AT45DB321E-SHF-T

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AT45DB321E-SHF-T

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IC FLASH 32MBIT SPI 85MHZ 8SOIC

  • Производителькомпанией Adesto Technologies

  • Мфр. Часть #AT45DB321E-SHF-T

  • Пакет SOP-8

  • В наличии3379

365 Дни гарантии качества

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Спецификации

Атрибут Ценность
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
MemoryType Non-Volatile
MemoryFormat FLASH
Technology FLASH
MemorySize 32Mb (528 Bytes x 8192 pages)
MemoryInterface SPI
ClockFrequency 85 MHz
WriteCycleTime-WordPage 8µs, 4ms
Voltage-Supply 2.3V ~ 3.6V
OperatingTemperature -40°C ~ 85°C (TC)
MountingType Surface Mount
Package/Case 8-SOIC (0.209, 5.30mm Width)

Обзор

Description

The AT45DB321E-SHF-T is a high-performance, serial-interface Flash memory device developed by Adesto Technologies, now part of Dialog Semiconductor. It features a 32-megabit capacity organized as 4,096 pages of 1,024 bytes each. The device operates with a low-voltage supply, typically ranging from 2.3V to 3.6V, making it suitable for power-sensitive applications.
The AT45DB321E-SHF-T supports a range of operations, including reading, writing, and erasing, with advanced features like dual, quad, and continuous read modes for enhanced data throughput. Its industry-standard Serial Peripheral Interface (SPI) facilitates seamless integration with microcontrollers and other digital systems.
The Flash memory includes built-in security features such as a unique device identifier and user-configurable protection to safeguard data integrity. With its compact 8-pin SOIC package, the AT45DB321E-SHF-T is well-suited for applications in consumer electronics, industrial systems, and embedded devices where space and reliability are critical. Overall, it offers a versatile, cost-effective solution for non-volatile memory storage.

Equivalent

The AT45DB321E-SHF-T is a 32-Mbit DataFlash memory chip from Microchip Technology. Equivalent or similar products include:
1. Winbond W25Q32JV - 32-Mbit Serial NOR Flash Memory
2. Macronix MX25L3206E - 32-Mbit Serial Flash Memory
3. Spansion/Cypress S25FL032P - 32-Mbit Serial NOR Flash
4. ISSI IS25LP032 - 32-Mbit Serial Flash
These products offer similar functionality in terms of capacity and serial NOR flash capabilities. Always verify pin compatibility and specific features before substituting.

Features

The AT45DB321E-SHF-T is a 32-megabit, serial-interface DataFlash memory from Microchip Technology. It features a SPI (Serial Peripheral Interface) for fast data transfer and is designed to provide flexible and high-performance memory solutions. Key features include:
1. Memory Organization: The device offers 4,096 pages of 1,024 bytes each, allowing efficient data storage and retrieval.
2. Dual and Quad-Input/Output: Supports dual and quad SPI modes for faster data transfers.
3. Low Power Consumption: Operates at a low voltage of 2.3V to 3.6V, making it suitable for battery-powered applications.
4. Sector Erase: Allows for erasing of memory in 512KB blocks, optimizing data management.
5. Security Features: Includes features like hardware and software data protection to ensure data integrity and security.
6. Endurance: Offers a high endurance of 100,000 program/erase cycles per sector.
7. Temperature Range: Operates in a wide temperature range, making it versatile for various environments.
These features make it ideal for applications requiring reliable, high-speed, and flexible non-volatile memory.

Pinout

The AT45DB321E-SHF-T is a 32-megabit DataFlash memory chip from Microchip Technology. This device 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. SO (Serial Output): Outputs data from the device.
3. WP (Write Protect): Protects certain sectors from being written to if low.
4. GND: Ground reference for the power supply.
5. SI (Serial Input): Inputs data into the device.
6. SCK (Serial Clock): Provides clock signals for data transfers.
7. RESET: Resets the device when low.
8. VCC: Power supply voltage.
These pins enable functionalities such as data read/write, sector protection, and device reset, supporting SPI (Serial Peripheral Interface) communication for efficient data management.

Manufacturer

The AT45DB321E-SHF-T is manufactured by Adesto Technologies, which was acquired by Dialog Semiconductor in 2020, and later, Dialog was acquired by Renesas Electronics in 2021. Adesto Technologies specializes in non-volatile memory products, particularly data storage solutions for a variety of applications including Internet of Things (IoT), consumer, industrial, and medical devices. The company focuses on developing advanced memory solutions that offer low power consumption and high performance, which are critical for modern electronic devices. Their products are often used in embedded systems, providing essential storage capabilities for complex computing tasks.

Application

The AT45DB321E-SHF-T is a 32-megabit DataFlash memory chip commonly used in applications requiring high-density storage and fast data transfer. It is suitable for use in embedded systems, consumer electronics, industrial automation, and communication devices. Specific applications include firmware storage, data logging, multimedia storage, and boot memory for microcontroller-based systems. Its low power consumption and high-speed data access make it ideal for portable devices, while its endurance and reliability are beneficial for automotive and industrial environments.

Package

The AT45DB321E-SHF-T is a Serial Flash Memory IC in a 24-ball VFBGA (Very Fine-Pitch Ball Grid Array) package. This package type is compact, making it suitable for space-constrained applications, and supports high-density memory integration with efficient electrical connectivity.

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