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AT24CM02-SSHD-B

Name: AT24CM02-SSHD-B
Rating: 4.7 (12 reviews)

IC EEPROM 2MBIT I2C 1MHZ 8SOIC

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資料表 AT24CM02-SSHD-B DataSheet
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規格

Part Status	Active
DigiKey Programmable	Verified
Memory Type	Non-Volatile
Memory Format	EEPROM
Technology	EEPROM
Memory Size	2Mbit
Memory Organization	256K x 8
Memory Interface	I2C
Write Cycle Time - Word, Page	10ms
Voltage - Supply	2.5V ~ 5.5V
Operating Temperature	-40°C ~ 85°C (TC)
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	AT24CM02
Clock Frequency	1 MHz
Access Time	450 ns

概述

Description

The AT24CM02-SSHD-B is a 2K-bit (256 x 8) I²C EEPROM (Electrically Erasable Programmable Read-Only Memory) device designed for low power and high reliability applications. It features a 2-wire I²C interface, making it easy to connect with microcontrollers and other digital devices. The device operates from a supply voltage of 1.7V to 5.5V, allowing it to function in various environments.
Key features include a wide temperature range, multiple write protection options, and a fast data rate, supporting up to 1 MHz for communication. The AT24CM02-SSHD-B is suitable for applications like data storage, configurations, and device identification in consumer electronics, automotive systems, and industrial applications.
Its small package size and low power consumption make it ideal for battery-operated devices. Overall, the AT24CM02-SSHD-B offers a reliable solution for non-volatile memory requirements in compact electronic designs.

Features

The AT24CM02-SSHD-B is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) from Atmel (now part of Microchip Technology). Key features include:
1. Memory Capacity: 2 Kbit (256 x 8 bits).
2. Interface: I2C compatible (Two-wire protocol).
3. Operating Voltage: Typically operates within a voltage range of 1.7V to 5.5V.
4. Data Retention: Guarantees data retention of up to 100 years.
5. Endurance: Supports up to 1 million write/erase cycles.
6. Temperature Range: Industrial-grade, suitable for -40°C to +85°C.
7. Page Write: Supports page write operations (up to 16 bytes at a time).
8. Low Power Consumption: Designed for low power use, making it suitable for battery-powered applications.
9. Small Package: Available in a compact 8-lead SOIC or DFN package.
These features make the AT24CM02-SSHD-B ideal for applications requiring non-volatile data storage, such as configuration settings, calibration data, and user preferences.

Package

The AT24CM02-SSHD-B comes in a TSSOP-8 package type. This small, thin shrink outline package is designed for space-constrained applications, allowing for efficient integration into electronic circuits.

Pinout

The AT24CM02-SSHD-B is a 2-Kbit EEPROM (Electrically Erasable Programmable Read-Only Memory) device with a total of 8 pins. The pin configuration and their functions are as follows:
1. A0 - Address pin for device selection.
2. A1 - Address pin for device selection.
3. A2 - Address pin for device selection.
4. GND - Ground connection.
5. VCC - Power supply pin (typically 1.8V to 5.5V).
6. SDA - Serial Data Line for data transfer.
7. SCL - Serial Clock Line for synchronization of data.
8. WP - Write Protect pin to prevent write operations.
The device operates over the I2C bus, allowing multiple devices to be connected to a single bus. The AT24CM02-SSHD-B is used in applications requiring non-volatile memory storage, such as configuration settings and calibration data.

Manufacturer

The AT24CM02-SSHD-B is manufactured by Microchip Technology Inc., a leading provider of microcontroller and analog semiconductors. Founded in 1989 and headquartered in Chandler, Arizona, Microchip specializes in embedded control solutions, offering a wide range of products including microcontrollers, digital signal controllers, and memory devices. The company serves various industries, including automotive, consumer, industrial, and communications, focusing on providing high-performance, low-power devices for a diverse array of applications.

Application

The AT24CM02-SSHD-B is a 2K-bit EEPROM with an I2C interface, commonly used in applications such as consumer electronics, smart cards, and automotive systems. It is ideal for storing configuration data, calibration settings, and user preferences in devices like sensors, wearable technology, and industrial equipment. Its low power consumption and reliability make it suitable for portable and battery-operated devices.

Equivalent

The AT24CM02-SSHD-B is a 2 Kbit EEPROM with I2C interface. Equivalent products include:
1. Microchip 24LC02B
2. STMicroelectronics M24C02
3. NXP PCF8582
4. Winbond W25X40
5. On Semiconductor CAT24C02
These chips offer similar functionality and specifications but may differ in package type and specific features. Always verify compatibility for your application.