Encyclopedia Entry: 93C46BT-I/OT

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Characteristics: Small form factor, low power consumption, high reliability
• Package: SOT-23-6 package
• Essence: Stores and retrieves digital information even when power is removed
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Memory Size: 1K-bit (128 x 8)
• Operating Voltage: 2.5V to 5.5V
• Operating Temperature: -40°C to +85°C
• Write Time: 5ms (typical)
• Data Retention: 200 years (minimum)

Detailed Pin Configuration

The 93C46BT-I/OT IC has a total of 6 pins arranged as follows:

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| | | 1 2 | | | | 3 4 | | | | 5 6 | |___________| ```

1. Chip Select (/CS): Enables the device for communication.
2. Serial Data Input (DI): Receives data serially for programming or reading.
3. Ground (GND): Common reference voltage.
4. Serial Clock (SK): Provides timing for data transfer.
5. Serial Data Output (DO): Outputs data serially during read operations.
6. Power Supply (VCC): Positive supply voltage.

Functional Features

• Non-volatile memory: Retains stored data even without power.
• Electrically erasable and programmable: Allows for easy modification of stored data.
• Low power consumption: Ideal for battery-powered devices.
• High reliability: Designed to withstand harsh operating conditions.

Advantages and Disadvantages

Advantages: - Compact size enables integration into space-constrained designs. - Wide operating voltage range allows compatibility with various systems. - Fast write time enhances programming efficiency. - Long data retention period ensures data integrity over extended periods.

Disadvantages: - Limited memory capacity may not be suitable for applications requiring larger storage. - Sensitive to electrostatic discharge (ESD), necessitating proper handling precautions.

Working Principles

The 93C46BT-I/OT EEPROM utilizes a floating gate transistor structure to store digital information. The data can be written or erased electrically using specific voltage levels applied to the control pins. During read operations, the stored data is retrieved by sensing the charge on the floating gate.

Detailed Application Field Plans

The 93C46BT-I/OT IC finds application in various fields, including: 1. Automotive electronics: Used for storing critical vehicle parameters, such as mileage and configuration settings. 2. Consumer electronics: Employed in devices like smart TVs, set-top boxes, and gaming consoles for storing user preferences and system configurations. 3. Industrial automation: Utilized in programmable logic controllers (PLCs) to store program code and configuration data. 4. Medical devices: Integrated into medical equipment for storing patient data, calibration values, and device settings.

Detailed and Complete Alternative Models

1. 93C46B: Similar specifications but available in an 8-pin DIP package.
2. 93C46A: Lower operating voltage range of 1.8V to 5.5V, suitable for low-power applications.
3. 93C46C: Higher memory capacity of 2K-bit (256 x 8), providing increased storage capability.

Note: This list is not exhaustive, and there may be other alternative models available in the market.

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