AT24C02N-10SC
Product Overview
Category
AT24C02N-10SC belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.
Use
The AT24C02N-10SC chip is primarily used for non-volatile data storage in various electronic devices. It allows for easy reading and writing of data even when power is removed.
Characteristics
- Non-volatile: The stored data remains intact even when power is disconnected.
- Electrically erasable: Data can be erased and reprogrammed electronically, without requiring physical removal.
- High storage capacity: The AT24C02N-10SC chip has a storage capacity of 2 kilobits (256 bytes).
- Low power consumption: The chip operates on low power, making it suitable for battery-powered devices.
- Wide operating voltage range: It can operate within a voltage range of 1.8V to 5.5V.
Package
The AT24C02N-10SC chip is available in an 8-pin small outline integrated circuit (SOIC) package.
Essence
The essence of the AT24C02N-10SC chip lies in its ability to store and retrieve data reliably, even in the absence of power.
Packaging/Quantity
The AT24C02N-10SC chip is typically packaged in reels or tubes, with quantities varying based on customer requirements.
Specifications
- Storage Capacity: 2 kilobits (256 bytes)
- Operating Voltage Range: 1.8V to 5.5V
- Maximum Clock Frequency: 400 kHz
- Write Cycle Time: 5 ms (maximum)
- Data Retention: 100 years (minimum)
Detailed Pin Configuration
The AT24C02N-10SC chip has the following pin configuration:
- A0: Address Input
- A1: Address Input
- A2: Address Input
- GND: Ground
- SDA: Serial Data Input/Output
- SCL: Serial Clock Input
- WP: Write Protect
- VCC: Power Supply
Functional Features
The AT24C02N-10SC chip offers the following functional features:
- Random access: Allows for reading and writing data at any memory location.
- Sequential read: Supports sequential reading of multiple memory locations.
- Write protection: The WP pin can be used to protect the stored data from accidental modification.
- Hardware write protection: The chip provides a hardware-based write protection mechanism.
Advantages and Disadvantages
Advantages
- Non-volatile storage ensures data integrity even during power loss.
- Electrically erasable and reprogrammable, eliminating the need for physical removal.
- Low power consumption makes it suitable for battery-powered devices.
- Wide operating voltage range allows for compatibility with various systems.
Disadvantages
- Limited storage capacity compared to other EEPROM chips.
- Relatively slower write cycle time compared to some alternatives.
Working Principles
The AT24C02N-10SC chip utilizes a combination of floating gate transistors and electrically isolated gates to store and retrieve data. When data is written, charges are trapped in the floating gate, altering the transistor's behavior. During read operations, the transistor's behavior is determined by the presence or absence of charges in the floating gate.
Detailed Application Field Plans
The AT24C02N-10SC chip finds applications in various electronic devices, including but not limited to: - Consumer electronics - Automotive systems - Industrial control systems - Medical devices - Communication equipment
Detailed and Complete Alternative Models
Some alternative models to the AT24C02N-10SC chip include: - AT24C01A - AT24C04 - AT24C08 - AT24C16
These alternative models offer different storage capacities and may have varying specifications, but they serve similar purposes in non-volatile data storage.
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技術ソリューションにおける AT24C02N-10SC 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 AT24C02N-10SC in technical solutions:
Q: What is AT24C02N-10SC? A: AT24C02N-10SC is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chip with a capacity of 2 kilobits (256 bytes) and operates at a voltage range of 1.7V to 5.5V.
Q: What are some common applications of AT24C02N-10SC? A: AT24C02N-10SC is commonly used in various electronic devices such as smart cards, industrial control systems, medical equipment, automotive electronics, and consumer electronics.
Q: How does AT24C02N-10SC communicate with a microcontroller or other devices? A: AT24C02N-10SC uses the I2C (Inter-Integrated Circuit) protocol for communication, which allows it to interface with microcontrollers and other devices using only two wires - SDA (Serial Data) and SCL (Serial Clock).
Q: What is the maximum operating frequency of AT24C02N-10SC? A: The maximum operating frequency of AT24C02N-10SC is 400 kHz.
Q: Can AT24C02N-10SC be easily soldered onto a PCB (Printed Circuit Board)? A: Yes, AT24C02N-10SC comes in an industry-standard 8-pin SOIC (Small Outline Integrated Circuit) package, which can be easily soldered onto a PCB.
Q: Is AT24C02N-10SC capable of storing data even when power is disconnected? A: Yes, AT24C02N-10SC is non-volatile memory, meaning it can retain data even when power is disconnected.
Q: What is the endurance of AT24C02N-10SC? A: AT24C02N-10SC has an endurance rating of 1 million write cycles, which means it can be written to and erased up to 1 million times before it may start to degrade.
Q: Can AT24C02N-10SC operate in extreme temperature conditions? A: Yes, AT24C02N-10SC has an extended temperature range of -40°C to +85°C, making it suitable for applications that require operation in harsh environments.
Q: Does AT24C02N-10SC have any built-in security features? A: No, AT24C02N-10SC does not have built-in security features. If security is required, additional measures need to be implemented at the system level.
Q: Are there any limitations or considerations when using AT24C02N-10SC in a technical solution? A: Some considerations include the limited storage capacity (256 bytes), the need for proper handling to prevent electrostatic discharge (ESD) damage, and the requirement to follow the datasheet guidelines for proper voltage levels and timing during read/write operations.