DS2401P

Product Overview

Category: Integrated Circuit
Use: Identification and Authentication
Characteristics: Unique Serial Number, Low Power Consumption
Package: DIP (Dual In-line Package)
Essence: Silicon Chip
Packaging/Quantity: Tray, 100 pieces per tray

Specifications

Operating Voltage: 2.8V to 6.0V
Operating Temperature Range: -40°C to +85°C
Serial Number Length: 64 bits
Read-only Memory (ROM) Capacity: 1024 bits
Data Retention: Minimum 10 years
Maximum Clock Frequency: 15 MHz

Detailed Pin Configuration

The DS2401P has a total of 6 pins:

VCC: Power Supply Input
GND: Ground
DQ: Data Input/Output
NC: No Connection
NC: No Connection
NC: No Connection

Functional Features

Unique Serial Number: Each DS2401P has a globally unique 64-bit serial number, allowing for easy identification and authentication.
Low Power Consumption: The DS2401P operates with low power consumption, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - High level of security due to the unique serial number - Easy integration into existing systems - Low power consumption

Disadvantages: - Read-only memory limits the flexibility of data storage - Limited clock frequency compared to some alternative models

Working Principles

The DS2401P utilizes a one-wire interface protocol, which enables communication with a microcontroller using only a single data line. It operates by providing a unique serial number when queried by the host device. The DS2401P does not require an external power supply as it draws power from the data line.

Detailed Application Field Plans

The DS2401P finds applications in various fields, including:

Asset Tracking: The unique serial number allows for easy identification and tracking of assets.
Access Control: The DS2401P can be used for authentication purposes in access control systems.
Product Authentication: It can be employed to verify the authenticity of products, preventing counterfeiting.

Detailed and Complete Alternative Models

DS2401: Similar to DS2401P but in a TO-92 package.
DS2402: Provides additional memory capacity compared to DS2401P.
DS28E01: Offers extended features such as cryptographic functions.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací DS2401P v technických řešeních

Sure! Here are 10 common questions and answers related to the application of DS2401P in technical solutions:

Q1: What is DS2401P? A1: DS2401P is a unique silicon serial number chip manufactured by Maxim Integrated. It provides a guaranteed unique 64-bit serial number that can be used for identification purposes.

Q2: How is DS2401P typically used in technical solutions? A2: DS2401P is commonly used in applications where unique identification or authentication is required, such as in electronic devices, industrial automation systems, or security systems.

Q3: Can DS2401P be used for encryption or secure communication? A3: No, DS2401P is not designed for encryption or secure communication. Its primary purpose is to provide a unique identifier rather than ensuring data security.

Q4: How is DS2401P connected to a microcontroller or system? A4: DS2401P uses a single-wire interface (1-Wire protocol) for communication. It requires only one data line and a ground connection to interface with a microcontroller or system.

Q5: Can multiple DS2401P chips be connected to the same bus? A5: Yes, multiple DS2401P chips can be connected to the same 1-Wire bus. Each chip will have its own unique 64-bit serial number.

Q6: Is DS2401P compatible with different voltage levels? A6: Yes, DS2401P operates over a wide voltage range, typically from 2.8V to 5.25V, making it compatible with various microcontrollers and systems.

Q7: Can DS2401P be programmed or modified? A7: No, DS2401P's unique serial number is factory-programmed and cannot be modified or reprogrammed.

Q8: What is the maximum distance between DS2401P and the microcontroller? A8: The maximum distance between DS2401P and the microcontroller depends on factors like cable length and environmental conditions. However, it can typically operate reliably up to 100 meters.

Q9: Can DS2401P withstand harsh environmental conditions? A9: DS2401P has a wide operating temperature range (-40°C to +85°C) and is designed to withstand harsh environmental conditions, making it suitable for various industrial applications.

Q10: Are there any software libraries or APIs available for interfacing with DS2401P? A10: Yes, Maxim Integrated provides software libraries and APIs that facilitate easy integration of DS2401P into different programming environments, such as C/C++, Python, or Arduino.

Please note that these answers are general and may vary depending on specific implementation details or requirements.