AT45DB011B-CI

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data Storage
• Characteristics: Non-volatile, Serial Interface
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Flash Memory
• Packaging/Quantity: Tape and Reel, 2500 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
• Write/Erase Endurance: 10,000 cycles
• Data Retention: 20 years

Pin Configuration

The AT45DB011B-CI 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

• Non-volatile storage: The AT45DB011B-CI retains data even when power is disconnected.
• Serial interface: It communicates with other devices using the SPI protocol.
• High-speed operation: Supports clock frequencies up to 66 MHz.
• Sector-based architecture: Allows for efficient erasing and writing of data in small sectors.
• Page programming: Enables fast programming of individual memory pages.

Advantages and Disadvantages

Advantages: - Compact package size - Low power consumption - Wide operating temperature range - High-speed data transfer

Disadvantages: - Limited storage capacity - Relatively low write/erase endurance compared to some other flash memory chips

Working Principles

The AT45DB011B-CI utilizes a floating gate transistor technology to store data. It uses a combination of electric fields and charge trapping to retain information even when power is removed. The serial interface allows for easy communication with microcontrollers or other devices.

Application Field Plans

The AT45DB011B-CI is commonly used in various applications, including: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - Communication equipment

Alternative Models

• AT45DB021B-CI: 2 Megabit (256 Kilobytes) memory size
• AT45DB041B-CI: 4 Megabit (512 Kilobytes) memory size
• AT45DB081B-CI: 8 Megabit (1 Megabyte) memory size
• AT45DB161B-CI: 16 Megabit (2 Megabytes) memory size

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

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