AT45DB161B-CNI

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data Storage
• Characteristics: Non-volatile, Serial Flash Memory
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: High-density, low-power, and cost-effective data storage solution
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel

Specifications

• Memory Size: 16 Megabits (2 Megabytes)
• 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 AT45DB161B-CNI has 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

• Dual-interface: Supports both SPI and RapidS serial interface modes
• Page Program Operation: Allows individual memory page programming
• Continuous Read Mode: Enables sequential reading of multiple pages
• Sector Erase Capability: Provides sector-based erase operation
• Software Protection: Supports software write protection of memory sectors
• Deep Power-down Mode: Reduces power consumption during idle periods

Advantages and Disadvantages

Advantages

• High-density storage capacity
• Low power consumption
• Fast data transfer rates
• Flexible interface options
• Reliable data retention
• Cost-effective solution

Disadvantages

• Limited program/erase cycles
• Relatively small package size

Working Principles

The AT45DB161B-CNI is based on the NOR Flash memory technology. It utilizes a combination of floating-gate transistors and control circuitry to store and retrieve data. The Serial Peripheral Interface (SPI) allows for easy communication with microcontrollers or other devices.

Detailed Application Field Plans

The AT45DB161B-CNI is widely used in various applications, including:

1. Consumer Electronics: Used for firmware storage in smartphones, tablets, digital cameras, and portable media players.
2. Automotive Systems: Employed for data logging, firmware updates, and configuration storage in automotive electronics.
3. Industrial Automation: Utilized for program storage in PLCs (Programmable Logic Controllers), HMI (Human-Machine Interface) devices, and industrial control systems.
4. Medical Devices: Integrated into medical equipment for storing patient data, firmware, and configuration settings.
5. IoT (Internet of Things): Used in IoT devices for data logging, sensor calibration, and firmware storage.

Detailed and Complete Alternative Models

1. AT25SF041-SSHD-T: 4 Megabit SPI Serial Flash Memory
2. MX25L12835FZNI-10G: 128 Megabit Low Voltage Serial Flash Memory
3. S25FL512SAGMFI011: 512 Megabit SPI Flash Memory
4. W25Q256JVSIQ: 256 Megabit Quad-SPI Flash Memory
5. M25P64-VME6TG: 64 Megabit Serial Flash Memory

These alternative models offer similar functionality and can be considered as alternatives to the AT45DB161B-CNI.

In conclusion, the AT45DB161B-CNI is a high-density, low-power, and cost-effective serial flash memory IC. It offers reliable data storage and retrieval capabilities, making it suitable for various applications in consumer electronics, automotive systems, industrial automation, medical devices, and IoT. While it has limitations in terms of program/erase cycles and package size, there are alternative models available with different specifications to suit specific requirements.