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AT45DB641E-MWHN-T

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

IC FLASH 64MBIT SPI 85MHZ 8VDFN

제조업체
Mfr.부분 #AT45DB641E-MWHN-T
패키지 VDFN-8
데이터시트
재고 있음7980

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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-VDFN Exposed Pad

개요

Description

The AT45DB641E-MWHN-T is a 64-megabit serial Flash memory device manufactured by Microchip Technology (formerly Atmel). It utilizes a 3.3V power supply and features a high-speed SPI (Serial Peripheral Interface) for efficient data transfer. With a density of 64Mb (8MB), it is organized as 8,192 pages of 256 bytes each, allowing for flexible data storage and retrieval.
This memory chip supports features such as fast read operations, page programming, and sector erase functions, making it suitable for applications requiring quick access to data. It also includes a unique ID and status register, providing essential information about the device state and capabilities.
The AT45DB641E is ideal for embedded systems, consumer electronics, automotive applications, and any project that requires non-volatile memory with high endurance and reliability. Its compact design and efficient power consumption make it a versatile choice for modern digital applications.

Features

The AT45DB641E-MWHN-T is a serial NOR Flash memory chip from Microchip Technology, featuring 64 megabits (8 megabytes) of storage capacity. Key features include:
1. Interface: SPI (Serial Peripheral Interface) for easy integration.
2. Voltage Range: Operates at a supply voltage of 2.7V to 3.6V, suitable for various applications.
3. Speed: Supports high-speed read operations, with clock frequencies up to 104 MHz.
4. Data Retention: Offers a data retention period of up to 20 years, ensuring long-term reliability.
5. Erase and Write Cycles: Supports 10,000 program/erase cycles per sector.
6. Chip Organization: Organized as 8 sectors of 8K bytes each, allowing for flexible data management.
7. Low Power Consumption: Provides power-saving features, making it ideal for battery-operated devices.
These features make the AT45DB641E-MWHN-T suitable for a variety of applications, including consumer electronics, automotive, and industrial systems.

Package

The AT45DB641E-MWHN-T is packaged in a 16-Lead SOIC (Small Outline Integrated Circuit) format. This surface-mount package is designed for easy integration into various electronic applications.

Pinout

The AT45DB641E-MWHN-T is a 64Mb serial Flash memory chip from Microchip Technology. It has a total of 8 pins. The pin functions are as follows:
1. CS (Chip Select): Activates the device for communication.
2. SCK (Serial Clock): Provides the clock signal for data transfer.
3. SI (Serial Input): Receives data from the host.
4. SO (Serial Output): Sends data to the host.
5. RESET: Resets the device to a known state.
6. WP (Write Protect): Protects the memory from accidental writes.
7. VCC: Supplies power to the device.
8. GND: Ground reference.
This chip is widely used for data storage applications in embedded systems due to its high speed and low power consumption.

Manufacturer

The AT45DB641E-MWHN-T is manufactured by Microchip Technology Inc. Microchip is a leading semiconductor company that specializes in microcontrollers, memory, and various types of analog and interface solutions. Founded in 1989, the company is known for its focus on embedded control applications and offers a wide range of products designed for automotive, industrial, consumer, and communications markets. Microchip combines its proprietary technology with a variety of development tools, software, and support services to assist engineers in product design and development. The AT45DB641E-MWHN-T is a serial NOR Flash memory device, commonly used in applications requiring high-density data storage.

Application

The AT45DB641E-MWHN-T is a serial NOR Flash memory chip commonly used in embedded systems for data storage applications. It is ideal for firmware storage, code execution, and data logging in consumer electronics, automotive, industrial automation, and telecommunications. Its high-density storage capability and fast read/write speeds make it suitable for applications requiring quick access to large amounts of non-volatile memory.

Equivalent

The AT45DB641E-MWHN-T chip, a 64Mb serial NOR flash memory, can be replaced by equivalent products such as the Macronix MX25L6445E, Winbond W25Q64JV, and Spansion S25FL064P. Ensure compatibility in interface, voltage, and memory organization when selecting alternatives.