AT26DF161A-SSU

Product Overview

Category

AT26DF161A-SSU belongs to the category of Serial Flash Memory.

Use

It is primarily used for storing and retrieving digital information in electronic devices.

Characteristics

• Non-volatile memory: Retains data even when power is turned off.
• Serial interface: Allows for easy integration with microcontrollers and other digital systems.
• High storage capacity: The AT26DF161A-SSU has a capacity of 16 megabits (2 megabytes).
• Fast read and write operations: Enables efficient data transfer.

Package

The AT26DF161A-SSU comes in a small outline, 8-lead SOIC package.

Essence

This product is essential for storing firmware, software, and other critical data in various electronic devices.

Packaging/Quantity

The AT26DF161A-SSU is typically packaged in reels containing 2500 units.

Specifications

• Memory Size: 16 megabits (2 megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Voltage Range: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 20 years
• Endurance: 100,000 program/erase cycles

Detailed Pin Configuration

The AT26DF161A-SSU has the following pin configuration:

1. Chip Select (/CS)
2. Serial Clock (SCK)
3. Serial Data Input (SI)
4. Serial Data Output (SO)
5. Write Protect (/WP)
6. Hold (/HOLD)
7. VCC (Power Supply)
8. Ground (GND)

Functional Features

• High-speed data transfer: The AT26DF161A-SSU supports clock frequencies up to 104 MHz, enabling fast read and write operations.
• Sector-based architecture: The memory is divided into multiple sectors, allowing for efficient erasing and programming of specific sections.
• Software protection: Write Protect (/WP) pin can be used to prevent accidental modification of stored data.
• Deep power-down mode: Reduces power consumption when the device is not in use.

Advantages and Disadvantages

Advantages

• Compact package size allows for easy integration into space-constrained designs.
• High-speed data transfer enables quick access to stored information.
• Low power consumption ensures energy efficiency.
• Long data retention period ensures data integrity over extended periods.

Disadvantages

• Limited storage capacity compared to other flash memory options.
• Relatively higher cost per megabyte compared to larger capacity flash memory devices.

Working Principles

The AT26DF161A-SSU utilizes a Serial Peripheral Interface (SPI) to communicate with the host microcontroller or system. It stores data in non-volatile memory cells that retain information even when power is turned off. The SPI interface facilitates fast and efficient data transfer between the device and the host system.

Detailed Application Field Plans

The AT26DF161A-SSU finds applications in various electronic devices, including but not limited to: - Consumer electronics: Smartphones, tablets, digital cameras, and portable media players. - Automotive systems: Infotainment systems, instrument clusters, and navigation systems. - Industrial equipment: Programmable logic controllers (PLCs), data loggers, and measurement instruments. - Communication devices: Routers, modems, and network switches.

Detailed and Complete Alternative Models

1. AT25SF041-SSHD-T: 4 megabit (512 kilobyte) Serial Flash Memory with similar characteristics and package.
2. MX25L12835FZNI-10G: 128 megabit (16 megabyte) Serial Flash Memory with higher storage capacity and similar characteristics.
3. S25FL512SAGMFI011: 512 megabit (64 megabyte) Serial Flash Memory with larger storage capacity and comparable features.

(Note: The above alternative models are provided for reference and may have different pin configurations and specifications.)

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