AT45DB161D-TU

Product Overview

Category

AT45DB161D-TU belongs to the category of flash memory devices.

Use

It is primarily used for data storage and retrieval in various electronic devices.

Characteristics

• Non-volatile memory: Retains data even when power is turned off.
• High storage capacity: The AT45DB161D-TU has a storage capacity of 16 megabits (2 megabytes).
• Fast data transfer rate: It supports a maximum serial clock frequency of 85 MHz, enabling quick data access.
• Low power consumption: Designed to operate with low power requirements, making it suitable for battery-powered devices.

Package

The AT45DB161D-TU is available in a standard Thin Quad Flat Pack (TQFP) package.

Essence

The essence of AT45DB161D-TU lies in its ability to provide reliable and high-capacity data storage in a compact form factor.

Packaging/Quantity

The AT45DB161D-TU is typically packaged in reels, with each reel containing a specific quantity of devices. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory capacity: 16 megabits (2 megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Maximum clock frequency: 85 MHz
• Operating voltage: 2.7V - 3.6V
• Operating temperature range: -40°C to +85°C
• Data retention: Up to 20 years
• Endurance: 10,000 erase/write cycles

Detailed Pin Configuration

The AT45DB161D-TU has a total of 28 pins. The pin configuration is as follows:

1. /CS - Chip Select
2. SCK - Serial Clock
3. SI - Serial Input
4. SO - Serial Output
5. WP - Write Protect
6. HOLD - Hold Input 7-14. NC - No Connection 15-28. VCC, GND - Power supply and ground pins

Functional Features

• Page program operation: Allows data to be programmed in page mode, enhancing write efficiency.
• Continuous read mode: Enables sequential reading of data without the need for readdressing.
• Sector erase capability: Supports erasing of individual sectors, providing flexibility in managing data storage.
• Software protection: Offers software-based protection mechanisms to prevent unauthorized access or modification of data.

Advantages and Disadvantages

Advantages

• High storage capacity
• Fast data transfer rate
• Low power consumption
• Compact form factor
• Reliable data retention

Disadvantages

• Limited endurance (10,000 erase/write cycles)
• Requires an external microcontroller or host device for operation

Working Principles

The AT45DB161D-TU utilizes a combination of floating gate and control gate transistors to store and retrieve data. It employs a serial interface (SPI) for communication with an external microcontroller or host device. The memory cells are organized into sectors, pages, and bytes, allowing efficient management of data storage and retrieval operations.

Detailed Application Field Plans

The AT45DB161D-TU finds applications in various electronic devices that require non-volatile data storage, such as: - Consumer electronics (e.g., digital cameras, portable media players) - Automotive systems (e.g., infotainment systems, instrument clusters) - Industrial equipment (e.g., data loggers, control systems) - Medical devices (e.g., patient monitoring systems, diagnostic equipment)

Detailed and Complete Alternative Models

Some alternative models to the AT45DB161D-TU include: - AT45DB081D-TU: 8 megabits (1 megabyte) capacity - AT45DB321D-TU: 32 megabits (4 megabytes) capacity - AT45DB641D-TU: 64 megabits (8 megabytes) capacity

These alternative models offer different storage capacities to suit specific application requirements.

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