AT45DB321D-SU

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AT45DB321D-SU

IC FLASH 32MBIT SPI 66MHZ 8SOIC

  • Fabricant
  • Mfr. Partie #AT45DB321D-SU
  • Paquet SOIC-8
  • Fiche de données
  • En stock5911

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Spécifications

Package Tube
ProductStatus Obsolete
MemoryType Non-Volatile
MemoryFormat FLASH
Technology FLASH
MemorySize 32Mb (528 Bytes x 8192 pages)
MemoryInterface SPI
ClockFrequency 66 MHz
WriteCycleTime-WordPage 6ms
Voltage-Supply 2.7V ~ 3.6V
OperatingTemperature -40°C ~ 85°C (TC)
MountingType Surface Mount
Package/Case 8-SOIC (0.209, 5.30mm Width)

Vue d'ensemble

Description

The AT45DB321D-SU is a serial NOR Flash memory chip manufactured by Microchip Technology. It features a 32Mb (4MB) capacity, organized as 4,096 pages of 256 bytes each. This chip utilizes a high-speed SPI (Serial Peripheral Interface) for communication, facilitating fast read, program, and erase operations.
Key features include:
- Fast Read Access: With a read speed of up to 85MHz, it allows quick data retrieval.
- Flexible Programming: Supports page programming and sector erase, enhancing flexibility in data management.
- Low Power Consumption: Designed for battery-operated devices, it operates efficiently across a range of power conditions.
- Data Retention: Offers reliable data retention for up to 20 years, making it suitable for applications requiring long-term storage.
The AT45DB321D-SU is commonly used in embedded systems, consumer electronics, and automotive applications where reliable non-volatile memory is essential. Its compact SOIC package makes it easy to integrate into various designs.

Features

The AT45DB321D-SU is a 32-megabit serial NOR Flash memory device from Microchip Technology. Key features include:
1. Density: 32 Mbit (4 MB).
2. Interface: SPI (Serial Peripheral Interface) supporting dual and quad I/O modes for high-speed data transfer.
3. Read Speed: Up to 85 MHz in single I/O mode.
4. Write/Erase Cycles: Supports 100,000 program/erase cycles per sector.
5. Data Retention: Provides up to 20 years of data retention at 85°C.
6. Programming: Allows byte, page, and sector programming.
7. Sector Architecture: Divided into multiple sectors for flexible management.
8. Power Supply: Operates at 2.7V to 3.6V, suitable for low-power applications.
9. Temperature Range: Industrial grade, operating from -40°C to 85°C.
10. Packages: Available in standard 8-pin SOIC and other form factors for easy integration.
This device is ideal for applications requiring low-density data storage with high-speed access and reliability, such as in consumer electronics, automotive systems, and industrial equipment.

Package

The AT45DB321D-SU is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) package, which has a surface mount design. This type of packaging is suitable for compact applications and allows for efficient thermal and electrical performance.

Pinout

The AT45DB321D-SU is a serial NOR Flash memory device with a pin count of 8. It features a 32 Megabit (4 Megabyte) capacity. The device is designed for low power and high performance in various applications such as data storage in consumer electronics, automotive, and industrial systems.
The pin functions are as follows:
1. CS (Chip Select) - Activates the device.
2. SCK (Serial Clock) - Used to clock data into and out of the device.
3. SI (Serial Input) - Data input pin for commands and programming.
4. SO (Serial Output) - Data output pin for reading data.
5. WP (Write Protect) - Protects memory from being written.
6. RESET - Resets the device.
7. VCC - Power supply pin.
8. GND - Ground reference.
This device supports a variety of read and write operations, including page programming and sector erase.

Manufacturer

The AT45DB321D-SU is manufactured by Microchip Technology Inc., a leading company in the semiconductor industry. Microchip specializes in designing and manufacturing microcontrollers, memory, and analog semiconductors. The AT45DB321D-SU is a serial NOR Flash memory device, commonly used in various applications for data storage and retrieval. The company is known for its focus on embedded control applications and offers a wide range of products for automotive, industrial, and consumer electronics markets. Microchip maintains a strong commitment to innovation and quality, supporting developers with extensive resources and tools to facilitate product development.

Application

The AT45DB321D-SU is a serial NOR Flash memory primarily used in embedded systems for applications such as firmware storage, data logging, and configuration settings in consumer electronics, automotive systems, industrial automation, and IoT devices. Its capabilities make it suitable for applications requiring high-speed data access and reliable non-volatile memory.

Equivalent

The AT45DB321D-SU chip is a 32Mb serial data flash memory. Equivalent products include the Micron MT25QL256ABA, Winbond W25Q32JV, and Cypress S25FL032P. These alternatives provide similar specifications, such as capacity, interface, and performance, making them suitable replacements in various applications. Always verify specific requirements such as voltage levels and speed before substitution.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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