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AT25FF041A-SHN-T

Name: AT25FF041A-SHN-T
Rating: 4.7 (12 reviews)

IC FLASH 4MBIT SPI/QUAD 8SOIC

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Mfr.부분 #AT25FF041A-SHN-T
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사양

Part Status	Active
DigiKey Programmable	Verified
Memory Type	Non-Volatile
Memory Format	FLASH
Technology	FLASH - NOR
Memory Size	4Mbit
Memory Organization	2M x 2
Memory Interface	SPI - Quad I/O
Clock Frequency	104 MHz
Write Cycle Time - Word, Page	22µs, 2.6ms
Voltage - Supply	1.65V ~ 3.6V
Operating Temperature	-40°C ~ 85°C (TC)
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.209", 5.30mm Width)
Supplier Device Package	8-SOIC
Base Product Number	AT25FF041

개요

Description

The AT25FF041A-SHN-T is a serial Flash memory chip from Atmel (now part of Microchip Technology), featuring 4 megabits (512 Kbytes) of storage. This chip utilizes the SPI (Serial Peripheral Interface) protocol, enabling high-speed data transfer and efficient communication with microcontrollers and other devices.
Key features include a voltage range of 2.7V to 3.6V, fast read speeds up to 85 MHz, and support for various memory operations like read, program, and erase. The AT25FF041A also includes a unique ID feature for device identification, as well as security features such as a write-protect function to safeguard data integrity.
This memory is commonly used in applications like consumer electronics, automotive systems, and industrial controls, where non-volatile data storage is crucial. Its compact form factor and reliable performance make it suitable for space-constrained designs.

Features

The AT25FF041A-SHN-T is a 4-Mbit (512 K x 8) serial flash memory device from Microchip Technology, featuring a dual and quad SPI interface for high-speed data transfer. Key features include:
1. Memory Organization: 4-Mbit density with 512K x 8-bit architecture.
2. Interface: Supports dual and quad SPI modes for faster data access.
3. Voltage Range: Operates at 2.7V to 3.6V, making it suitable for various low-power applications.
4. Speed: Offers high-speed clock rates up to 104 MHz in quad mode.
5. Erase/Program: Provides sector (4K, 32K, and 64K) and bulk erase options, with fast programming times.
6. Data Retention: Guaranteed data retention of 20 years (minimum).
7. Endurance: Supports a minimum of 100,000 program/erase cycles for reliability.
8. Package Options: Available in various packages, including SOIC and TDFN for flexible design integration.
These features make it ideal for applications in consumer electronics, automotive, and industrial sectors, where fast, reliable non-volatile memory is required.

Package

The AT25FF041A-SHN-T is packaged in a 8-lead SOIC (Small Outline Integrated Circuit) format.

Pinout

The AT25FF041A-SHN-T is a serial flash memory device with a pin count of 8. It features a 4 Mbit (512 K x 8) storage capacity. This device utilizes the SPI (Serial Peripheral Interface) protocol for communication.
Key pin functions include:
1. CS (Chip Select): Active low signal to enable the device.
2. MOSI (Master Out Slave In): Data input line for programming the device.
3. MISO (Master In Slave Out): Data output line for reading from the device.
4. SCK (Serial Clock): Clock signal provided by the master device.
5. VCC: Power supply for the device.
6. GND: Ground reference.
The AT25FF041A-SHN-T is commonly used in applications such as firmware storage, configuration data storage, and for boot code due to its non-volatile memory capabilities.

Manufacturer

The AT25FF041A-SHN-T is manufactured by Adesto Technologies, a company specializing in non-volatile memory solutions. Adesto focuses on providing innovative memory products, particularly Flash memory and other semiconductor solutions tailored for applications in the Internet of Things (IoT), consumer electronics, and industrial markets. Founded in 2006, Adesto is known for its commitment to technology advancements in memory products, aiming to enhance the performance and efficiency of electronic devices. The company has established itself as a key player in the semiconductor industry, particularly in the realm of specialized memory solutions.

Application

The AT25FF041A-SHN-T is a 4-Mbit serial Flash memory chip used in various applications, including consumer electronics, automotive systems, industrial automation, and IoT devices. It serves for code storage, data logging, firmware updates, and configuration settings in devices like smartphones, wearables, and embedded systems due to its fast read/write capabilities and low power consumption.

Equivalent

The AT25FF041A-SHN-T is a 4M-bit serial Flash memory. Equivalent products include the Winbond W25X40CLSNIG, Micron MT25QL040A, and the STMicroelectronics M25P40. Always verify compatibility in terms of voltage, pinout, and specifications before substitution.