AT45DB161E-SHD2B-T

Product Overview

• Category: Integrated Circuit
• Use: Data Storage
• Characteristics: High capacity, Serial Interface, Low Power Consumption
• Package: 8-pin SOIC
• Essence: Flash Memory
• Packaging/Quantity: Tape and Reel, 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: -40°C to +85°C
• Data Retention: 20 years
• Program/Erase Cycles: 10,000 cycles

Pin Configuration

The AT45DB161E-SHD2B-T has the following pin configuration:

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

Functional Features

• High-speed data transfer using SPI interface
• Page program and erase operations for flexible data management
• Continuous read mode for efficient data retrieval
• Sector protection with write protect pin
• Deep power-down mode for low power consumption
• Hardware reset pin for system initialization

Advantages and Disadvantages

Advantages

• Large storage capacity for data-intensive applications
• Serial interface allows easy integration with microcontrollers
• Low power consumption extends battery life in portable devices
• High-speed data transfer enhances overall system performance
• Sector protection ensures data integrity and security

Disadvantages

• Limited program/erase cycles may restrict certain applications
• Requires external components for proper operation
• Relatively higher cost compared to other memory options

Working Principles

The AT45DB161E-SHD2B-T is a flash memory device that stores data using electrically erasable and programmable memory cells. It utilizes the Serial Peripheral Interface (SPI) for communication with external microcontrollers or systems. The memory can be programmed and erased in pages, allowing flexible data management. The chip select, serial clock, and serial data lines control the data transfer between the device and the host system.

Detailed Application Field Plans

The AT45DB161E-SHD2B-T is suitable for various applications, including:

1. Consumer Electronics: Used in digital cameras, portable media players, and gaming consoles for data storage.
2. Industrial Automation: Enables data logging and configuration storage in industrial control systems.
3. Automotive: Stores firmware, configuration data, and event logs in automotive electronics.
4. Medical Devices: Provides non-volatile storage for patient data, device settings, and diagnostic information.
5. Internet of Things (IoT): Supports data storage in IoT devices for sensor data, firmware updates, and device configurations.

Detailed and Complete Alternative Models

1. AT45DB081E-SHD2B-T: 8 Megabit (1 Megabyte) flash memory with similar features and package.
2. AT45DB321E-SHD2B-T: 32 Megabit (4 Megabyte) flash memory with higher capacity and similar characteristics.
3. AT45DB641E-SHD2B-T: 64 Megabit (8 Megabyte) flash memory with larger storage space and comparable specifications.

These alternative models offer different memory sizes to suit specific application requirements while maintaining compatibility with the AT45DB series.

Word count: 452 words