AT25XE021A-SSHN-T

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AT25XE021A-SSHN-T

IC FLASH 2MBIT SPI 70MHZ 8SOIC

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  • Fr. Teil #AT25XE021A-SSHN-T
  • Paket SOP-8
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Spezifikationen

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
MemoryType Non-Volatile
MemoryFormat FLASH
Technology FLASH
MemorySize 2Mb (256K x 8)
MemoryInterface SPI
ClockFrequency 70 MHz
WriteCycleTime-WordPage 8µs, 5ms
Voltage-Supply 1.65V ~ 3.6V
OperatingTemperature -40°C ~ 85°C (TC)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Übersicht

Description

The AT25XE021A-SSHN-T is a serial NOR Flash memory chip from Atmel (now part of Microchip Technology). It features a 2 Megabit (256 K x 8) storage capacity and operates using the SPI (Serial Peripheral Interface) protocol, enabling high-speed data transfers. This memory device is designed for embedded applications, offering features like fast read speeds, low power consumption, and flexible data storage options.
Key characteristics include a wide voltage range (2.7V to 3.6V), support for a range of operating frequencies, and the ability to perform sector erase operations. The AT25XE021A is particularly suitable for applications in consumer electronics, industrial devices, and automotive systems where reliable and efficient data storage is essential.
The "SSHN-T" designation indicates that the chip comes in a small, thin-profile package (SOP) and is RoHS-compliant, making it environmentally friendly. Overall, this memory solution is ideal for applications requiring simple and efficient non-volatile storage.

Features

The AT25XE021A-SSHN-T is a 2-Mbit serial EEPROM memory device from Microchip Technology. It features:
1. Memory Organization: 256 pages of 8 bytes each.
2. Interface: Supports a dual and quad SPI interface for fast data transfer.
3. High Speed: Up to 104 MHz clock frequency for rapid data access.
4. Voltage Range: Operates at 1.8V to 5.5V, allowing for flexibility in various applications.
5. Endurance: Supports over 100,000 write/erase cycles per cell.
6. Data Retention: Ensures data retention for up to 100 years.
7. Low Power Consumption: Designed for low power operations, making it suitable for battery-operated devices.
8. Chip Select: Single, dual, and quad I/O capabilities for versatile connectivity.
9. Temperature Range: Available in commercial and industrial temperature ranges (-40°C to +85°C).
This EEPROM is ideal for applications in consumer electronics, industrial control, and portable devices requiring non-volatile storage.

Package

The AT25XE021A-SSHN-T is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) format. It is designed for surface mounting and is commonly used in applications requiring serial flash memory.

Pinout

The AT25XE021A-SSHN-T is a serial NOR flash memory chip with a pin count of 8. It features a variety of functions, including:
1. Data Storage: It provides 2 Mbit (256 Kbytes) of memory for storing data.
2. Serial Interface: Utilizes SPI (Serial Peripheral Interface) for communication, allowing for fast data transfer.
3. Program/Erase Capabilities: Supports page programming and sector erasure, enabling flexible data management.
4. Power Management: Includes low power consumption modes, making it suitable for battery-operated devices.
5. Security Features: Supports write protection and security bits for data integrity.
The device is commonly used in embedded systems, consumer electronics, and applications requiring non-volatile memory solutions.

Manufacturer

The AT25XE021A-SSHN-T is manufactured by Adesto Technologies, a company specializing in non-volatile memory solutions. Adesto focuses on innovative memory products, particularly in areas such as embedded systems, IoT (Internet of Things), and industrial applications. Their offerings include a range of serial NOR Flash and other memory types designed for low power consumption and high performance. Adesto Technologies aims to provide efficient, reliable, and cost-effective memory solutions to meet the needs of various industries, including consumer electronics, automotive, and telecommunications.

Application

The AT25XE021A-SSHN-T is a 2 Mbit serial EEPROM used in various applications, including automotive, industrial control, consumer electronics, and IoT devices. Its features support data storage for firmware, configuration settings, and calibration data. Ideal for applications requiring low power consumption, high reliability, and fast data access, it is commonly utilized in smart meters, medical devices, and communication systems.

Equivalent

The AT25XE021A-SSHN-T is a 2-Mbit, dual-IO, serial flash memory chip. Equivalent products include the Winbond W25Q20BV, Microchip SST25VF020B, and Macronix MX25L2006E. These alternatives offer similar specifications such as memory size, interface type, and voltage range. Always verify specific parameters like speed and packaging to ensure compatibility with your application.

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