AT93C46A-10TU-1.8

Overview

Product Category

AT93C46A-10TU-1.8 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

The AT93C46A-10TU-1.8 chip is primarily used for non-volatile data storage in various electronic devices and systems.

Characteristics

• Non-volatile: The chip retains data even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically.
• Small form factor: The chip is compact, making it suitable for space-constrained applications.
• Low power consumption: It operates efficiently, minimizing energy usage.
• High reliability: The chip offers robust performance and data integrity.

Package

AT93C46A-10TU-1.8 is available in a surface-mount package, specifically the TU-1.8 variant.

Essence

The essence of AT93C46A-10TU-1.8 lies in its ability to store and retrieve data reliably in a compact and low-power package.

Packaging/Quantity

The chip is typically packaged in reels or tubes, with each containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Operating Voltage: 1.8V
• Memory Size: 1 kilobit (128 bytes)
• Interface: Serial I2C
• Maximum Clock Frequency: 400 kHz
• Write Time: 5 ms (typical)
• Data Retention: 100 years (minimum)

Detailed Pin Configuration

The AT93C46A-10TU-1.8 chip has a total of 8 pins, which are assigned specific functions as follows:

1. Chip Select (/CS): Enables communication with the chip.
2. Serial Clock (SCK): Provides the clock signal for data transfer.
3. Serial Data Input (DI): Receives data from the external device.
4. Serial Data Output (DO): Transmits data to the external device.
5. Write Enable (/W): Controls the write operation.
6. VCC: Power supply voltage (1.8V).
7. Ground (GND): Common ground reference.
8. NC: No connection (reserved pin).

Functional Features

• Byte-level Read/Write: Allows individual bytes of data to be read from or written to the chip.
• Sequential Read: Supports sequential reading of multiple bytes.
• Software Protection: Provides software-controlled protection against unauthorized write operations.
• Self-Timed Programming Cycle: Automatically manages programming and erase cycles, 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 in critical applications.
• Ease of use with simple serial interface and self-timed programming cycle.

Disadvantages

• Limited memory capacity compared to other EEPROM chips.
• Slower write time compared to some competing models.
• Higher cost per kilobit compared to larger capacity EEPROMs.

Working Principles

AT93C46A-10TU-1.8 operates based on the principles of electrically erasable programmable read-only memory. It utilizes a combination of transistors and floating gate technology to store and retrieve data. The chip's internal circuitry allows for the electrical erasure and reprogramming of individual memory cells, providing non-volatile storage capabilities.

Detailed Application Field Plans

The AT93C46A-10TU-1.8 chip finds application in various electronic systems and devices, including but not limited to:

1. Automotive Electronics: Used for storing vehicle configuration data, mileage information, and other critical parameters.
2. Consumer Electronics: Integrated into devices like smart TVs, set-top boxes, and audio systems for storing user preferences and settings.
3. Industrial Control Systems: Employed in programmable logic controllers (PLCs) and automation equipment for storing calibration data and system configurations.
4. Medical Devices: Utilized for non-volatile storage of patient data, device settings, and firmware updates in medical equipment.
5. IoT Devices: Incorporated into Internet of Things (IoT) devices for storing sensor data, device identifiers, and network configurations.

Detailed and Complete Alternative Models

1. AT93C46A-10SU-2.7: Similar to AT93C46A-10TU-1.8 but operates at a higher voltage (2.7V).
2. AT93C46B-10PU-2.5: A compatible alternative with a different pin configuration and operating voltage (2.5V).
3. AT93C46D-10SI-1.8: Offers increased memory capacity (2 kilobits) while maintaining the same operating voltage (