AT93C46E-TH-T

Product Overview

Category

AT93C46E-TH-T belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This product is commonly used for non-volatile storage in various electronic devices, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile: The data stored in AT93C46E-TH-T remains even when power is removed.
• Electrically erasable: The memory can be erased and reprogrammed electronically.
• Small form factor: The chip is compact and suitable for integration into space-constrained designs.
• Low power consumption: AT93C46E-TH-T operates efficiently, minimizing energy usage.
• High reliability: The EEPROM chip offers robust performance and long-term data retention.

Package

AT93C46E-TH-T is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of AT93C46E-TH-T lies in its ability to store and retrieve digital information reliably, making it an essential component in electronic systems requiring non-volatile memory.

Packaging/Quantity

AT93C46E-TH-T is typically packaged in reels containing a specific quantity of chips, which varies depending on the manufacturer's specifications.

Specifications

• Memory capacity: 1 kilobit (128 bytes)
• Supply voltage: 2.5V to 5.5V
• Operating temperature range: -40°C to +85°C
• Interface: Serial Peripheral Interface (SPI)
• Write endurance: 1 million cycles
• Data retention: 100 years

Detailed Pin Configuration

AT93C46E-TH-T features an 8-pin configuration:

1. Chip Select (/CS): Enables or disables the chip for communication.
2. Serial Clock (SCK): Provides the clock signal for data transfer.
3. Serial Data Input (SI): Receives data from the microcontroller.
4. Serial Data Output (SO): Transmits data to the microcontroller.
5. Write Enable (/W): Controls write operations.
6. VCC: Power supply voltage.
7. Ground (GND): Common ground reference.
8. Not Used (NC): No connection.

Functional Features

• Sequential read and write operations: AT93C46E-TH-T allows for efficient sequential access to memory locations.
• Software and hardware protection: The chip supports various protection mechanisms to prevent unauthorized access or accidental modification of stored data.
• Self-timed programming cycle: AT93C46E-TH-T automatically manages the timing of write and erase operations, simplifying system integration.

Advantages and Disadvantages

Advantages

• Compact size enables integration into space-constrained designs.
• Low power consumption prolongs battery life in portable devices.
• High reliability ensures data integrity over extended periods.
• Easy-to-use serial interface simplifies communication with microcontrollers.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower read and write speeds compared to volatile memory types.
• Relatively higher cost per bit compared to larger EEPROM chips.

Working Principles

AT93C46E-TH-T utilizes an electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electric charges within a floating gate transistor structure. To write or erase data, a high voltage is applied to the appropriate memory cells, modifying the charge level and thus altering the stored information. During read operations, the stored charges are sensed and converted back into digital data.

Detailed Application Field Plans

AT93C46E-TH-T finds applications in various electronic systems, including but not limited to: - Microcontrollers and embedded systems - Automotive electronics - Industrial control systems - Consumer electronics (e.g., TVs, set-top boxes) - Medical devices - Communication equipment

Detailed and Complete Alternative Models

Some alternative models to AT93C46E-TH-T include: - AT93C46D-TH-T: Similar specifications but with a different package. - CAT93C46VI-GT3: Compatible EEPROM chip from a different manufacturer. - 24LC64-I/P: Higher capacity EEPROM chip with similar characteristics.

These alternative models offer similar functionality and can be considered as replacements based on specific design requirements.

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