AT24C01A-10PU-1.8

Overview

Product Category

AT24C01A-10PU-1.8 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 AT24C01A-10PU-1.8 can be erased and reprogrammed electronically, making it convenient for updating stored data.
• Non-volatile: The stored data remains intact even when power is removed.
• Low power consumption: This chip operates at a low voltage and consumes minimal power during read and write operations.
• High reliability: The AT24C01A-10PU-1.8 offers excellent data retention and endurance, ensuring reliable performance over an extended period.
• Small package size: It comes in a compact package, making it suitable for space-constrained applications.

Package and Quantity

The AT24C01A-10PU-1.8 is available in a PDIP-8 (Plastic Dual In-line Package) configuration. Each package contains one chip.

Specifications

• Memory capacity: 1 kilobit (128 bytes)
• Operating voltage: 1.8V
• Maximum clock frequency: 400 kHz
• Write cycle time: 5 ms (maximum)
• Data retention: 100 years (minimum)
• Endurance: 1 million write cycles (minimum)

Pin Configuration

The AT24C01A-10PU-1.8 has eight pins arranged as follows:

┌───┬───┐ │ 1 │ 8 │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ 4 │ 5 │ └───┴───┘

1. A0: Address input pin 0
2. A1: Address input pin 1
3. GND: Ground
4. SDA: Serial data input/output
5. SCL: Serial clock input
6. WP: Write protect
7. VCC: Power supply (1.8V)
8. NC: No connection

Functional Features

• Random access: The AT24C01A-10PU-1.8 allows random access to any memory location, enabling efficient data retrieval.
• Byte-wise operations: It supports byte-level read and write operations, providing flexibility in managing data.
• Hardware write protection: The WP pin can be used to protect the stored data from accidental modification.
• I2C interface: This chip utilizes the widely adopted I2C (Inter-Integrated Circuit) protocol for communication.

Advantages and Disadvantages

Advantages

• Compact size and low power consumption make it suitable for portable devices.
• High reliability ensures data integrity over an extended period.
• Easy integration with microcontrollers and other electronic systems due to the I2C interface.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write cycle time may impact performance in certain applications.

Working Principles

The AT24C01A-10PU-1.8 operates based on the principle of electrically altering the state of memory cells to store and retrieve data. It utilizes a combination of transistors and capacitors to represent binary information.

During write operations, the chip applies electrical charges to specific memory cells, altering their states to store data. Reading involves sensing the charge levels in the memory cells and converting them back into binary data.

Application Field Plans

The AT24C01A-10PU-1.8 finds applications in various fields, including: - Embedded systems: Used for storing configuration data, calibration values, and firmware updates. - Smart cards: Provides non-volatile storage for user data and security information. - Industrial automation: Stores critical parameters and settings for control systems. - Automotive electronics: Utilized for storing vehicle-specific data and configurations.

Alternative Models

Several alternative models with similar functionality are available in the market. Some notable alternatives to the AT24C01A-10PU-1.8 include: - AT24C02: Offers double the memory capacity (2 kilobits) while maintaining compatibility with the AT24C01A series. - AT24C04: Provides four times the memory capacity (4 kilobits) and supports higher clock frequencies. - AT24C08: Offers eight times the memory capacity (8 kilobits) and includes additional features such as a page write buffer.

These alternative models provide options for users with varying memory requirements and performance needs.

In conclusion, the