AT17F040A-30CU

Product Overview

Category

AT17F040A-30CU belongs to the category of non-volatile memory devices.

Use

This product is primarily used for storing and retrieving digital information in electronic systems.

Characteristics

• Non-volatile: The stored data is retained even when power is removed.
• High capacity: The AT17F040A-30CU has a storage capacity of 4 megabits (512 kilobytes).
• Fast access time: It offers quick read and write operations.
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.

Package

The AT17F040A-30CU is available in a compact and durable package, designed to protect the internal components from external factors such as moisture and physical damage.

Essence

The essence of this product lies in its ability to provide reliable and long-term storage of digital data in various electronic systems.

Packaging/Quantity

The AT17F040A-30CU is typically packaged in reels or trays, with each package containing a specific quantity of devices. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Storage Capacity: 4 megabits (512 kilobytes)
• Operating Voltage: 2.7V - 3.6V
• Access Time: 30 nanoseconds
• Interface: Serial Peripheral Interface (SPI)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT17F040A-30CU has a total of 8 pins, each serving a specific purpose. The pin configuration is as follows:

1. Chip Select (/CS): Used to enable or disable the device for communication.
2. Serial Clock (SCK): Provides the clock signal for synchronous communication.
3. Serial Data Input (SI): Used to input data into the device during write operations.
4. Serial Data Output (SO): Outputs data from the device during read operations.
5. Write Protect (/WP): When pulled low, it protects the device from accidental write operations.
6. Hold (/HOLD): Allows the device to be temporarily paused during a communication session.
7. VCC: Power supply voltage input.
8. Ground (GND): Ground reference for the device.

Functional Features

• High-speed data transfer: The AT17F040A-30CU supports fast data transfer rates, allowing for efficient read and write operations.
• Flexible interface: It utilizes the widely adopted Serial Peripheral Interface (SPI) protocol, enabling easy integration with various microcontrollers and other devices.
• Reliable data retention: The non-volatile nature of this memory device ensures that stored data remains intact even in the absence of power.
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• High storage capacity
• Fast access time
• Low power consumption
• Compact package size
• Easy integration with microcontrollers

Disadvantages

• Limited write endurance compared to other types of memory
• Relatively higher cost per bit compared to some alternatives

Working Principles

The AT17F040A-30CU utilizes flash memory technology to store digital data. It consists of a grid of memory cells, where each cell can store multiple bits of information. These cells are organized into blocks, which can be individually erased or written.

During a write operation, data is sent to the device through the Serial Data Input pin (SI) and stored in the appropriate memory cells. Similarly, during a read operation, data is retrieved from the memory cells and outputted through the Serial Data Output pin (SO).

The device's working principles are based on the manipulation of electrical charges within the memory cells, allowing for the storage and retrieval of digital information.

Detailed Application Field Plans

The AT17F040A-30CU finds applications in various electronic systems that require non-volatile memory for data storage. Some potential application fields include:

1. Embedded Systems: The device can be used in embedded systems to store firmware, configuration data, or user-specific settings.
2. Consumer Electronics: It can be utilized in devices such as digital cameras, set-top boxes, and portable media players for storing multimedia files and system data.
3. Automotive Electronics: The AT17F040A-30CU can be employed in automotive applications for storing critical data like engine parameters, sensor calibration, and firmware updates.
4. Industrial Control Systems: It can be integrated into industrial control systems to store program code, configuration data, and historical logs.

Detailed and Complete Alternative Models

1. AT25SF041-SSHD-T: This alternative model offers a similar storage capacity and interface but operates at a higher voltage range.
2. MX25L4006E: Provides a comparable storage capacity and interface, with