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AT45DB041D-SSU

Name: AT45DB041D-SSU
Rating: 4.7 (12 reviews)

IC FLASH 4MBIT SPI 66MHZ 8SOIC

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Mfr。パート #AT45DB041D-SSU
パッケージ SOIC-8
データシート
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仕様

Package	Tube
ProductStatus	Obsolete
MemoryType	Non-Volatile
MemoryFormat	FLASH
Technology	FLASH
MemorySize	4Mb (264 Bytes x 2048 pages)
MemoryInterface	SPI
ClockFrequency	66 MHz
WriteCycleTime-WordPage	4ms
Voltage-Supply	2.7V ~ 3.6V
OperatingTemperature	-40°C ~ 85°C (TC)
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概要

Description

The AT45DB041D-SSU is a 4-megabit (512K x 8) serial NOR flash memory chip from Microchip Technology, designed for a variety of applications requiring non-volatile data storage. It features a SPI (Serial Peripheral Interface) interface, enabling high-speed data transfer, with a maximum clock frequency of 66 MHz. The chip is capable of fast read times and offers multiple modes, including dual and quad I/O for enhanced performance.
Key features include a 3V operating voltage, low power consumption, and the ability to perform sector erasings and byte programming, making it suitable for embedded systems, consumer electronics, and industrial applications. The AT45DB041D-SSU also supports a wide temperature range, enhancing its reliability in various environments. Additionally, it comes in a compact 8-lead SOIC package, facilitating easy integration into designs. Overall, the AT45DB041D-SSU is a versatile solution for applications needing efficient, reliable, and durable memory storage.

Features

The AT45DB041D-SSU is a 4 Mbit serial NOR Flash memory chip from Atmel (now part of Microchip Technology). Key features include:
1. Density: 4 Mbit (512 Kbytes) storage capacity.
2. Interface: SPI (Serial Peripheral Interface) for fast data transfer.
3. Speed: Maximum clock frequency of up to 66 MHz.
4. Read Speed: Sequential read speed of 85 MHz; supports dual and quad I/O for enhanced performance.
5. Endurance: 100,000 program/erase cycles per sector.
6. Data Retention: Retains data for 20 years at 85°C.
7. Programming Options: Supports page programming and sector erase.
8. Package: Available in a small 8-pin SOIC and 8-pin DFN packages, optimizing board space.
9. Low Power Consumption: Suitable for battery-operated devices due to its low power requirement in various operational modes.
This combination of features makes the AT45DB041D-SSU ideal for embedded applications, including code storage and data logging.

Package

The AT45DB041D-SSU is packaged in a 8-lead SOIC (Small Outline Integrated Circuit) form factor. It features a surface mount design suitable for compact applications.

Pinout

The AT45DB041D-SSU is a serial Flash memory device with a pin count of 8. It features a density of 4 megabits (512 Kbytes) and operates with a SPI (Serial Peripheral Interface) protocol.
Key functions include:
1. Data Storage: It allows for the storage of data in its Flash memory cells.
2. Read and Write Operations: Supports various commands to read data, program (write), and erase memory sectors.
3. Sector Management: The device is segmented into sectors for efficient data management and erasure.
4. Low Power Consumption: Designed for low power usage, making it suitable for battery-operated applications.
5. Fast Access Times: Offers quick access times for reading and programming data.
This device is commonly used in applications such as consumer electronics, automotive systems, and embedded systems.

Manufacturer

The AT45DB041D-SSU is manufactured by Microchip Technology Inc., a leading American technology company. Microchip specializes in designing and manufacturing microcontrollers, mixed-signal, analog, and Flash-IP solutions for embedded control applications. Established in 1989, the company focuses on providing a wide range of semiconductor products, including memory devices, which are used in various applications such as automotive, industrial, consumer electronics, and communications. Microchip is known for its commitment to innovation and quality, serving both large enterprises and small businesses in the electronics industry.

Application

The AT45DB041D-SSU is a 4M-bit serial Flash memory designed for applications such as data logging, firmware storage, and code execution in embedded systems. It is commonly used in consumer electronics, automotive systems, industrial automation, and IoT devices, where non-volatile storage is required for configuration settings, firmware updates, and other critical data retention tasks. Its SPI interface allows for fast data transfer and easy integration into various microcontroller-based projects.

Equivalent

The AT45DB041D-SSU is a serial flash memory chip. Equivalent products include the Winbond W25Q40BV, Micron MT25QL040A, and the Cypress S25FL040K. Ensure to check specifications such as voltage, interface (SPI), and memory architecture to confirm compatibility.