AT45DB011B-SI

Product Overview

Category: Integrated Circuit (IC)

Use: The AT45DB011B-SI is a 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: - Non-volatile: Retains data even when power is removed - High-speed access: Allows for fast read and write operations - Low power consumption: Optimized for energy efficiency - Small form factor: Compact size suitable for space-constrained designs

Package: The AT45DB011B-SI is available in a small outline integrated circuit (SOIC) package, which provides ease of integration into electronic systems.

Essence: The essence of the AT45DB011B-SI lies in its ability to store and retrieve data reliably, making it an essential component in many electronic devices.

Packaging/Quantity: The AT45DB011B-SI is typically packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications.

Specifications

• Memory capacity: 1 megabit (128 kilobytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating voltage: 2.7V to 3.6V
• Operating temperature range: -40°C to +85°C
• Data retention: Up to 20 years
• Endurance: 10,000 erase/write cycles

Pin Configuration

The AT45DB011B-SI features a standard 8-pin SOIC package with the following pin configuration:

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

Functional Features

• Page program operation: Allows data to be written in page-sized increments
• Continuous read mode: Enables sequential access to memory contents
• Sector erase capability: Erases large blocks of memory for efficient data management
• Software and hardware protection mechanisms: Ensure data integrity and prevent unauthorized access
• Deep power-down mode: Reduces power consumption when the device is not in use

Advantages and Disadvantages

Advantages: - High-speed access enables fast data transfer - Non-volatile memory retains data even during power loss - Low power consumption prolongs battery life in portable devices - Compact form factor facilitates integration into small-scale designs

Disadvantages: - Limited storage capacity compared to higher-capacity flash memory ICs - Relatively low endurance may limit the lifespan of the device in write-intensive applications

Working Principles

The AT45DB011B-SI utilizes a combination of floating gate and control gate transistors to store and retrieve data. When data is written, charges are trapped in the floating gate, altering the transistor's conductive properties. During read operations, the stored charges are sensed, allowing the retrieval of the stored data.

Detailed Application Field Plans

The AT45DB011B-SI finds application in various electronic devices, including but not limited to: 1. Consumer electronics: MP3 players, digital cameras, and handheld gaming devices 2. Industrial equipment: Data loggers, measurement instruments, and control systems 3. Automotive electronics: Infotainment systems, navigation units, and engine control modules 4. Communication devices: Routers, modems, and network switches

Alternative Models

For users seeking alternative options, the following flash memory ICs can be considered: 1. AT45DB021D-SU: Offers double the memory capacity of the AT45DB011B-SI 2. AT45DB041D-SU: Provides four times the memory capacity of the AT45DB011B-SI 3. AT45DB081D-SU: Offers eight times the memory capacity of the AT45DB011B-SI

These alternative models provide increased storage capacity while maintaining similar characteristics and functionality.

In conclusion, the AT45DB011B-SI flash memory IC is a reliable and efficient solution for data storage in various electronic devices. Its high-speed access, low power consumption, and compact form factor make it suitable for a wide range of applications. However, its limited storage capacity and endurance should be considered when selecting the appropriate memory IC for specific use cases.