Encyclopedia Entry: 93LC86BT-E/MS

Product Overview

Category

The 93LC86BT-E/MS 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 93LC86BT-E/MS retains stored data even when power is removed.
• Electrically erasable: The chip allows for easy modification and erasure of stored data.
• Programmable: Users can write and rewrite data to the chip multiple times.
• Small form factor: The chip is compact and suitable for integration into space-constrained devices.

Package

The 93LC86BT-E/MS is available in a surface-mount package, denoted by the "MS" suffix. This package type ensures easy soldering and compatibility with automated assembly processes.

Essence

The essence of the 93LC86BT-E/MS lies in its ability to provide reliable and flexible non-volatile data storage in electronic devices.

Packaging/Quantity

The 93LC86BT-E/MS is typically packaged in reels or tubes, containing a specific quantity of chips per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Memory capacity: 8 kilobits (1 kilobyte)
• Operating voltage: 2.5V to 5.5V
• Maximum clock frequency: 3 MHz
• Data retention: Up to 200 years
• Endurance: Minimum 1 million write cycles

Detailed Pin Configuration

The 93LC86BT-E/MS features an 8-pin configuration:

1. Chip Select (/CS): Enables communication with the chip.
2. Serial Clock (SCK): Provides the clock signal for data transfer.
3. Serial Data Input (DI): Receives data from the external device.
4. Serial Data Output (DO): Transmits data to the external device.
5. Write Enable (/W): Controls write operations.
6. VCC: Power supply voltage.
7. VSS: Ground reference.
8. NC: No connection.

Functional Features

• Sequential read and write operations: The chip allows for efficient sequential access to stored data.
• Software and hardware protection: Various protection mechanisms ensure data integrity and prevent unauthorized access.
• Self-timed programming cycle: The chip automatically manages the timing of write and erase operations, simplifying integration into systems.
• Low power consumption: The 93LC86BT-E/MS is designed to minimize power usage, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Compact size enables integration into space-constrained devices.
• High endurance ensures reliable and long-lasting data storage.
• Flexible voltage range allows compatibility with a wide range of electronic systems.
• Easy programmability and erasability facilitate data modification.

Disadvantages

• Limited memory capacity compared to other storage technologies.
• Relatively slower read and write speeds compared to some alternatives.
• Susceptible to electromagnetic interference, requiring proper shielding in sensitive applications.

Working Principles

The 93LC86BT-E/MS utilizes a floating-gate transistor technology to store data. When writing data, an electrical charge is applied to the floating gate, altering its conductivity and storing the desired information. During reading, the stored charge is measured, allowing retrieval of the stored data.

Detailed Application Field Plans

The 93LC86BT-E/MS finds application in various fields, including: 1. Automotive electronics: Used for storing configuration data, calibration values, and fault codes in automotive control units. 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 firmware storage and data logging.

Detailed and Complete Alternative Models

1. 93LC66B-I/SN: Similar to the 93LC86BT-E/MS but with a smaller memory capacity of 4 kilobits.
2. 93LC256C-I/P: Offers a larger memory capacity of 32 kilobits, suitable for applications requiring more storage space.
3. 25AA080C-I/SN: An alternative EEPROM chip with an 8-kilobit capacity, featuring a different pin configuration and package type.

Note: This is not an exhaustive list of alternative models, and users are advised to consult manufacturers' catalogs for a comprehensive selection.

In conclusion, the 93LC86BT-E/MS is a versatile EEPROM chip that provides reliable non-volatile data storage in various electronic devices. Its compact size, flexibility, and ease of use make it a popular choice among designers and engineers in numerous industries