AT25SF161-SHD-B

Product Overview

Category: Integrated Circuit (IC)

Use: The AT25SF161-SHD-B is a Serial Flash Memory IC that provides non-volatile storage for various electronic devices. It is commonly used in applications where data needs to be stored reliably and accessed quickly.

Characteristics: - High-speed serial interface - Low power consumption - Wide operating voltage range - Large storage capacity - Durable and reliable

Package: The AT25SF161-SHD-B is available in a small form factor package, making it suitable for space-constrained designs. It is commonly found in a 16-pin SOIC (Small Outline Integrated Circuit) package.

Essence: The essence of the AT25SF161-SHD-B lies in its ability to store and retrieve data quickly and reliably, making it an essential component in many electronic devices.

Packaging/Quantity: The AT25SF161-SHD-B is typically sold in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Storage Capacity: 16 Megabits (2 Megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage Range: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 20 years
• Write Endurance: 100,000 cycles

Pin Configuration

The AT25SF161-SHD-B features a 16-pin configuration. The pins are numbered as follows:

1. Chip Select (/CS)
2. Serial Clock (SCK)
3. Serial Data Input (SI)
4. Serial Data Output (SO)
5. Hold (/HOLD)
6. Write Protect (/WP)
7. Ground (GND)
8. VCC Power Supply
9. NC (No Connection)
10. NC (No Connection)
11. NC (No Connection)
12. NC (No Connection)
13. NC (No Connection)
14. NC (No Connection)
15. NC (No Connection)
16. NC (No Connection)

Functional Features

• High-speed data transfer: The AT25SF161-SHD-B supports fast serial communication, allowing for quick data transfer between the IC and the host device.
• Flexible storage options: It offers various modes of operation, including byte-oriented and page-oriented programming, as well as sector and bulk erase functions.
• Hardware and software protection: The IC provides hardware and software protection mechanisms to prevent unauthorized access or modification of stored data.
• Low power consumption: The AT25SF161-SHD-B is designed to minimize power consumption, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - Fast data transfer speeds - Wide operating voltage range - Durable and reliable - Flexible storage options - Low power consumption

Disadvantages: - Limited storage capacity compared to other memory technologies - Relatively higher cost per unit compared to some alternatives

Working Principles

The AT25SF161-SHD-B utilizes the Serial Peripheral Interface (SPI) protocol to communicate with the host device. It stores data in non-volatile memory cells, which retain information even when power is removed. The IC can be accessed by sending commands and data through the SPI interface, allowing for read, write, and erase operations.

Detailed Application Field Plans

The AT25SF161-SHD-B is widely used in various electronic devices and applications, including but not limited to: - Consumer electronics (e.g., smartphones, tablets, digital cameras) - Automotive systems (e.g., infotainment systems, instrument clusters) - Industrial equipment (e.g., control systems, data loggers) - Medical devices (e.g., patient monitoring systems, diagnostic equipment) - Communication devices (e.g., routers, modems)

Detailed and Complete Alternative Models

• AT25SF321-SHD-B: A higher-capacity version of the AT25SF161-SHD-B, offering 32 Megabits (4 Megabytes) of storage.
• AT25SF081-SHD-B: A lower-capacity version of the AT25SF161-SHD-B, offering 8 Megabits (1 Megabyte) of storage.
• AT25SF041-SHD-B: An even lower-capacity version of the AT25SF161-SHD-B, offering 4 Megabits (512 Kilobytes) of storage.

These alternative models provide different storage capacities to suit various application requirements.

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