AT49LV002T-70PI
Product Overview
Category: Integrated Circuit (IC)
Use: The AT49LV002T-70PI is a programmable read-only memory (PROM) IC. It is commonly used for storing non-volatile data in electronic devices.
Characteristics: - Non-volatile memory - High storage capacity - Low power consumption - Fast access time - Reliable and durable
Package: The AT49LV002T-70PI is available in a 32-pin plastic DIP (Dual In-line Package) or PLCC (Plastic Leaded Chip Carrier) package.
Essence: This IC is designed to provide reliable and secure data storage in various electronic devices, such as microcontrollers, embedded systems, and consumer electronics.
Packaging/Quantity: The AT49LV002T-70PI is typically sold in reels or tubes, with a quantity of 1000 units per reel/tube.
Specifications
- Memory Type: Programmable Read-Only Memory (PROM)
- Capacity: 2 Megabits (256 Kilobytes)
- Access Time: 70 nanoseconds
- Operating Voltage: 5V
- Temperature Range: -40°C to +85°C
- Interface: Parallel
Detailed Pin Configuration
The AT49LV002T-70PI has a total of 32 pins. Here is the detailed pin configuration:
- A16
- A14
- A12
- A7
- A6
- A5
- A4
- A3
- A2
- A1
- A0
- VPP
- OE#
- CE#
- WE#
- I/O0
- I/O1
- I/O2
- I/O3
- VCC
- GND
- I/O4
- I/O5
- I/O6
- I/O7
- A8
- A9
- A11
- A13
- NC
- A15
- A10
Functional Features
- High-speed data access
- Low power consumption during standby mode
- Easy programming and erasing of memory
- Reliable data retention even in harsh environments
- Built-in protection against accidental write operations
Advantages and Disadvantages
Advantages: - Large storage capacity - Fast access time - Low power consumption - Durable and reliable - Easy to program and erase
Disadvantages: - Limited rewrite capability compared to other memory types - Higher cost per bit compared to some alternatives
Working Principles
The AT49LV002T-70PI operates based on the principles of PROM technology. It uses a grid of transistors to store data as binary information. The stored data can be accessed by sending specific address signals to the IC, which then retrieves the corresponding data from the memory cells.
Detailed Application Field Plans
The AT49LV002T-70PI is widely used in various applications, including: 1. Microcontrollers 2. Embedded systems 3. Consumer electronics 4. Automotive electronics 5. Industrial control systems
Its high storage capacity, fast access time, and reliability make it suitable for storing firmware, configuration data, and other non-volatile information in these applications.
Detailed and Complete Alternative Models
Some alternative models to the AT49LV002T-70PI include: 1. AT49BV002T-70PI 2. AM29LV002T-70PI 3. SST39VF020-70-4C-PH
These models offer similar functionality and specifications, providing options for designers and manufacturers based on their specific requirements.
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技術ソリューションにおける AT49LV002T-70PI の適用に関連する 10 件の一般的な質問と回答をリストします。
Sure! Here are 10 common questions and answers related to the application of AT49LV002T-70PI in technical solutions:
Q: What is the AT49LV002T-70PI? A: The AT49LV002T-70PI is a 2-megabit (256K x 8) low-voltage flash memory chip manufactured by Atmel.
Q: What is the operating voltage range for the AT49LV002T-70PI? A: The AT49LV002T-70PI operates within a voltage range of 2.7V to 3.6V.
Q: What is the maximum clock frequency supported by the AT49LV002T-70PI? A: The AT49LV002T-70PI supports a maximum clock frequency of 70 MHz.
Q: Can the AT49LV002T-70PI be used as a boot device in embedded systems? A: Yes, the AT49LV002T-70PI can be used as a boot device in various embedded systems.
Q: What is the typical programming time for the AT49LV002T-70PI? A: The typical programming time for the AT49LV002T-70PI is around 10 milliseconds per byte.
Q: Does the AT49LV002T-70PI support in-system programming (ISP)? A: Yes, the AT49LV002T-70PI supports in-system programming, allowing for easy firmware updates.
Q: What is the endurance rating of the AT49LV002T-70PI? A: The AT49LV002T-70PI has an endurance rating of at least 100,000 program/erase cycles.
Q: Can the AT49LV002T-70PI operate in harsh environments? A: Yes, the AT49LV002T-70PI is designed to operate in a wide temperature range (-40°C to +85°C) and can withstand high levels of shock and vibration.
Q: What interface does the AT49LV002T-70PI use for communication? A: The AT49LV002T-70PI uses a standard 8-bit parallel interface for communication with the host system.
Q: Are there any specific precautions to consider when using the AT49LV002T-70PI? A: It is important to follow the recommended operating conditions, such as voltage levels and timing specifications, provided in the datasheet to ensure proper functionality and reliability of the AT49LV002T-70PI.