Encyclopedia Entry: 93AA86B-I/MS

Product Information 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: MSOP-8 (Mini Small Outline Package)
• Essence: The 93AA86B-I/MS is a memory chip that allows for non-volatile storage of data in electronic devices.
• Packaging/Quantity: Available in reels, with approximately 2500 units per reel.

Specifications

• Memory Capacity: 8 kilobits (1024 bytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating 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 93AA86B-I/MS features an MSOP-8 package with the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | CS | Chip Select | | 2 | SCK | Serial Clock | | 3 | SI | Serial Data Input | | 4 | SO | Serial Data Output | | 5 | VSS | Ground | | 6 | NC | No Connection | | 7 | WP | Write Protect | | 8 | VCC | Power Supply |

Functional Features

• Non-volatile storage: The 93AA86B-I/MS retains data even when power is disconnected.
• Electrically erasable: Allows for easy modification of stored data.
• Programmable: Data can be written and read using the SPI interface.
• High endurance: Supports up to 1 million write cycles.
• Low power consumption: Operates efficiently with minimal power requirements.

Advantages and Disadvantages

Advantages: - Compact size enables integration into small electronic devices. - Wide operating voltage range allows compatibility with various systems. - High data retention ensures long-term reliability. - Easy interfacing through the widely used SPI protocol.

Disadvantages: - Limited memory capacity compared to other EEPROM options. - Relatively slower write speeds compared to some newer memory technologies.

Working Principles

The 93AA86B-I/MS utilizes EEPROM technology to store data. It consists of a grid of memory cells that can be individually programmed or erased electrically. The chip communicates with the host device through the SPI interface, enabling data transfer between the memory and the microcontroller.

Detailed Application Field Plans

The 93AA86B-I/MS finds applications in various electronic devices where non-volatile storage is required. Some common application fields include: - Consumer electronics (e.g., smartwatches, digital cameras) - Automotive systems (e.g., infotainment systems, engine control units) - Industrial automation (e.g., programmable logic controllers, sensors) - Medical devices (e.g., patient monitoring systems, diagnostic equipment)

Detailed and Complete Alternative Models

• 93AA86C-I/MS: Similar to 93AA86B-I/MS, but with extended temperature range (-40°C to +125°C).
• 93LC86B-I/MS: Compatible alternative from Microchip Technology with similar specifications.
• AT25080AN-10SU-2.7: Alternative model from Atmel with higher memory capacity (8 kilobits) and lower operating voltage (2.7V).

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