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AT45DB641E-SHN-T

Name: AT45DB641E-SHN-T
Rating: 4.7 (12 reviews)

IC FLASH 64MBIT SPI 85MHZ 8SOIC

제조업체
Mfr.부분 #AT45DB641E-SHN-T
패키지 SOP-8
데이터시트
재고 있음4865

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사양

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
MemoryType	Non-Volatile
MemoryFormat	FLASH
Technology	FLASH
MemorySize	64Mb (264 Bytes x 32K pages)
MemoryInterface	SPI
ClockFrequency	85 MHz
WriteCycleTime-WordPage	8µs, 5ms
Voltage-Supply	1.7V ~ 3.6V
OperatingTemperature	-40°C ~ 85°C (TC)
MountingType	Surface Mount
Package/Case	8-SOIC (0.209, 5.30mm Width)

개요

Description

The AT45DB641E-SHN-T is a Serial NOR Flash memory chip manufactured by Microchip Technology. It features a storage capacity of 64 megabits (8 megabytes) and utilizes a 3.3V power supply. This memory device supports a Serial Peripheral Interface (SPI), enabling fast data transfer rates, typically up to 66 MHz.
Key features include:
1. High Speed: Supports both single and dual I/O modes for improved performance.
2. Erase and Program: Utilizes a sector-based architecture, allowing users to erase and program data in small blocks, enhancing flexibility.
3. Endurance and Reliability: Offers 100,000 program/erase cycles and a data retention of up to 20 years.
4. Low Power Consumption: Designed for low energy usage, making it suitable for battery-powered applications.
The AT45DB641E-SHN-T is ideal for various applications, including consumer electronics, industrial automation, and automotive systems, where reliable and fast memory storage is essential.

Features

The AT45DB641E-SHN-T is a 64-Mbit Serial NOR Flash memory chip from Microchip Technology. Key features include:
1. Memory Density: 64 Mbits, organized as 8 Mbytes (1 Mbyte per sector).
2. Interface: SPI (Serial Peripheral Interface) for high-speed data transfer.
3. Access Speed: Fast read speed of up to 85 MHz.
4. Erase and Program: Supports page programming (up to 256 bytes) and sector erase capabilities.
5. Data Retention: Typically retains data for over 20 years at 85°C.
6. Endurance: Supports a minimum of 100,000 program/erase cycles per sector.
7. Low Power Consumption: Consumes low power during operation and deep power-down mode.
8. Security Features: Supports software data protection and a unique ID for secure data storage.
9. Package Options: Available in various packages, including SOIC and DFN to suit design needs.
These features make the AT45DB641E-SHN-T suitable for various applications, including consumer electronics, automotive, and industrial devices.

Package

The AT45DB641E-SHN-T is packaged in an 8-pad SOIC (Small Outline Integrated Circuit) format, specifically with a 150 mil width. This type of package is designed for surface mounting on PCBs.

Pinout

The AT45DB641E-SHN-T is a 64-megabit (8 MB) Serial DataFlash memory chip that operates with a 3.3V supply voltage. It features a total of 8 pins. The pin configuration and their functions are as follows:
1. CS (Chip Select): Activates the chip for communication.
2. SCK (Serial Clock): Provides the clock signal for data transmission.
3. SI (Serial Input): Used for sending data to the chip.
4. SO (Serial Output): Used for reading data from the chip.
5. WP (Write Protect): Provides write protection functionality.
6. RESET: Resets the device.
7. Vcc: Power supply pin (3.3V).
8. GND: Ground pin.
This memory device is used in various applications requiring non-volatile storage, offering features like fast page programming and a high endurance cycle.

Manufacturer

The manufacturer of the AT45DB641E-SHN-T is Adesto Technologies, a company specializing in non-volatile memory products. Adesto Technologies focuses on providing innovative solutions for various applications, including embedded systems, industrial, and consumer electronics. Their product line includes Flash memory, EEPROM, and other storage technologies designed for high performance and efficiency. Adesto is known for its commitment to advancing memory technology and supporting the evolving needs of the electronics industry.

Application

The AT45DB641E-SHN-T is a 64Mb serial NOR flash memory chip primarily used in embedded systems for data storage. Applications include code and data storage in consumer electronics, automotive systems, industrial controls, and networking devices. Its fast read speeds and low power consumption make it suitable for firmware updates, boot code storage, and applications requiring frequent data logging or configuration settings.

Equivalent

The AT45DB641E-SHN-T is a 64Mb serial Flash memory chip. Equivalent products include the Micron MT25QL640, Winbond W25Q64, and Cypress S25FL064P. These alternatives offer similar storage capacity, SPI interface, and performance characteristics. Always verify specific requirements and compatibility before substitution.