Encyclopedia Entry: 93C86AT-E/ST

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Characteristics: High-density storage, low power consumption, small package size
• Package: SOT23-3
• Essence: Stores data even when power is removed
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

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

Detailed Pin Configuration

The 93C86AT-E/ST IC has a total of 3 pins: 1. VCC - Power supply input pin (2.5V to 5.5V) 2. DI/O - Data input/output pin 3. CLK - Clock input pin

Functional Features

• Non-volatile memory: The 93C86AT-E/ST retains stored data even when the power is removed.
• Electrically Erasable Programmable Read-Only Memory (EEPROM): Allows for easy modification of stored data.
• High-density storage: With a memory size of 8 kilobits, it can store up to 1024 bytes of data.
• Low power consumption: Operates within a wide voltage range (2.5V to 5.5V) with low power requirements.

Advantages and Disadvantages

Advantages

• Compact package size (SOT23-3) allows for space-efficient integration into various electronic devices.
• High data retention period of 200 years ensures long-term storage reliability.
• Wide operating temperature range (-40°C to +85°C) enables usage in extreme environmental conditions.

Disadvantages

• Limited memory size compared to other EEPROM variants, which may restrict certain applications requiring larger storage capacity.
• Requires an external clock signal (CLK) for proper operation, adding complexity to the circuit design.

Working Principles

The 93C86AT-E/ST utilizes a combination of electrically erasable and programmable memory technology. It stores data by trapping electrical charges within its memory cells, allowing for non-volatile data retention. The stored data can be modified by applying specific voltage levels to the appropriate pins.

Detailed Application Field Plans

The 93C86AT-E/ST is commonly used in various electronic systems that require non-volatile memory storage with low power consumption. Some potential application fields include: - Automotive electronics: Used for storing critical vehicle data, such as mileage, calibration settings, and error codes. - Consumer electronics: Integrated into devices like smartwatches, fitness trackers, and digital cameras for data storage purposes. - Industrial automation: Utilized in control systems, sensors, and data loggers to store configuration parameters and logged data.

Detailed and Complete Alternative Models

Some alternative models to the 93C86AT-E/ST include: - 93C66AT-E/ST: A similar EEPROM IC with a smaller memory size of 4 kilobits (512 bytes). - 93C46AT-E/ST: Another alternative with a lower memory size of 2 kilobits (256 bytes). - 93C56AT-E/ST: Offers a higher memory size of 16 kilobits (2048 bytes) compared to the 93C86AT-E/ST.

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