93LC76B-E/ST

Product Overview

Category

The 93LC76B-E/ST 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

• Electrically erasable: The 93LC76B-E/ST can be erased and reprogrammed electronically, making it convenient for updating stored data.
• Non-volatile: The chip retains its stored data even when power is removed.
• High density: It offers a large storage capacity for its compact size.
• Low power consumption: The chip operates efficiently, consuming minimal power during read and write operations.

Package

The 93LC76B-E/ST is available in a small surface-mount package, which facilitates easy integration into electronic circuit boards.

Essence

The essence of the 93LC76B-E/ST lies in its ability to store and retrieve digital information reliably, while offering flexibility for updates and low power consumption.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Storage Capacity: 8 kilobits (1 kilobyte)
• Operating Voltage: 2.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 200 years
• Write Endurance: 1 million write cycles

Detailed Pin Configuration

The 93LC76B-E/ST has a total of 8 pins, each serving a specific function:

1. Chip Select (/CS): Enables communication with the chip when pulled low.
2. Serial Clock (SCK): Provides the clock signal for synchronous data transfer.
3. Serial Data Input (SI): Used to input data serially into the chip.
4. Serial Data Output (SO): Outputs data serially from the chip.
5. Write Enable (/W): Controls the write operation when pulled low.
6. VCC: Power supply voltage input.
7. VSS: Ground reference.
8. NC: No connection.

Functional Features

• Sequential Read: The chip allows sequential reading of stored data, enabling efficient retrieval.
• Byte/Page Write: It supports both byte and page-level write operations, providing flexibility in data storage.
• Software Protection: The 93LC76B-E/ST offers software protection mechanisms to prevent unauthorized access or modification of stored data.
• Fast Operation: With high-speed clocking, this chip ensures quick read and write operations.

Advantages and Disadvantages

Advantages

• Compact size and high storage density.
• Low power consumption, making it suitable for battery-powered devices.
• Reliable data retention and endurance.
• Flexible write and read operations.
• Software protection for data security.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively slower write speeds compared to some alternatives.

Working Principles

The 93LC76B-E/ST utilizes a combination of electronic circuits and memory cells to store and retrieve digital information. It employs a series of transistors and capacitors to represent and store binary data. The stored data can be modified by applying specific electrical signals to the chip's pins.

Detailed Application Field Plans

The 93LC76B-E/ST finds applications in various fields, including: 1. Automotive electronics: Used for storing configuration data, firmware updates, and vehicle-specific settings. 2. Industrial automation: Employed in programmable logic controllers (PLCs) for storing program code and critical data. 3. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles for data storage purposes. 4. Medical devices: Utilized for storing patient information, device settings, and firmware updates in medical equipment.

Detailed and Complete Alternative Models

1. 93LC66B-E/ST: Similar to the 93LC76B-E/ST but with a smaller storage capacity of 4 kilobits.
2. 93LC86B-E/ST: Offers a higher storage capacity of 16 kilobits compared to the 93LC76B-E/ST.
3. 93LC56B-E/ST: A lower-capacity alternative with 2 kilobits of storage.

These alternative models provide options based on specific storage requirements and cost considerations.

In conclusion, the 93LC76B-E/ST is an electrically erasable programmable read-only memory (EEPROM) chip that offers reliable non-volatile data storage. With its compact size, low power consumption, and flexible functionality, it finds applications in various electronic devices across different industries.