AT45DB011-JI

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data Storage
• Characteristics: Non-volatile, Serial Interface, Flash Memory
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: The AT45DB011-JI is a flash memory IC that provides non-volatile data storage. It offers a serial interface for easy integration into various electronic devices.
• Packaging/Quantity: Available in tape and reel packaging with 2,000 units per reel.

Specifications

• Memory Size: 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
• Program/Erase Cycles: 10,000 cycles

Pin Configuration

The AT45DB011-JI has the following pin configuration:

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

Functional Features

• Page Program: Allows individual bytes or full pages to be programmed.
• Sector Erase: Erases a complete sector (256 bytes) at once.
• Block Erase: Erases a complete block (8 sectors) at once.
• Chip Erase: Erases the entire chip.
• Continuous Read Mode: Enables continuous reading of data from consecutive addresses.
• Software Protection: Provides software protection against accidental erasure or programming.

Advantages

• Compact package size allows for easy integration into space-constrained designs.
• Low power consumption makes it suitable for battery-powered devices.
• High-speed serial interface enables fast data transfer.
• Non-volatile memory ensures data retention even without power.

Disadvantages

• Limited storage capacity compared to larger flash memory ICs.
• Limited program/erase cycles may restrict the lifespan of the device in certain applications.
• Requires external components (such as resistors and capacitors) for proper operation.

Working Principles

The AT45DB011-JI utilizes a floating gate transistor structure to store data. It employs a combination of electrically erasable programmable read-only memory (EEPROM) and flash memory technologies. The serial interface allows for easy communication with a microcontroller or other devices.

Application Field Plans

The AT45DB011-JI is commonly used in various electronic devices that require non-volatile data storage, such as:

1. Consumer Electronics: Digital cameras, MP3 players, and portable gaming devices.
2. Industrial Equipment: Data loggers, measurement instruments, and control systems.
3. Automotive Systems: Infotainment systems, navigation devices, and engine control units.
4. Communication Devices: Routers, modems, and network switches.

Alternative Models

For those seeking alternative options, the following flash memory ICs can be considered:

1. AT45DB021-JI: 2 Megabit (256 Kilobytes) memory size.
2. AT45DB041-JI: 4 Megabit (512 Kilobytes) memory size.
3. AT45DB081-JI: 8 Megabit (1 Megabyte) memory size.

These models offer increased storage capacity while maintaining similar characteristics and functionality to the AT45DB011-JI.

In conclusion, the AT45DB011-JI is a compact flash memory IC that provides non-volatile data storage with a serial interface. Its small package size, low power consumption, and functional features make it suitable for a wide range of applications in consumer electronics, industrial equipment, automotive systems, and communication devices.