AT93C46W-10SI-2.7

Basic Information Overview

Category: Integrated Circuit (IC)

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

Characteristics: - Low-power CMOS technology - 1K-bit (128 x 8) organization - 2-wire serial interface - Wide operating voltage range: 2.5V to 5.5V - High-speed clock frequency: 2.7 MHz - Endurance: 1 million write cycles - Data retention: 100 years - Package: SOIC (Small Outline Integrated Circuit) - Packaging/Quantity: Tube, 98 pieces per tube

Essence: The AT93C46W-10SI-2.7 is a non-volatile memory IC that can store and retrieve data even when power is removed. It is commonly used for storing small amounts of critical information in various electronic devices.

Specifications

• Memory Size: 1K-bit (128 x 8)
• Interface: 2-wire serial
• Operating Voltage Range: 2.5V to 5.5V
• Clock Frequency: 2.7 MHz
• Write Cycle Endurance: 1 million cycles
• Data Retention: 100 years
• Package Type: SOIC
• Package Dimensions: 3.9mm x 4.9mm
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT93C46W-10SI-2.7 has a total of 8 pins arranged as follows:

┌───┬───┐ │ 1 │ 8 │ └───┴───┘

Pin Description: 1. Chip Select (CS): Active low input for device selection. 2. Serial Data Input (DI): Input for serial data. 3. Serial Data Output (DO): Output for serial data. 4. Clock (CLK): Input for clock signal. 5. Write Enable (W): Active low input to enable write operation. 6. VCC: Power supply voltage. 7. NC: No connection (unused pin). 8. Ground (GND): Ground reference.

Functional Features

• Non-volatile memory: The AT93C46W-10SI-2.7 retains stored data even when power is removed.
• Serial interface: It uses a 2-wire serial interface for easy integration with microcontrollers and other devices.
• Low-power consumption: Utilizes low-power CMOS technology, making it suitable for battery-powered applications.
• High-speed operation: Supports clock frequencies up to 2.7 MHz, enabling fast read and write operations.
• Durable and reliable: With a write endurance of 1 million cycles and data retention of 100 years, it ensures long-term reliability.

Advantages and Disadvantages

Advantages: - Compact size and lightweight - Wide operating voltage range allows compatibility with various systems - Easy integration with microcontrollers and other devices - High-speed operation for efficient data transfer - Long-term data retention and durability

Disadvantages: - Limited storage capacity (1K-bit) - Requires external components for proper operation - Sensitive to electrostatic discharge (ESD) and voltage spikes

Working Principles

The AT93C46W-10SI-2.7 operates based on the principles of electrically erasable programmable read-only memory (EEPROM). It utilizes a floating gate transistor structure to store and retrieve data. When a write operation is performed, an electrical charge is trapped in the floating gate, altering the transistor's behavior and storing the desired data. During a read operation, the stored charge is detected, allowing the retrieval of the stored information.

Detailed Application Field Plans

The AT93C46W-10SI-2.7 finds applications in various electronic devices that require non-volatile memory for storing critical information. Some common application fields include:

1. Automotive: Used for storing vehicle identification numbers (VIN), mileage, and other essential data.
2. Consumer Electronics: Found in devices like smart TVs, set-top boxes, and gaming consoles for storing user preferences, settings, and firmware updates.
3. Industrial Control Systems: Utilized in programmable logic controllers (PLCs) and industrial automation systems for storing configuration parameters and calibration data.
4. Medical Devices: Used for storing patient data, device settings, and calibration information in medical equipment such as infusion pumps and patient monitors.
5. Smart Cards: Incorporated into smart cards for secure storage of personal identification information, financial data, and access control credentials.

Detailed and Complete Alternative Models

1. AT93C46A-10SU-2.7: Similar to AT93C46W