Encyclopedia Entry: 93LC86A-E/ST

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Memory
• Characteristics: Small form factor, low power consumption, high data retention
• Package: SOT-23-3
• Essence: Serial Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Memory Size: 8 kilobits (1024 bytes)
• Organization: 128 x 64 bits
• Supply Voltage: 2.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Cycle Endurance: 1 million cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 93LC86A-E/ST IC has a total of 3 pins arranged as follows: 1. VCC: Power supply input pin 2. DI/DO: Data input/output pin for serial communication 3. CS: Chip select input pin

Functional Features

• Serial communication interface for easy integration with microcontrollers
• Byte-level read and write operations
• Self-timed programming cycle
• Software and hardware write protection options
• Sequential or random access modes
• Built-in error detection and correction mechanisms

Advantages

• Compact size allows for space-efficient designs
• Low power consumption extends battery life in portable devices
• High data retention ensures long-term reliability
• Wide operating voltage range enables compatibility with various systems
• Easy integration with microcontrollers simplifies system design

Disadvantages

• Limited memory capacity compared to other non-volatile memory options
• Slower write speed compared to volatile memory alternatives
• Susceptible to electromagnetic interference due to its small package size

Working Principles

The 93LC86A-E/ST is based on Electrically Erasable Programmable Read-Only Memory (EEPROM) technology. It utilizes a floating gate transistor structure to store and retrieve data. The memory cells can be electrically programmed and erased, allowing for non-volatile data storage.

Detailed Application Field Plans

The 93LC86A-E/ST IC finds applications in various fields, including: 1. Consumer Electronics: Used in smart TVs, set-top boxes, and audio systems for storing configuration settings and user preferences. 2. Automotive: Employed in automotive electronics for storing critical data such as mileage, fault codes, and calibration parameters. 3. Industrial Automation: Utilized in industrial control systems for storing program code, configuration data, and sensor calibration values. 4. Medical Devices: Integrated into medical equipment for storing patient data, device settings, and firmware updates.

Detailed Alternative Models

1. 93LC66A-E/ST: Similar to the 93LC86A-E/ST but with a smaller memory size of 4 kilobits.
2. 93LC1024-I/SN: Offers a larger memory size of 128 kilobits, suitable for applications requiring more storage capacity.
3. 93LC256C-I/P: Provides an intermediate memory size of 32 kilobits, offering a balance between the 93LC86A-E/ST and 93LC1024-I/SN models.

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