AT45DB161E-MHD-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data Storage and Retrieval
• Characteristics: Non-volatile, Serial Interface, High-Speed, Low Power Consumption
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Flash Memory IC with 16 Megabits (2 Megabytes) capacity
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Capacity: 16 Megabits (2 Megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Read/Write Speed: Up to 85 MHz
• Data Retention: More than 20 years
• Endurance: 100,000 write cycles

Pin Configuration

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

1. VCC: Power Supply
2. SI: Serial Input
3. SO: Serial Output
4. WP: Write Protect
5. HOLD: Hold Input
6. RESET: Reset Input
7. CS: Chip Select
8. GND: Ground

Functional Features

• Dual-interface: Supports both SPI and RapidS serial interface modes.
• Page Program Operation: Allows programming of data in page mode for efficient memory utilization.
• Continuous Read Mode: Enables sequential reading of multiple pages without the need for readdressing.
• Sector Erase Capability: Provides the ability to erase large blocks of memory for efficient data management.
• Software Protection: Offers software-controlled protection against accidental erasure or modification of data.

Advantages

• High-Speed Performance: Supports fast read and write operations, making it suitable for time-sensitive applications.
• Low Power Consumption: Consumes minimal power during operation, extending battery life in portable devices.
• Compact Package: The 8-pin SOIC package allows for space-efficient integration into various electronic systems.
• Reliable Data Retention: Ensures data integrity with a long data retention period of more than 20 years.

Disadvantages

• Limited Storage Capacity: With a capacity of 16 Megabits (2 Megabytes), it may not be sufficient for applications requiring larger storage.
• Lack of Advanced Features: Does not offer advanced features like wear-leveling or error correction, which may be required in certain applications.

Working Principles

The AT45DB161E-MHD-T is based on flash memory technology. It utilizes a combination of floating-gate transistors to store and retrieve digital data. The memory cells are organized into sectors and pages, allowing efficient read, write, and erase operations. The device communicates with the host system through the Serial Peripheral Interface (SPI) or RapidS interface, providing easy integration into various applications.

Application Field Plans

The AT45DB161E-MHD-T is commonly used in the following application fields:

1. Consumer Electronics: Used in digital cameras, MP3 players, and portable gaming devices for data storage and firmware updates.
2. Industrial Automation: Employed in industrial control systems, PLCs, and data loggers for storing critical configuration and sensor data.
3. Automotive Electronics: Integrated into automotive infotainment systems, navigation units, and instrument clusters for data storage and software updates.
4. Medical Devices: Utilized in medical equipment such as patient monitors and diagnostic devices for storing patient data and software upgrades.

Alternative Models

1. AT25SF161: Similar flash memory IC with 16 Megabits capacity, offered by Adesto Technologies.
2. MX25L1606E: Flash memory IC with 16 Megabits capacity, manufactured by Macronix International.
3. W25Q16JV: Serial flash memory IC with 16 Megabits capacity, produced by Winbond Electronics.

These alternative models offer similar functionality and can be considered as substitutes for the AT45DB161E-MHD-T in various applications.

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