AT25M01-SHM-T

Product Overview

Category: Integrated Circuit (IC)

Use: The AT25M01-SHM-T is a memory chip that is commonly used in electronic devices for data storage and retrieval purposes. It is specifically designed to store digital information in a non-volatile manner, meaning the data remains intact even when power is removed.

Characteristics: - Non-volatile memory - High storage capacity - Low power consumption - Fast read and write operations

Package: The AT25M01-SHM-T is available in a small surface-mount package, making it suitable for compact electronic devices. The package type is typically SOP (Small Outline Package) or similar.

Essence: This memory chip is an essential component in various electronic devices, enabling them to store and access data efficiently.

Packaging/Quantity: The AT25M01-SHM-T is usually supplied in reels or tubes, with a typical quantity of 2500 units per reel or tube.

Specifications

The key specifications of the AT25M01-SHM-T are as follows:

• Memory Capacity: 1 Megabit (128 Kilobytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 100 years
• Write Endurance: 1 million cycles

Pin Configuration

The AT25M01-SHM-T has a total of 8 pins, each serving a specific function. The pin configuration is as follows:

1. Chip Select (/CS): Used to enable or disable the chip for communication.
2. Serial Clock (SCK): Provides the clock signal for synchronous data transfer.
3. Serial Data Input (SI): Used to input data into the chip during write operations.
4. Serial Data Output (SO): Outputs data from the chip during read operations.
5. Write Protect (/WP): Allows write protection for the memory contents.
6. Ground (GND): Connected to the ground reference of the system.
7. Power Supply (VCC): Provides the operating voltage to the chip.
8. Hold (/HOLD): Used to pause ongoing operations temporarily.

Functional Features

The AT25M01-SHM-T offers several functional features that enhance its usability:

• Byte and Page-level Read and Write Operations: Enables efficient data transfer in small chunks.
• Sector Erase Capability: Allows erasing a specific sector of memory, facilitating selective data removal.
• Software Protection: Provides software-controlled write protection for specific memory areas.
• Fast Read Access Time: Facilitates quick retrieval of stored data.
• Low Power Consumption: Ensures minimal power usage during both active and standby modes.

Advantages and Disadvantages

Advantages: - High storage capacity - Non-volatile memory - Fast read and write operations - Low power consumption - Flexible interface for easy integration

Disadvantages: - Relatively small memory size compared to higher-capacity alternatives - Limited write endurance compared to some other memory technologies

Working Principles

The AT25M01-SHM-T utilizes Flash memory technology to store and retrieve digital information. It employs a combination of floating-gate transistors and charge trapping mechanisms to retain data even when power is removed. The memory cells are organized into sectors, allowing for efficient read, write, and erase operations at different granularity levels.

Detailed Application Field Plans

The AT25M01-SHM-T finds applications in various electronic devices that require non-volatile memory for data storage. Some common application fields include:

1. Consumer Electronics: Used in smartphones, tablets, digital cameras, and portable media players for storing user data, firmware, and system settings.
2. Automotive: Employed in automotive electronics for storing critical information such as engine parameters, vehicle diagnostics, and entertainment system settings.
3. Industrial Control Systems: Utilized in industrial automation systems for storing configuration data, program code, and historical logs.
4. Medical Devices: Integrated into medical equipment for storing patient data, device settings, and firmware updates.

Detailed and Complete Alternative Models

1. AT25M02-SHM-T: Similar to the AT25M01-SHM-T but with double the memory capacity (2 Megabits).
2. AT25M04-SHM-T: Offers four times the memory capacity of the AT25M01-SHM-T (4 Megabits).
3. AT25M08-SHM-T: Provides eight times the memory capacity of the AT25M01-SHM-T (8 Megabits).

These alternative models offer increased storage capacity while maintaining similar characteristics and functionality to the AT25M01-SHM-T.

In conclusion, the AT25M01-SHM-T is a versatile memory chip that offers high storage capacity, fast access times, and low power