AT93C46-10SU-2.7

Overview

Product Category

AT93C46-10SU-2.7 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

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

Characteristics

• Non-volatile: The stored data remains even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically.
• Small form factor: The chip is compact and suitable for integration into space-constrained designs.
• Low power consumption: It operates efficiently with minimal power requirements.

Package

AT93C46-10SU-2.7 is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to store and retrieve digital information reliably, even in the absence of power.

Packaging/Quantity

AT93C46-10SU-2.7 is typically packaged in reels or tubes, containing a specific quantity of chips per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Part Number: AT93C46-10SU-2.7
• Memory Size: 1 kilobit (128 bytes)
• Organization: 64 words x 16 bits
• Operating Voltage: 2.7V to 5.5V
• Speed: 10 MHz maximum clock frequency
• Interface: Serial Peripheral Interface (SPI)
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT93C46-10SU-2.7 chip has a total of 8 pins, which are assigned specific functions:

1. Chip Select (/CS): Enables communication with the chip when pulled low.
2. Serial Clock (SCK): Provides the clock signal for data transfer.
3. Serial Data Input (SI): Transfers data from the microcontroller to the chip.
4. Serial Data Output (SO): Transfers data from the chip to the microcontroller.
5. Write Enable (/W): Enables or disables write operations.
6. VCC: Power supply voltage input.
7. Ground (GND): Common ground reference.
8. NC: No connection.

Functional Features

• Byte and Page Write Operations: Allows individual byte or page-level data writing.
• Sequential Read Operation: Facilitates sequential retrieval of stored data.
• Software Protection: Supports software-based protection mechanisms to prevent unauthorized access.
• Hardware Write Protection: Provides hardware pins for write protection, enhancing security.
• Self-Timed Programming Cycle: Simplifies programming by eliminating the need for external timing control.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Compact form factor enables integration into space-constrained designs.
• Low power consumption prolongs battery life in portable devices.
• Flexible interface allows easy integration with various microcontrollers.
• Multiple protection mechanisms enhance data security.

Disadvantages

• Limited memory size may not be suitable for applications requiring larger storage capacity.
• Relatively slower write and erase times compared to other memory technologies.
• Vulnerable to electromagnetic interference (EMI) due to its small size.

Working Principles

AT93C46-10SU-2.7 utilizes EEPROM technology, which employs a floating gate transistor structure to store and retrieve digital information. The chip's internal circuitry allows for electrical erasure and reprogramming of data, making it ideal for non-volatile memory applications.

Detailed Application Field Plans

AT93C46-10SU-2.7 finds application in various fields, including: 1. Microcontroller-based systems: Used for storing configuration data, calibration values, and firmware updates. 2. Automotive electronics: Employed in vehicle control units, instrument clusters, and infotainment systems. 3. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and home automation systems. 4. Industrial automation: Utilized for data logging, parameter storage, and device identification in industrial equipment.

Detailed and Complete Alternative Models

1. AT93C46-10SI-2.7: Similar to AT93C46-10SU-2.7 but available in a different package (SOIC).
2. AT93C66A-10SU-2.7: Higher capacity EEPROM chip with 4 kilobits (512 bytes) of memory.
3. AT24C02C-SSHM-T: I2C-compatible EEPROM chip with 2 kilobits (256 bytes) of memory.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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