AT93C86A-10SI-1.8

Product Overview

Category

AT93C86A-10SI-1.8 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This product is commonly used for non-volatile data storage in various electronic devices such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile: The stored data remains even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically.
• High density: The chip has a capacity of 8,192 bits (1 kilobyte).
• Low power consumption: Operates at a low voltage of 1.8V.
• Small form factor: Packaged in a compact SOIC-8 package.

Package and Quantity

The AT93C86A-10SI-1.8 chip is packaged in a Small Outline Integrated Circuit (SOIC) package. It is available in quantities of one or more, depending on the manufacturer's packaging options.

Specifications

• Memory Capacity: 8,192 bits (1 kilobyte)
• Operating Voltage: 1.8V
• Interface: Serial Peripheral Interface (SPI)
• Maximum Clock Frequency: 10 MHz
• Write Time: 5 ms (typical)
• Data Retention: 100 years (minimum)

Pin Configuration

The AT93C86A-10SI-1.8 chip has a total of 8 pins arranged as follows:

┌───┬───┐ │ 1 │ 8 │ │ │ │ └───┴───┘

Pin Description: 1. Chip Select (/CS): Enables communication with the chip. 2. Serial Clock (SCK): Provides the clock signal for data transfer. 3. Serial Data Input (SI): Receives data from the external device. 4. Ground (GND): Common ground reference. 5. Serial Data Output (SO): Transmits data to the external device. 6. Write Protect (/WP): Enables or disables write protection. 7. VCC: Power supply voltage (1.8V). 8. Not Connected (NC): No connection required.

Functional Features

• Byte and Page Write Operations: Allows writing of individual bytes or entire memory pages.
• Sequential Read Operation: Supports sequential reading of multiple memory locations.
• Software Protection: Provides a write protection feature to prevent accidental modification of stored data.
• Self-Timed Programming Cycle: Automatically manages the programming cycle without external intervention.
• High-Speed Performance: Operates at a maximum clock frequency of 10 MHz.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Electrically erasable capability allows for easy reprogramming.
• Small form factor enables integration into compact electronic devices.
• Low power consumption prolongs battery life in portable applications.
• High-speed performance facilitates quick data access and transfer.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively slower write time compared to some alternative models.
• Vulnerable to electromagnetic interference due to its small size.

Working Principles

The AT93C86A-10SI-1.8 EEPROM chip utilizes an electrically controlled floating gate to store and retrieve data. When data is written, a high voltage is applied to the gate, trapping electrons and altering the charge state. This change in charge determines the stored data. During read operations, the charge state is detected, allowing the retrieval of the stored information.

Application Field Plans

The AT93C86A-10SI-1.8 chip finds applications in various fields, including: - Automotive electronics: Used for storing vehicle configuration data and firmware updates. - Industrial automation: Enables parameter storage and device configuration in control systems. - Consumer electronics: Utilized in smart devices, gaming consoles, and digital cameras for data storage. - Medical devices: Stores patient information, calibration data, and device settings. - Communication systems: Used for storing network configurations and firmware updates.

Alternative Models

Several alternative models with similar functionality to the AT93C86A-10SI-1.8 include: - AT93C66A-10SI-2.7: 4,096-bit EEPROM with a higher operating voltage of 2.7V. - AT93C46D-PU: 1,024-bit EEPROM with a wider temperature range for industrial applications. - CAT24C256WI-GT3: 32,768-bit EEPROM with an I2C interface for easy integration into I2C bus systems.

These alternative models provide options based on specific requirements such as capacity, voltage, temperature range, and interface compatibility.

In conclusion, the AT93C