34AA04T-I/MNY

Product Overview

Category

The 34AA04T-I/MNY 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

• Non-volatile: The stored data remains intact even when power is removed.
• Electrically erasable: The data can be erased and reprogrammed electronically.
• High storage capacity: The 34AA04T-I/MNY has a storage capacity of 4 kilobits (512 bytes).
• Low power consumption: It operates at low voltage levels, making it energy-efficient.
• Fast access time: The chip provides quick access to stored data.

Package

The 34AA04T-I/MNY is available in a small surface-mount package, which ensures easy integration into electronic circuit boards.

Essence

The essence of this product lies in its ability to store and retrieve data reliably, while offering flexibility for reprogramming as needed.

Packaging/Quantity

The 34AA04T-I/MNY is typically packaged in reels or tubes, with each reel containing a specific quantity of chips. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Memory capacity: 4 kilobits (512 bytes)
• Supply voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Interface: I2C (Inter-Integrated Circuit)

Detailed Pin Configuration

The 34AA04T-I/MNY features an 8-pin configuration:

1. VCC: Power supply input
2. SDA: Serial data line for I2C communication
3. SCL: Serial clock line for I2C communication
4. WP: Write-protect pin (optional)
5. A0: Address bit 0
6. A1: Address bit 1
7. GND: Ground connection
8. NC: No connection

Functional Features

• Byte-level Read/Write: Allows individual bytes to be read from or written to the memory.
• Page Write: Enables multiple bytes to be written in a single operation, improving efficiency.
• Software Write Protection: Provides the option to protect specific memory areas from accidental modification.
• Sequential Read: Supports sequential reading of data, reducing access time.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• Electrically erasable capability allows for easy reprogramming.
• Small package size facilitates integration into compact electronic devices.
• Low power consumption prolongs battery life.
• Fast access time enhances overall system performance.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively higher cost per byte compared to alternative memory solutions.
• Susceptible to electromagnetic interference (EMI) due to its small size.

Working Principles

The 34AA04T-I/MNY utilizes EEPROM technology, which relies on floating gate transistors to store and retain data. When data is written, an electric charge is trapped in the floating gate, altering the transistor's behavior. This charge can be removed during the erasing process, allowing the transistor to return to its original state. The stored data can then be accessed by applying appropriate voltage levels to the chip's pins.

Detailed Application Field Plans

The 34AA04T-I/MNY finds applications in various fields, including:

1. Automotive electronics: Used for storing vehicle configuration data, mileage records, and fault codes.
2. Industrial automation: Employed in programmable logic controllers (PLCs) for storing configuration parameters and program data.
3. Consumer electronics: Integrated into smart devices, such as smartphones and tablets, to store user preferences and settings.
4. Medical devices: Utilized for storing patient data, device calibration information, and firmware updates.

Detailed and Complete Alternative Models

1. 24AA04: Similar to the 34AA04T-I/MNY but with a lower operating temperature range (-20°C to +85°C).
2. 64AA04: Offers a higher storage capacity of 64 kilobits (8 kilobytes) compared to the 34AA04T-I/MNY.
3. 25AA04: Features a SPI (Serial Peripheral Interface) instead of I2C for communication.

These alternative models provide similar functionality to the 34AA04T-I/MNY but may have different specifications or package options.

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