AT24CM02-SSHM-B

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AT24CM02-SSHM-B

IC EEPROM 2MBIT I2C 1MHZ 8SOIC

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Thông số kỹ thuật

Part Status Active
DigiKey Programmable Not 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 1.7V ~ 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

Tổng quan

Description

The AT24CM02-SSHM-B is a 2-kilobit (256 x 8 bits) EEPROM (Electrically Erasable Programmable Read-Only Memory) device manufactured by Microchip Technology. It is based on the I²C (Inter-Integrated Circuit) bus protocol, allowing for easy integration in various applications. The device features a 1.8V to 5.5V operating voltage range, making it suitable for low-power applications.
Key features include:
- Memory Organization: 256 bytes with the ability to page-write in blocks of up to 16 bytes.
- Data Retention: Typically retains data for over 100 years.
- Endurance: Supports a minimum of 1 million write/erase cycles per memory cell.
- Low Power Consumption: Ideal for battery-operated devices.
- Package Options: Available in various packages including TSSOP and SOIC.
Applications include configuration storage, parameter storage, and data logging in consumer electronics, automotive, and industrial systems. The device is ideal for applications requiring reliable non-volatile memory.

Features

The AT24CM02-SSHM-B is a 2 Kbit EEPROM (Electrically Erasable Programmable Read-Only Memory) from Microchip Technology. Here are its key features:
1. Memory Density: 2 Kbit organized as 256 x 8 bits.
2. Interface: I²C (Inter-Integrated Circuit) compatible, supporting up to 1 MHz data rates.
3. Voltage Supply: Operates from 1.7V to 5.5V, making it suitable for a wide range of applications.
4. Data Retention: Offers data retention of up to 100 years under normal conditions.
5. Endurance: Supports up to 1 million write/erase cycles per memory cell.
6. Addressing: Has a built-in 5-bit device address (up to 8 devices can share the same I²C bus).
7. Temperature Range: Available in industrial-grade temperature ranges from -40°C to +85°C.
8. Package Options: Offered in various packages including SOIC, TSSOP, and DFN for flexibility in design.
This EEPROM is ideal for applications requiring reliable non-volatile memory, such as configuration storage, calibration data, and small data logging.

Package

The AT24CM02-SSHM-B is packaged in a 8-pin SOIC (Small Outline Integrated Circuit) form factor. This surface-mount package is designed for easy integration onto printed circuit boards.

Pinout

The AT24CM02-SSHM-B is a 2K-bit EEPROM (Electrically Erasable Programmable Read-Only Memory) with a 8-pin SOIC (Small Outline Integrated Circuit) package.
Pin Count and Functions:
1. VCC (Pin 1): Power supply pin.
2. GND (Pin 2): Ground pin.
3. SDA (Pin 3): Serial Data Line for data transfer.
4. SCL (Pin 4): Serial Clock Line for clock signal.
5. WP (Pin 5): Write Protect pin to enable or disable write operations.
6. A0 (Pin 6): Address pin for device addressing (can connect to GND or VCC).
7. A1 (Pin 7): Address pin for device addressing (can connect to GND or VCC).
8. NC (Pin 8): No Connect; not used.
This device is typically used in applications requiring low-power, non-volatile data storage.

Manufacturer

The manufacturer of the AT24CM02-SSHM-B is Microchip Technology Inc. Microchip is a leading provider of embedded control solutions, specializing in microcontrollers, memory, and analog semiconductors. Founded in 1989, the company focuses on providing innovative and cost-effective products for various applications, including automotive, industrial, consumer, and telecommunications. Microchip is known for its extensive portfolio of microcontroller and memory products, as well as development tools and support resources for engineers and developers. The AT24CM02-SSHM-B specifically is a serial EEPROM memory device that combines memory storage with I2C interface functionality, catering to applications requiring reliable non-volatile data retention.

Application

The AT24CM02-SSHM-B is a 2K-bit (256 x 8) EEPROM memory device used in various applications such as consumer electronics, automotive systems, industrial automation, and medical devices. It offers non-volatile data storage for configurations, calibration data, and firmware updates. Its I²C interface allows for easy integration in low-power and space-constrained designs, making it suitable for smart meters, sensors, and IoT devices.

Equivalent

The AT24CM02-SSHM-B is a 2-kbit I2C EEPROM. Equivalent products include:
1. Microchip 24LC02B
2. STMicroelectronics M24C02
3. Winbond W25X20
4. NXP PCF8572
Always check the datasheets for specific compatibility and feature sets before substitution.

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