AT34C02D-SSHM-T

Product Overview

Category

AT34C02D-SSHM-T belongs to the category of electronic memory devices.

Use

It is primarily used for storing and retrieving digital information in various electronic systems.

Characteristics

• Non-volatile: The stored data is retained even when power is removed.
• Low power consumption: It operates at low voltage levels, making it energy-efficient.
• Small form factor: The compact size allows for easy integration into electronic circuits.
• High reliability: It offers robust performance and long-term data retention.
• I2C interface: It utilizes the I2C communication protocol for data transfer.

Package

AT34C02D-SSHM-T is available in a surface-mount package.

Essence

The essence of AT34C02D-SSHM-T lies in its ability to provide reliable and non-volatile storage for digital data in electronic systems.

Packaging/Quantity

It is typically packaged in reels or trays and is available in varying quantities depending on the manufacturer's specifications.

Specifications

• Memory capacity: 2 kilobits (256 bytes)
• Operating voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: 1 million cycles
• Data retention: 100 years

Detailed Pin Configuration

AT34C02D-SSHM-T has a standard 8-pin configuration:

1. VCC: Power supply voltage
2. SDA: Serial data input/output
3. SCL: Serial clock input
4. WP: Write protect pin
5. GND: Ground
6. NC: No connection
7. A0: Address bit 0
8. A1: Address bit 1

Functional Features

• Random access: Allows for direct reading and writing of specific memory locations.
• Byte-level operations: Enables manipulation of individual bytes within the memory.
• Hardware write protection: The WP pin can be used to protect the memory from accidental writes.
• Sequential read mode: Facilitates efficient retrieval of consecutive data bytes.

Advantages

• Compact size and low power consumption make it suitable for portable electronic devices.
• Non-volatile nature ensures data integrity even during power loss or system shutdown.
• High reliability and long data retention make it ideal for critical applications.
• I2C interface simplifies integration with a wide range of microcontrollers and other devices.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speeds compared to volatile memory types.
• Susceptible to electromagnetic interference due to its small form factor.

Working Principles

AT34C02D-SSHM-T utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electrical charges in floating gate transistors, which can be selectively programmed or erased using voltage pulses. The stored charge determines the logic state of each memory cell, allowing for binary data storage.

Detailed Application Field Plans

AT34C02D-SSHM-T finds applications in various electronic systems, including but not limited to:

1. Consumer electronics: Used in smart TVs, set-top boxes, and audio/video equipment for configuration and data storage.
2. Automotive: Employed in vehicle control units for storing calibration data, fault codes, and user preferences.
3. Industrial automation: Integrated into programmable logic controllers (PLCs) for storing program code, configuration parameters, and historical data.
4. Medical devices: Utilized in medical equipment for storing patient data, device settings, and firmware updates.
5. Internet of Things (IoT): Incorporated into IoT devices for storing sensor data, device identifiers, and network configuration.

Detailed and Complete Alternative Models

1. AT24C02: Similar EEPROM memory with the same capacity and I2C interface.
2. CAT24C02: Competing EEPROM memory offering similar specifications and pin compatibility.
3. 24AA02: Alternative EEPROM memory from a different manufacturer, compatible with I2C communication.

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