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AT25SF041B-SSHB-T

Name: AT25SF041B-SSHB-T
Rating: 4.7 (12 reviews)

IC FLASH 4MBIT SPI/QUAD 8SOIC

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包 SOIC-8
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
MemoryType	Non-Volatile
MemoryFormat	FLASH
Technology	FLASH - NOR
MemorySize	4Mb (512K x 8)
MemoryInterface	SPI - Quad I/O
ClockFrequency	108 MHz
WriteCycleTime-WordPage	50µs, 2.4ms
Voltage-Supply	2.7V ~ 3.6V
OperatingTemperature	-40°C ~ 85°C (TC)
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概述

Description

The AT25SF041B-SSHB-T is a high-performance serial Flash memory device developed by Adesto Technologies. It features a 4-megabit (512K x 8-bit) storage capacity and operates over a wide voltage range of 2.7V to 3.6V. This device utilizes a Quad SPI interface, enabling high-speed data access and efficient read/write operations.
Key features include fast read speeds of up to 85 MHz, a robust erase capability, and multiple power-saving modes, making it suitable for various applications such as consumer electronics, automotive systems, and industrial controls. The AT25SF041B is available in a compact 8-pin package, facilitating easy integration into space-constrained designs. It supports command-based operations, allowing users to perform a range of functions, including page programming and sector erasing.
Overall, the AT25SF041B-SSHB-T is an ideal choice for applications requiring reliable, high-speed non-volatile memory solutions.

Features

The AT25SF041B-SSHB-T is a 4-Mbit serial Flash memory from Atmel (now Microchip Technology). It features a SPI (Serial Peripheral Interface) for fast data transfer and is designed for use in embedded applications. Key features include:
- Density: 4 Mbits (512 Kbytes).
- Supply Voltage: Operates at 2.7V to 3.6V.
- Speed: Fast read speeds of up to 104 MHz, with a dual and quad SPI mode for higher throughput.
- Data Retention: Typically up to 20 years.
- Endurance: 100,000 program/erase cycles.
- Architecture: Supports single, dual, and quad I/O operations.
- Security: Features a 64-bit unique ID and support for a 256-byte security register.
- Package: Available in a compact 8-lead SOIC package.
This memory device is ideal for applications requiring reliable, high-speed data storage, such as consumer electronics, automotive systems, and industrial controls.

Package

The AT25SF041B-SSHB-T is packaged in a SOIC-8 (Small Outline Integrated Circuit) format. This surface-mount package has eight pins and is designed for compact applications in electronic circuits.

Pinout

The AT25SF041B-SSHB-T is a serial Flash memory chip with a pin count of 8. It features a standard SPI (Serial Peripheral Interface) interface for communication. This memory device has a capacity of 4 megabits (512 kilobytes) and operates with a supply voltage range of 2.7V to 3.6V.
The functionality of its pins includes:
1. CS (Chip Select): Activates the chip for communication.
2. MOSI (Master Out Slave In): Data input pin for programming and reading.
3. MISO (Master In Slave Out): Data output pin for reading data from the device.
4. SCK (Serial Clock): Clock signal for synchronizing data transmission.
5. VCC: Power supply pin.
6. GND: Ground reference pin.
7. WP (Write Protect): Pin to enable write protection.
8. HOLD: Pin to pause communication.
This component is suitable for various applications requiring non-volatile memory storage.

Manufacturer

The AT25SF041B-SSHB-T is manufactured by Adesto Technologies, a company that specializes in non-volatile memory solutions. Adesto focuses on developing innovative memory products, including Serial Flash and memory devices, catering to various markets such as the Internet of Things (IoT), consumer electronics, industrial automation, and automotive applications. Their products are designed to meet the increasing demand for efficient, reliable, and high-performance memory solutions in modern electronic devices. Adesto Technologies emphasizes energy efficiency, compact design, and advanced technology in its offerings.

Application

The AT25SF041B-SSHB-T is a serial flash memory chip typically used in applications such as consumer electronics, automotive systems, industrial automation, and IoT devices. It is suitable for firmware storage, data logging, and configuration settings due to its fast read/write capabilities, low power consumption, and reliability. Common uses include smart home devices, medical equipment, and embedded systems.

Equivalent

The AT25SF041B-SSHB-T is a 4Mbit (512KB) serial flash memory chip. Equivalent products include:
1. Micron MT25QL040A
2. Winbond W25Q40BV
3. Cypress S25FL040K
4. Numonyx M25P40
Ensure to check specific pin configurations and voltage requirements for compatibility.