規格
| 屬性 | 價值 |
| Package / Case | Tube |
| Part Status | Obsolete |
| Memory Type | Non-Volatile |
| Memory Format | EEPROM |
| Technology | EEPROM |
| Memory Size | 256b (32 x 8) |
| Memory Interface | 1-Wire® |
| Access Time | 15 µs |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The DS2430AP is a specialized 1-Wire EEPROM memory chip designed by Maxim Integrated, often used in applications requiring secure and compact data storage solutions. This chip features 256 bits of EEPROM organized as 32 bytes, with an additional unique 48-bit serial number and an 8-bit CRC (Cyclic Redundancy Check) for identity verification. The 1-Wire interface allows for communication over a single data line, simplifying connections and reducing the need for additional wiring, which is ideal for embedded systems.
The DS2430AP is commonly used in applications such as electronic identification, authentication, and calibration where small amounts of data need to be stored and later retrieved securely. Its robust design ensures reliable operation in various environments, making it suitable for industrial, consumer, and medical devices. The device draws power directly from the data line, eliminating the need for an external power supply, which further simplifies its integration into complex systems. Overall, the DS2430AP is a versatile and efficient solution for secure data storage in constrained environments.
The DS2430AP is commonly used in applications such as electronic identification, authentication, and calibration where small amounts of data need to be stored and later retrieved securely. Its robust design ensures reliable operation in various environments, making it suitable for industrial, consumer, and medical devices. The device draws power directly from the data line, eliminating the need for an external power supply, which further simplifies its integration into complex systems. Overall, the DS2430AP is a versatile and efficient solution for secure data storage in constrained environments.
Equivalent
The DS2430AP is a 1Kb EEPROM with a unique 64-bit ROM identification number. Equivalent products offering similar functionality include the Maxim Integrated DS2431, Microchip's Atmel AT24C01, and STMicroelectronics' M24C01. Be sure to compare specific features and compatibility, such as communication protocols and memory organization, to ensure they meet your design requirements. Always refer to the datasheets for precise specifications and compatibility.
Features
The DS2430AP is a 1-Wire EEPROM chip designed by Maxim Integrated. Its key features include:
1. Memory Capacity: The chip offers 256 bits (32 bytes) of EEPROM memory, which is organized as a single data page.
2. 1-Wire Interface: It uses a single data line for communication and power, simplifying wiring and reducing the number of pins needed.
3. Unique ROM ID: Each chip has a 64-bit unique ROM code, allowing for unique identification in a network of devices.
4. Data Protection: The memory is protected with a 16-bit cyclic redundancy check (CRC) to ensure data integrity during communication.
5. Wide Operating Range: It operates over a temperature range of -40°C to +85°C.
6. Low Power Consumption: Designed for low power applications, the DS2430AP consumes minimal power when in idle mode.
7. Durability: It is designed to be robust and reliable, suitable for various industrial applications.
These features make the DS2430AP ideal for applications requiring unique identification and low-capacity data storage, such as inventory management and security systems.
1. Memory Capacity: The chip offers 256 bits (32 bytes) of EEPROM memory, which is organized as a single data page.
2. 1-Wire Interface: It uses a single data line for communication and power, simplifying wiring and reducing the number of pins needed.
3. Unique ROM ID: Each chip has a 64-bit unique ROM code, allowing for unique identification in a network of devices.
4. Data Protection: The memory is protected with a 16-bit cyclic redundancy check (CRC) to ensure data integrity during communication.
5. Wide Operating Range: It operates over a temperature range of -40°C to +85°C.
6. Low Power Consumption: Designed for low power applications, the DS2430AP consumes minimal power when in idle mode.
7. Durability: It is designed to be robust and reliable, suitable for various industrial applications.
These features make the DS2430AP ideal for applications requiring unique identification and low-capacity data storage, such as inventory management and security systems.
Pinout
The DS2430A is a 1-Wire EEPROM device with a unique 64-bit ROM ID and a 256-bit (32-byte) EEPROM memory. It comes in a 3-pin package. The pin functions are as follows:
1. DQ (Data Input/Output): This pin is used for communication. It serves as the data input/output line for the 1-Wire protocol, allowing both data transfer and power to be delivered through a single wire.
2. GND (Ground): The ground reference for the device. It is used to complete the circuit.
3. NC (No Connect): This pin is not internally connected in the device. It is typically used for mechanical support and does not perform any functional role in the operation of the EEPROM.
The DS2430A is often used in applications requiring low-cost, small-footprint memory solutions, such as storing calibration data or configuration settings in electronic systems.
1. DQ (Data Input/Output): This pin is used for communication. It serves as the data input/output line for the 1-Wire protocol, allowing both data transfer and power to be delivered through a single wire.
2. GND (Ground): The ground reference for the device. It is used to complete the circuit.
3. NC (No Connect): This pin is not internally connected in the device. It is typically used for mechanical support and does not perform any functional role in the operation of the EEPROM.
The DS2430A is often used in applications requiring low-cost, small-footprint memory solutions, such as storing calibration data or configuration settings in electronic systems.
Manufacturer
The DS2430AP is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. (ADI) following their merger in 2021. Maxim Integrated was known for designing and manufacturing analog and mixed-signal integrated circuits. As part of Analog Devices, the company operates in the semiconductor industry, providing a wide range of products and solutions used in various applications, including industrial, automotive, communications, consumer electronics, and healthcare. Analog Devices is noted for its expertise in high-performance analog technology and digital signal processing, making it a key player in the development of cutting-edge semiconductor technologies.
Application
The DS2430AP is a 1-Wire EEPROM memory chip used primarily for identification and authentication purposes. Key application areas include:
1. Inventory Management: Used for tagging and tracking assets due to its unique 64-bit registration number.
2. Access Control: Provides secure entry systems by storing and transmitting access credentials.
3. System Configuration: Stores configuration data for consumer electronics and industrial equipment.
4. Maintenance Logs: Records operational data or maintenance history in devices.
5. Calibration Data Storage: Retains calibration settings for sensors and measurement devices.
6. Product Authentication: Ensures authenticity of consumables or peripherals by verifying stored data.
These applications leverage its small size, low power requirement, and robust data integrity.
1. Inventory Management: Used for tagging and tracking assets due to its unique 64-bit registration number.
2. Access Control: Provides secure entry systems by storing and transmitting access credentials.
3. System Configuration: Stores configuration data for consumer electronics and industrial equipment.
4. Maintenance Logs: Records operational data or maintenance history in devices.
5. Calibration Data Storage: Retains calibration settings for sensors and measurement devices.
6. Product Authentication: Ensures authenticity of consumables or peripherals by verifying stored data.
These applications leverage its small size, low power requirement, and robust data integrity.
Package
The DS2430AP is a 1-Wire EEPROM device packaged in a TO-92 form factor. This package type is a small, three-lead, through-hole component commonly used for sensors and small electronic components, providing ease of handling and soldering.
