Encyclopedia Entry: 93LC76A-E/P

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Serial EEPROM Memory
• Characteristics: Small form factor, low power consumption, high reliability
• Package: 8-pin DIP (Dual In-line Package)
• Essence: Stores and retrieves digital information in electronic devices
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on manufacturer

Specifications

• Memory Size: 8 kilobits (1 kilobyte)
• Organization: 512 x 16 bits
• Operating Voltage: 2.5V to 5.5V
• Data Retention: Up to 200 years
• Write Endurance: 1 million write cycles
• Interface: SPI (Serial Peripheral Interface)

Detailed Pin Configuration

The 93LC76A-E/P has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | CS | Chip Select | | 2 | DO | Data Output | | 3 | GND | Ground | | 4 | VCC | Power Supply | | 5 | DI | Data Input | | 6 | CLK | Clock | | 7 | NC | No Connection | | 8 | WP | Write Protect |

Functional Features

• Non-volatile memory: Retains data even when power is disconnected
• Serial interface: Allows for easy integration with microcontrollers and other devices
• Low power consumption: Ideal for battery-powered applications
• High reliability: Designed for extended use in harsh environments
• Write protection: Prevents accidental modification of stored data

Advantages and Disadvantages

Advantages: - Compact size enables integration in space-constrained designs - Wide operating voltage range allows for compatibility with various systems - High data retention and write endurance ensure long-term reliability - Serial interface simplifies communication with other devices

Disadvantages: - Limited storage capacity compared to larger memory chips - Slower data transfer rate compared to parallel memory interfaces

Working Principles

The 93LC76A-E/P utilizes EEPROM (Electrically Erasable Programmable Read-Only Memory) technology. It stores digital information by trapping electric charges within a floating gate transistor structure. The stored charges represent binary data, which can be read or modified using the serial interface. The memory cells are organized in a matrix, allowing efficient access to individual bits of data.

Detailed Application Field Plans

The 93LC76A-E/P is commonly used in various electronic devices and systems, including: 1. Consumer electronics: Smartphones, tablets, digital cameras 2. Automotive: Engine control units, infotainment systems 3. Industrial automation: Programmable logic controllers, sensors, actuators 4. Medical devices: Patient monitoring systems, diagnostic equipment 5. Communication systems: Routers, modems, network switches

Detailed and Complete Alternative Models

1. 93LC66A-E/P: 4 kilobits (512 x 8 bits) EEPROM memory
2. 93LC86A-E/P: 16 kilobits (2 kilobytes) EEPROM memory
3. 93LC106A-E/P: 64 kilobits (8 kilobytes) EEPROM memory

These alternative models offer different memory sizes to suit specific application requirements while maintaining similar functionality and characteristics.

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