Encyclopedia Entry: 93LC76B-I/ST

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Serial EEPROM Memory
• Characteristics: Small form factor, low power consumption, high reliability
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The 93LC76B-I/ST is a non-volatile memory chip that can store and retrieve data even when the power is turned off.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Memory Size: 8 kilobits (1 kilobyte)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million write cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 93LC76B-I/ST has a total of 8 pins: 1. Chip Select (/CS) 2. Serial Clock (SCK) 3. Serial Data Input (SI) 4. Serial Data Output (SO) 5. Write Protect (/WP) 6. VCC (Power Supply) 7. Ground (GND) 8. Hold (/HOLD)

Functional Features

• Non-volatile memory: Retains data even without power supply
• Serial interface: Uses SPI for easy integration with microcontrollers
• High-speed operation: Supports clock frequencies up to 10 MHz
• Low power consumption: Ideal for battery-powered devices
• Write protection: Can be enabled to prevent accidental data modification

Advantages

• Compact size allows for space-efficient designs
• Wide operating voltage range enables compatibility with various systems
• High write endurance ensures long-lasting performance
• Data retention period of 200 years ensures data integrity over extended periods

Disadvantages

• Limited memory size may not be suitable for applications requiring larger storage capacity
• Serial interface may have slower data transfer rates compared to parallel interfaces

Working Principles

The 93LC76B-I/ST utilizes EEPROM (Electrically Erasable Programmable Read-Only Memory) technology. It stores data by trapping electric charges within its memory cells, which can be erased and reprogrammed using electrical signals. The serial interface allows for easy communication with microcontrollers, enabling read and write operations.

Detailed Application Field Plans

The 93LC76B-I/ST is commonly used in various electronic devices that require non-volatile memory, such as: - Consumer electronics: Smartphones, tablets, digital cameras - Automotive systems: Engine control units, infotainment systems - Industrial equipment: Measurement devices, control systems - Medical devices: Patient monitoring systems, diagnostic equipment

Detailed Alternative Models

• 93LC66B-I/ST: 4 kilobits (512 bytes) memory size
• 93LC86B-I/ST: 16 kilobits (2 kilobytes) memory size
• 93LC1024B-I/ST: 128 kilobits (16 kilobytes) memory size

Note: The alternative models listed above are just a few examples and there are other variations available in the market.

This concludes the encyclopedia entry for the 93LC76B-I/ST, providing an overview of its product details, specifications, features, advantages, disadvantages, working principles, application field plans, and alternative models.