AK93C45AV

Product Overview

Category: Integrated Circuit (IC)

Use: Memory device for storing digital data

Characteristics: - Non-volatile memory - Serial access - Low power consumption - High reliability

Package: SOP-8 (Small Outline Package)

Essence: The AK93C45AV is a 4K-bit serial EEPROM (Electrically Erasable Programmable Read-Only Memory) IC.

Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Memory Size: 4K bits
• Interface: Serial I2C (Inter-Integrated Circuit)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Cycle Endurance: 1 million cycles
• Data Retention: 100 years

Detailed Pin Configuration

The AK93C45AV has 8 pins arranged as follows:

┌───┬───┐ │ 1 │ 8 │ │ │ │ └───┴───┘

1. VCC: Power supply voltage
2. SDA: Serial data input/output
3. SCL: Serial clock input
4. WP: Write protect input
5. GND: Ground
6. NC: No connection
7. NC: No connection
8. NC: No connection

Functional Features

• Byte-wise random access
• Self-timed programming cycle
• Software write protection
• Hardware write protection using the WP pin
• Sequential read operation
• Page write operation

Advantages

• Compact size and low power consumption make it suitable for portable devices
• High reliability ensures data integrity
• Wide operating voltage range allows compatibility with various systems
• Easy integration into existing designs due to standard I2C interface

Disadvantages

• Limited storage capacity compared to other memory devices
• Serial access may result in slower data transfer rates compared to parallel memory devices

Working Principles

The AK93C45AV utilizes EEPROM technology to store digital data. It employs a serial I2C interface for communication with the host system. The memory cells are organized into 512 bytes, and each byte can be individually read or written. The IC operates by sending commands and data through the SDA and SCL lines, allowing for sequential reads and writes.

Detailed Application Field Plans

The AK93C45AV is commonly used in various electronic devices that require non-volatile memory for storing configuration settings, calibration data, or small amounts of user data. Some typical applications include:

1. Consumer Electronics:

   • Set-top boxes
   • Digital cameras
   • Portable media players

2. Automotive:

   • Engine control units
   • Infotainment systems
   • Instrument clusters

3. Industrial Control Systems:

   • Programmable logic controllers (PLCs)
   • Human-machine interfaces (HMIs)
   • Data loggers

Detailed and Complete Alternative Models

1. AT24C04: 4K-bit serial EEPROM from Atmel Corporation
2. CAT24C04: 4K-bit serial EEPROM from ON Semiconductor
3. M24C04: 4K-bit serial EEPROM from STMicroelectronics

These alternative models offer similar functionality and specifications to the AK93C45AV and can be considered as replacements depending on specific requirements.

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