CAT93C76LI-G

Product Overview

Category

The CAT93C76LI-G belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

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

Characteristics

• Non-volatile: The CAT93C76LI-G retains stored data even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically, without requiring physical removal.
• High storage capacity: The CAT93C76LI-G has a storage capacity of 8 kilobits (1 kilobyte).
• Low power consumption: This chip operates at low power levels, making it suitable for battery-powered devices.
• Wide operating voltage range: The CAT93C76LI-G can operate within a voltage range of 2.5V to 5.5V.

Package

The CAT93C76LI-G is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of the CAT93C76LI-G is its ability to store and retrieve data reliably in a compact and efficient manner.

Packaging/Quantity

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

Specifications

• Memory capacity: 8 kilobits (1 kilobyte)
• Operating voltage range: 2.5V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: 1 million cycles
• Data retention: 100 years

Detailed Pin Configuration

The CAT93C76LI-G features the following pin configuration:

1. Chip Enable (CE)
2. Serial Data Input (DI)
3. Serial Data Output (DO)
4. Serial Clock (SK)
5. Write Enable (WE)
6. VCC (Power supply)
7. Ground (GND)
8. Not Connected (NC)

Functional Features

• Sequential read and write operations: The CAT93C76LI-G supports sequential read and write operations, allowing for efficient data transfer.
• Hardware and software protection: This chip provides protection mechanisms to prevent unauthorized access or modification of stored data.
• Fast operation: The CAT93C76LI-G offers high-speed data transfer rates, enabling quick access to stored information.
• Low standby current: When not actively performing read or write operations, this chip consumes minimal power in standby mode.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• Electrically erasable and reprogrammable, eliminating the need for physical removal.
• Wide operating voltage range allows compatibility with various systems.
• Compact package size enables integration into space-constrained designs.
• High write endurance and long data retention period ensure reliable performance over time.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively higher cost per kilobyte compared to alternative memory solutions.
• Requires specific programming protocols and tools for data manipulation.

Working Principles

The CAT93C76LI-G utilizes a combination of floating gate transistors and control circuitry to store and retrieve data. When data is written, an electrical charge is applied to the floating gate, altering its conductivity and storing the desired information. During read operations, the state of each memory cell is determined by sensing the voltage levels on the bit lines.

Detailed Application Field Plans

The CAT93C76LI-G finds applications in various fields, including:

1. Microcontrollers: Used for storing firmware, configuration settings, and calibration data.
2. Automotive systems: Employed in electronic control units (ECUs) for storing critical data, such as vehicle identification numbers and mileage records.
3. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles to store user preferences, settings, and firmware updates.

Detailed and Complete Alternative Models

1. CAT93C46LI-G: A lower-capacity version of the CAT93C76LI-G, with 2 kilobits (256 bytes) of storage.
2. CAT93C86LI-G: A higher-capacity variant of the CAT93C76LI-G, offering 16 kilobits (2 kilobytes) of storage.
3. AT24C02: An alternative EEPROM chip from Atmel, providing 2 kilobits (256 bytes) of storage.

These alternative models offer different storage capacities and may have variations in operating voltage ranges, package types, or other specifications.