Encyclopedia Entry: 93AA86BT-I/MS

Product Overview

Category

The 93AA86BT-I/MS belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

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

Characteristics

• Non-volatile: Retains stored data even when power is removed.
• Electrically erasable: Allows for easy modification of stored data.
• Programmable: Can be written and rewritten multiple times.
• Small form factor: Compact size suitable for integration into various electronic devices.

Package

The 93AA86BT-I/MS is available in a surface-mount package, specifically the MSOP-8 (Mini Small Outline Package) variant.

Essence

The essence of this product lies in its ability to provide reliable and flexible non-volatile memory storage for electronic devices, enabling data retention and modification without the need for external power.

Packaging/Quantity

The 93AA86BT-I/MS is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Capacity: 8 kilobits (1 kilobyte)
• Interface: Serial I2C (Inter-Integrated Circuit)
• Supply Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 93AA86BT-I/MS features an 8-pin configuration with the following pin assignments:

1. VCC: Power supply voltage input
2. SDA: Serial data input/output for I2C communication
3. SCL: Serial clock input for I2C communication
4. WP: Write protect pin for hardware protection
5. VSS: Ground reference
6. NC: No connection (reserved)
7. NC: No connection (reserved)
8. NC: No connection (reserved)

Functional Features

• Sequential Read and Write Operations: Allows for efficient data transfer and modification.
• Software Protection: Provides write protection to prevent accidental or unauthorized modifications.
• Self-Timed Erase and Write Cycles: Simplifies programming operations by eliminating the need for external timing control.
• Partial Page Writes: Enables modification of specific portions of memory without affecting the entire contents.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• Electrically erasable and programmable, allowing for easy updates and modifications.
• Small form factor enables integration into space-constrained electronic devices.
• High write endurance and long data retention period ensure reliable performance over time.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively slower read and write speeds compared to volatile memory types.
• Higher cost per bit compared to some alternative memory solutions.

Working Principles

The 93AA86BT-I/MS utilizes EEPROM technology, which employs a floating gate transistor structure to store and retain data. The stored data is electrically erased and programmed using specific voltage levels applied to the memory cells. The I2C interface facilitates communication with the host device, enabling read and write operations.

Detailed Application Field Plans

The 93AA86BT-I/MS finds applications in various fields, including: 1. Automotive electronics: Used for storing vehicle configuration data, mileage information, and user preferences. 2. Industrial automation: Employed in programmable logic controllers (PLCs) for storing program code and configuration parameters. 3. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles for storing user settings and firmware updates.

Detailed and Complete Alternative Models

1. 93AA86C-I/MS: Similar to the 93AA86BT-I/MS but with a different package variant (SOIC-8).
2. 93LC86B-I/MS: Offers similar functionality but with a larger memory capacity of 16 kilobits (2 kilobytes).
3. 24AA64T-I/MS: An alternative EEPROM chip with a smaller memory capacity of 4 kilobits (512 bytes) but featuring a lower supply voltage range.

In conclusion, the 93AA86BT-I/MS is a versatile EEPROM chip that provides reliable non-volatile memory storage for various electronic devices. Its small form factor, ease of use, and flexible programming capabilities make it a popular choice in numerous applications across different industries.

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