Overview
The DS2431P+ is a 1024-bit, 1-Wire® EEPROM chip produced by Analog Devices Inc./Maxim Integrated. This device is organized into four memory pages of 256 bits each, providing a robust and efficient solution for data storage and retrieval. The DS2431P+ is designed to operate over a wide voltage range from 2.8V to 5.25V and can function in temperatures ranging from -40°C to +85°C, making it suitable for various industrial and consumer applications.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Memory Size | 1024 bits | 256 bits/page, 4 pages |
| Memory Interface | 1-Wire® | |
| Package Type | TSOC-6 | |
| Operating Voltage Range | 2.8V to 5.25V | |
| Operating Temperature Range | -40°C to +85°C | |
| Storage Temperature Range | -55°C to +125°C | |
| Communication Speed | 15.4kbps or 125kbps | |
| ESD Protection | IEC 1000-4-2 Level 4 (±8kV Contact, ±15kV Air, typ) | |
| Unique Identifier | 64-bit ROM registration number |
Key Features
- Easily add traceability and relevant information to any individual system
- 1024 bits of EEPROM memory partitioned into four pages of 256 bits each
- Individual memory pages can be permanently write protected or put in EPROM-emulation mode (write to 0)
- Switchpoint hysteresis and filtering to optimize performance in the presence of noise
- Minimalist 1-Wire interface lowers cost and interface complexity
- IEC 1000-4-2 Level 4 ESD protection (±8kV Contact, ±15kV Air, typ)
- Reads and writes over a wide voltage range from 2.8V to 5.25V from -40°C to +85°C
- Communicates to host with a single digital signal at 15.4kbps or 125kbps
Applications
- Accessory/PC Board Identification
- After-Market Management of Consumables
- Analog Sensor Calibration Including IEEE P1451.4 Smart Sensors
- Ink and Toner Print Cartridge Identification
- Medical Sensor Calibration Data Storage
Q & A
- What is the memory organization of the DS2431P+?
The DS2431P+ is organized into four memory pages of 256 bits each, totaling 1024 bits of EEPROM memory.
- What is the operating voltage range of the DS2431P+?
The DS2431P+ operates over a voltage range from 2.8V to 5.25V.
- What is the communication speed of the DS2431P+?
The DS2431P+ communicates at speeds of 15.4kbps or 125kbps.
- Does the DS2431P+ have ESD protection?
- Can the memory pages of the DS2431P+ be write protected?
- What is the unique identifier for each DS2431P+ device?
- What are some common applications of the DS2431P+?
- What is the package type of the DS2431P+?
- What is the operating temperature range of the DS2431P+?
- How does the DS2431P+ communicate with the host?
