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AT45DB642D-CU
Product Overview
Category
AT45DB642D-CU 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
- High-speed data transfer
- Low power consumption
- Reliable and durable
- Wide operating temperature range
Package
AT45DB642D-CU is available in a compact and industry-standard package.
Essence
The essence of AT45DB642D-CU lies in its ability to provide reliable and high-performance data storage solutions for electronic devices.
Packaging/Quantity
AT45DB642D-CU is typically packaged in trays or reels, with varying quantities depending on the manufacturer's specifications.
Specifications
- Memory capacity: 64 megabits (8 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
- Erase/program cycles: 10,000 minimum
Detailed Pin Configuration
The AT45DB642D-CU has a total of 28 pins, each serving a specific function. The pin configuration is as follows:
- VCC - Power supply
- GND - Ground
- SI - Serial input
- SO - Serial output
- WP - Write protect
- HOLD - Hold input
- RESET - Reset input
- SCK - Serial clock 9-16. A0-A7 - Address inputs 17-24. IO0-IO7 - Data input/output
- CS - Chip select
- RY/BY# - Ready/busy output
- NC - No connection
- VCC - Power supply
Functional Features
- Page program operation for fast data storage
- Continuous read mode for efficient data retrieval
- Sector erase capability for flexible memory management
- Software and hardware protection mechanisms for data security
- Auto sleep mode to minimize power consumption during idle periods
Advantages and Disadvantages
Advantages
- High-speed data transfer enables quick access to stored information.
- Low power consumption prolongs battery life in portable devices.
- Wide operating temperature range ensures reliable performance in various environments.
- Data retention of up to 20 years guarantees long-term storage reliability.
Disadvantages
- Limited erase/program cycles may restrict the lifespan of the device.
- Relatively small memory capacity compared to other flash memory options.
Working Principles
AT45DB642D-CU utilizes a combination of floating gate and control gate transistors to store and retrieve data. The memory cells are organized into sectors, which can be individually erased or programmed. The Serial Peripheral Interface (SPI) facilitates communication between the device and the host system, enabling seamless data transfer.
Detailed Application Field Plans
AT45DB642D-CU finds applications in various electronic devices, including but not limited to: 1. Smartphones and tablets 2. Digital cameras 3. Portable media players 4. Automotive electronics 5. Industrial control systems
Detailed and Complete Alternative Models
- AT45DB321D-CU: 32 megabits (4 megabytes) memory capacity
- AT45DB128D-CU: 128 megabits (16 megabytes) memory capacity
- AT45DB256D-CU: 256 megabits (32 megabytes) memory capacity
- AT45DB512D-CU: 512 megabits (64 megabytes) memory capacity
These alternative models offer varying memory capacities to suit different application requirements.
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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van AT45DB642D-CU in technische oplossingen
Sure! Here are 10 common questions and answers related to the application of AT45DB642D-CU in technical solutions:
Q: What is the AT45DB642D-CU? A: The AT45DB642D-CU is a flash memory IC (Integrated Circuit) manufactured by Adesto Technologies. It offers 64 megabits (8 megabytes) of non-volatile storage.
Q: What are some typical applications for the AT45DB642D-CU? A: The AT45DB642D-CU is commonly used in various embedded systems, IoT devices, industrial automation, consumer electronics, and automotive applications that require reliable data storage.
Q: What is the interface used to communicate with the AT45DB642D-CU? A: The AT45DB642D-CU uses a standard SPI (Serial Peripheral Interface) for communication with the host microcontroller or system.
Q: What is the maximum operating frequency of the AT45DB642D-CU? A: The AT45DB642D-CU supports a maximum operating frequency of up to 85 MHz.
Q: Can the AT45DB642D-CU be used for both read and write operations? A: Yes, the AT45DB642D-CU supports both read and write operations, allowing data to be stored and retrieved from the flash memory.
Q: Does the AT45DB642D-CU support random access to data? A: Yes, the AT45DB642D-CU supports random access to individual bytes or pages of data, making it suitable for applications that require frequent data updates.
Q: What is the typical power supply voltage range for the AT45DB642D-CU? A: The AT45DB642D-CU operates with a power supply voltage range of 2.7V to 3.6V.
Q: Does the AT45DB642D-CU have any built-in security features? A: Yes, the AT45DB642D-CU provides hardware and software protection mechanisms like sector locking and password protection to secure data stored in the flash memory.
Q: Can the AT45DB642D-CU operate in extreme temperature conditions? A: Yes, the AT45DB642D-CU is designed to operate reliably in a wide temperature range, typically from -40°C to +85°C.
Q: Are there any development tools or software libraries available for working with the AT45DB642D-CU? A: Yes, Adesto Technologies provides development tools, documentation, and software libraries to assist developers in integrating the AT45DB642D-CU into their technical solutions.
Please note that these answers are general and may vary depending on specific implementation details and requirements.