Encyclopedia Entry: 93C86-E/SN

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Characteristics: Small form factor, low power consumption, high data retention, and endurance
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Stores digital information even when power is removed
• Packaging/Quantity: Typically sold in reels of 2500 units

Specifications

The 93C86-E/SN is a specific model within the 93C86 series of EEPROMs. It has the following specifications: - Memory Capacity: 16 kilobits (2 kilobytes) - Organization: 2048 x 8 bits - Supply Voltage: 1.8V to 5.5V - Operating Temperature Range: -40°C to +85°C - Interface: Serial Peripheral Interface (SPI) - Write Time: 5ms (typical) - Data Retention: 200 years (minimum)

Detailed Pin Configuration

The 93C86-E/SN IC has a total of 8 pins, each serving a specific purpose: 1. Chip Select (/CS): Enables communication with the device. 2. Serial Clock (SCK): Provides timing for data transfer. 3. Serial Data Input (SI): Receives data from the external device. 4. Serial Data Output (SO): Transmits data to the external device. 5. Write Protect (/WP): Allows or prevents write operations. 6. VCC: Power supply input (+1.8V to +5.5V). 7. Ground (GND): Common reference voltage. 8. Hold (/HOLD): Pauses serial communication.

Functional Features

• Non-volatile memory: Retains data even without power supply.
• Electrically Erasable Programmable Read-Only Memory (EEPROM): Allows data to be erased and reprogrammed electronically.
• Serial Peripheral Interface (SPI): Provides a simple and efficient communication protocol.
• Low power consumption: Ideal for battery-powered devices.
• High data retention and endurance: Ensures long-term reliability.

Advantages and Disadvantages

Advantages: - Compact size and low power consumption make it suitable for portable devices. - SPI interface allows for easy integration with various microcontrollers. - High data retention and endurance ensure reliable data storage.

Disadvantages: - Limited memory capacity compared to other EEPROM models. - Write time of 5ms may be slower compared to some alternatives.

Working Principles

The 93C86-E/SN operates based on the principles of EEPROM technology. It utilizes an array of floating-gate transistors to store digital information. The stored data can be read, erased, and reprogrammed using electrical signals. The SPI interface facilitates communication between the IC and external devices, enabling seamless data transfer.

Detailed Application Field Plans

The 93C86-E/SN is commonly used in various electronic systems that require non-volatile memory. Some application fields include: 1. Automotive electronics: Used for storing critical vehicle data, such as mileage and configuration settings. 2. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles for firmware storage. 3. Industrial automation: Employed in programmable logic controllers (PLCs) and industrial control systems for data logging and configuration storage. 4. Medical devices: Utilized for storing patient information, device settings, and calibration data in medical equipment.

Detailed and Complete Alternative Models

Some alternative models to the 93C86-E/SN include: - 93C66-E/SN: Similar specifications but with a smaller memory capacity of 4 kilobits. - 93C56-E/SN: Offers a larger memory capacity of 8 kilobits. - 93C46-E/SN: Lower memory capacity of 1 kilobit, suitable for applications with limited storage requirements.

In conclusion, the 93C86-E/SN is a compact and versatile EEPROM IC that provides non-volatile memory storage. Its high data retention, low power consumption, and compatibility with SPI interface make it suitable for various electronic systems across different industries.

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