Encyclopedia Entry: 93AA46BT-I/ST

Product Information Overview

Category: Integrated Circuit (IC)

Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)

Characteristics: - Low-power consumption - High reliability - Small form factor - Wide operating voltage range

Package: SOIC-8 (Small Outline Integrated Circuit, 8 pins)

Essence: The 93AA46BT-I/ST is a small-sized EEPROM IC that provides non-volatile memory storage for various electronic devices.

Packaging/Quantity: The 93AA46BT-I/ST is typically packaged in reels and available in quantities of 2500 units per reel.

Specifications

• Memory Size: 1Kbit (128 x 8 bits)
• Interface: Serial I2C (Inter-Integrated Circuit) bus
• Operating Voltage Range: 1.8V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 Million cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 93AA46BT-I/ST has the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|-------------------------| | 1 | VCC | Power Supply (1.8V-5.5V) | | 2 | SDA | Serial Data Input/Output | | 3 | SCL | Serial Clock Input | | 4 | WP | Write Protect | | 5 | VSS | Ground | | 6-8 | NC | No Connection |

Functional Features

• Byte-level read and write operations
• Software and hardware write protection
• Self-timed write cycle
• Sequential read mode for faster data retrieval
• Built-in write protection mechanism

Advantages and Disadvantages

Advantages: - Compact size allows integration into space-constrained devices - Low power consumption extends battery life in portable applications - High reliability ensures data integrity over extended periods - Wide operating voltage range enables compatibility with various systems

Disadvantages: - Limited memory capacity (1Kbit) may not be sufficient for certain applications requiring larger storage - Serial interface may have slower data transfer rates compared to parallel interfaces

Working Principles

The 93AA46BT-I/ST utilizes EEPROM technology to store and retrieve digital information. It employs an I2C serial interface, allowing easy integration into microcontroller-based systems. The IC uses a combination of floating gate transistors and control circuitry to achieve non-volatile memory functionality. Data can be written to and read from the memory cells using appropriate commands and protocols.

Detailed Application Field Plans

The 93AA46BT-I/ST finds application in various electronic devices that require non-volatile memory storage, such as: - Consumer electronics (e.g., smart TVs, set-top boxes) - Automotive systems (e.g., infotainment systems, engine control units) - Industrial equipment (e.g., programmable logic controllers, sensors) - Medical devices (e.g., patient monitoring systems, diagnostic equipment)

Detailed and Complete Alternative Models

Some alternative models to the 93AA46BT-I/ST include: - 93LC46BT-I/ST: Similar specifications but with a different package (SOT-23) - 24AA1025-I/ST: Higher memory capacity (128Kbit) with similar characteristics and package (SOIC-8) - AT24C02N-SH-T: Compatible EEPROM IC with 2Kbit memory size and similar package (SOIC-8)

Note: The alternative models mentioned above are for illustrative purposes and may not represent an exhaustive list.

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