AT45D161-TC

Product Overview

Category

AT45D161-TC belongs to the category of non-volatile memory devices.

Use

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

Characteristics

• Non-volatile: Retains data even when power is turned off.
• High storage capacity: The AT45D161-TC has a storage capacity of 16 megabits (2 megabytes).
• Fast access time: Provides quick access to stored data.
• Low power consumption: Operates efficiently with low power requirements.

Package

The AT45D161-TC is available in a standard 8-pin Thin Small Outline Package (TSOP).

Essence

The essence of AT45D161-TC lies in its ability to store and retrieve data reliably, making it an essential component in many electronic devices.

Packaging/Quantity

The AT45D161-TC is typically packaged in reels containing a specific quantity, such as 2500 units per reel.

Specifications

• Storage Capacity: 16 megabits (2 megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V - 3.6V
• Access Time: 85 nanoseconds (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. Chip Enable (CE)
2. Output Enable (OE)
3. Write Enable (WE)
4. Serial Data Input (SI)
5. Serial Data Output (SO)
6. Serial Clock (SCK)
7. Ground (GND)
8. Power Supply (VCC)

Functional Features

• Sequential Read and Write Operations: Allows efficient reading and writing of data.
• Sector Lockdown: Provides protection against accidental erasure or modification of critical data.
• Software and Hardware Protection: Ensures data security through various protection mechanisms.
• Fast Page Write: Enables rapid writing of multiple bytes in a single operation.

Advantages and Disadvantages

Advantages

• High storage capacity for data-intensive applications.
• Non-volatile memory ensures data retention even during power loss.
• Low power consumption prolongs battery life in portable devices.
• Fast access time allows for quick retrieval of stored data.
• Sector lockdown feature enhances data security.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively higher cost per unit compared to some alternative models.
• Requires an external microcontroller or host device for interfacing.

Working Principles

The AT45D161-TC utilizes the Serial Peripheral Interface (SPI) protocol to communicate with the host device. It stores data in non-volatile memory cells, which retain information even when power is disconnected. The device can be accessed by sending commands and data through the SPI interface, allowing for efficient reading and writing operations.

Detailed Application Field Plans

The AT45D161-TC finds application in various electronic systems, including but not limited to: - Consumer electronics (e.g., digital cameras, MP3 players) - Automotive systems (e.g., infotainment systems, engine control units) - Industrial automation (e.g., programmable logic controllers, data loggers) - Medical devices (e.g., patient monitoring systems, diagnostic equipment)

Detailed and Complete Alternative Models

1. AT45D321-TC: Offers double the storage capacity (32 megabits) compared to AT45D161-TC.
2. AT45D641-TC: Provides quadruple the storage capacity (64 megabits) compared to AT45D161-TC.
3. AT45DB161E-TC: Features additional features like page erase and program suspend/resume.

Note: This list is not exhaustive, and there are several other alternative models available in the market.

In conclusion, the AT45D161-TC is a non-volatile memory device with a high storage capacity and fast access time. It finds application in various electronic systems and offers advantages such as data retention, low power consumption, and sector lockdown. While it has some limitations, there are alternative models available with different specifications to suit specific requirements.