AT49F002-12PI
Product Overview
Category: Integrated Circuit (IC)
Use: The AT49F002-12PI 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 - Fast access time - Low power consumption
Package: The AT49F002-12PI is available in a 32-pin plastic DIP (Dual In-line Package).
Essence: This IC is designed to provide reliable and secure data storage in various electronic applications.
Packaging/Quantity: The AT49F002-12PI is typically packaged in tubes or trays, with a quantity of 25 pieces per tube/tray.
Specifications
- Memory Size: 2 Megabits (256 Kbytes)
- Organization: 256K x 8 bits
- Access Time: 120 ns
- Supply Voltage: 5V ±10%
- Operating Temperature Range: -40°C to +85°C
- Erase/Program Cycle Endurance: 10,000 cycles
Pin Configuration
The AT49F002-12PI 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
- I/O4
- I/O5
- I/O6
- I/O7
- VCC
- GND
- A15
- A13
- A8
- A9
- A11
- A10
- NC
Functional Features
- High-speed data access
- Easy integration into existing systems
- Low power consumption for extended battery life
- Reliable and secure data storage
- Compatibility with various microcontrollers and processors
Advantages and Disadvantages
Advantages: - Large storage capacity - Fast access time - Low power consumption - Secure data storage
Disadvantages: - Limited erase/program cycle endurance - Relatively high cost compared to other memory options
Working Principles
The AT49F002-12PI operates based on the principle of electrically erasable programmable read-only memory (EEPROM). It uses a combination of electrical signals to store and retrieve data. The memory cells within the IC can be programmed or erased using specific voltage levels applied to the control pins.
Detailed Application Field Plans
The AT49F002-12PI is widely used in various electronic devices and systems, including: - Embedded systems - Consumer electronics - Automotive applications - Industrial control systems - Communication devices
Detailed and Complete Alternative Models
- AT49F001-12PI: 1 Megabit (128 Kbytes) PROM IC with similar specifications.
- AT49F004-12PI: 4 Megabit (512 Kbytes) PROM IC with higher storage capacity.
- AT49F008-12PI: 8 Megabit (1 Mbyte) PROM IC with even larger storage capacity.
These alternative models offer different storage capacities to suit specific application requirements.
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技術ソリューションにおける AT49F002-12PI 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 AT49F002-12PI in technical solutions:
Q: What is AT49F002-12PI? A: AT49F002-12PI is a 2-megabit (256K x 8) CMOS flash memory chip manufactured by Atmel.
Q: What are the key features of AT49F002-12PI? A: Some key features include a 12V programming voltage, fast read and write operations, low power consumption, and compatibility with various microcontrollers.
Q: How can I interface AT49F002-12PI with a microcontroller? A: AT49F002-12PI uses a standard parallel interface, so you can connect it to a microcontroller using address, data, and control lines.
Q: What is the maximum operating frequency of AT49F002-12PI? A: The maximum operating frequency is typically around 33 MHz, allowing for fast data transfer.
Q: Can AT49F002-12PI be used for code storage in embedded systems? A: Yes, AT49F002-12PI is commonly used for storing program code in embedded systems due to its non-volatile nature and fast access times.
Q: Does AT49F002-12PI support in-system programming (ISP)? A: No, AT49F002-12PI does not support in-system programming. It requires a separate programmer device for programming.
Q: What is the typical endurance of AT49F002-12PI? A: AT49F002-12PI has a typical endurance of 100,000 write/erase cycles, ensuring reliable data storage.
Q: Can AT49F002-12PI operate in harsh environments? A: Yes, AT49F002-12PI is designed to operate in a wide temperature range (-40°C to +85°C) and can withstand high levels of shock and vibration.
Q: Is AT49F002-12PI compatible with 5V systems? A: Yes, AT49F002-12PI is compatible with both 5V and 3.3V systems, making it versatile for various applications.
Q: What are some typical applications of AT49F002-12PI? A: Some common applications include firmware storage in microcontrollers, BIOS storage in computer systems, data logging, and industrial control systems.
Please note that the answers provided here are general and may vary depending on specific requirements and use cases.