurance: Offers high endurance with up to 100,000 program/erase cycles per page, ensuring reliability over time.
7. Temperature Range: The device operates within a temperature range of -40°C to +85°C, making it suitable for industrial applications.
8. Security: Features hardware and software data protection options to secure stored data.
These attributes make it suitable for applications requiring robust, non-volatile storage, such as embedded systems, data logging, and firmware storage.

The AT45DB321E-SHF2B-T is a flash memory device with a pin count of 8. It is part of Adesto Technologies' DataFlash® series, offering a storage capacity of 32 megabits. The device is typically housed in an 8-lead SOIC (Small Outline Integrated Circuit) package.
The primary function of the AT45DB321E is to store data in a non-volatile manner, retaining information even when the power supply is turned off. It features a serial peripheral interface (SPI) for communication, enabling it to exchange data with microcontrollers or other digital systems efficiently.
The pins serve the following functions:
- CS (Chip Select): Activates the device.
- SO (Serial Output): Outputs data to the master device.
- SI (Serial Input): Receives data from the master device.
- SCK (Serial Clock): Clock signal for synchronization.
- WP (Write Protect): Protects against unintended writes.
- RESET: Resets the device.
- RDY/BUSY (Ready/Busy): Indicates the status of the device.
- VCC and GND: Power supply and ground connections.
This concise structure supports a variety of applications requiring reliable data storage.

The AT45DB321E-SHF2B-T is manufactured by Adesto Technologies, which is now part of Dialog Semiconductor, a subsidiary of Renesas Electronics Corporation. Adesto Technologies was known for its non-volatile memory products, including flash memory like the AT45DB321E series.
Renesas Electronics Corporation is a Japanese semiconductor manufacturer that provides a wide range of semiconductor products, including microcontrollers, system-on-chip (SoC) solutions, and a variety of analog and power devices. They focus on automotive, industrial, infrastructure, and Internet of Things (IoT) applications, offering integrated solutions for various electronic systems.

The AT45DB321E-SHF2B-T is a high-performance SPI serial flash memory used in various applications. Its primary application areas include embedded systems, where it provides non-volatile storage for firmware and configuration data. It's commonly used in consumer electronics, such as digital cameras and set-top boxes, due to its low power consumption and high-speed data transfer capabilities. Additionally, it's suitable for industrial applications, including data logging and remote sensing, where reliable data storage is crucial. The memory is also utilized in automotive systems for infotainment and telematics. Its compact size and robust performance make it ideal for use in portable and battery-powered devices.

The AT45DB321E-SHF2B-T is a surface-mount package type known as SOIC (Small Outline Integrated Circuit). It typically comes in a small form factor designed for high-density memory applications and is used for serial data storage in embedded systems.