AT24C16D-MAHM-E

Product Overview

Category

AT24C16D-MAHM-E belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This product is primarily used for non-volatile data storage in various electronic devices such as microcontrollers, computers, and consumer electronics.

Characteristics

• Electrically erasable: The AT24C16D-MAHM-E can be erased and reprogrammed electrically, making it convenient for updating stored data.
• Non-volatile: The stored data remains intact even when power is removed.
• High storage capacity: This chip has a storage capacity of 16 kilobits (2 kilobytes), allowing for ample data storage.
• Low power consumption: The AT24C16D-MAHM-E operates on low power, making it suitable for battery-powered devices.
• I2C interface: It utilizes the I2C (Inter-Integrated Circuit) protocol for communication with other devices.

Package and Quantity

The AT24C16D-MAHM-E is available in a surface-mount 8-pin SOIC (Small Outline Integrated Circuit) package. It is typically sold in reels containing multiple units.

Specifications

• Memory capacity: 16 kilobits (2 kilobytes)
• Operating voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: 1 million write cycles
• Data retention: 100 years

Pin Configuration

The AT24C16D-MAHM-E has eight pins arranged as follows:

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| | | 1 2 3 4 5 | | | | 8 7 6 | |_______________| ```

1. A0: Address input pin
2. A1: Address input pin
3. A2: Address input pin
4. GND: Ground connection
5. SDA: Serial data input/output pin
6. SCL: Serial clock input pin
7. WP: Write protect pin (optional)
8. VCC: Power supply

Functional Features

• Random access: The AT24C16D-MAHM-E allows for random access to any memory location, enabling efficient data retrieval.
• Page write mode: It supports page write operations, allowing multiple bytes of data to be written in a single operation, enhancing write efficiency.
• Software write protection: The optional write protect pin (WP) can be used to prevent accidental modification of stored data.
• Hardware write protection: Certain memory blocks can be permanently write-protected using special programming sequences.

Advantages and Disadvantages

Advantages

• High storage capacity for its size
• Low power consumption
• Electrically erasable and reprogrammable
• Long data retention period
• Support for I2C interface

Disadvantages

• Limited maximum operating voltage range
• Relatively small memory capacity compared to other EEPROM chips available in the market

Working Principles

The AT24C16D-MAHM-E utilizes a floating-gate transistor structure to store data. When a byte of data is written, an electric charge is trapped in the floating gate, representing a logical "1." Erasing the data involves removing this charge, reverting the bit to a logical "0." The chip's internal circuitry manages the read, write, and erase operations based on the signals received through the I2C interface.

Application Field Plans

The AT24C16D-MAHM-E finds applications in various fields, including: 1. Microcontrollers: Used for storing program code, configuration data, and calibration values. 2. Consumer electronics: Employed in devices such as smart TVs, set-top boxes, and audio systems for storing user preferences and settings. 3. Industrial automation: Utilized for storing parameters, sensor calibration data, and system configurations in programmable logic controllers (PLCs) and industrial control systems. 4. Automotive electronics: Integrated into electronic control units (ECUs) for storing critical data like mileage, fault codes, and vehicle settings.

Alternative Models

Several alternative models with similar functionality to the AT24C16D-MAHM-E are available in the market. Some notable alternatives include: - AT24C01A - AT24C02C - AT24C32D - AT24C64E

These models offer varying memory capacities, package options, and additional features to cater to different application requirements.

In conclusion, the AT24C16D-MAHM-E is a versatile EEPROM chip that provides reliable non-volatile data storage in a compact form factor. Its high storage capacity, low power consumption, and support for the I2