DS1232SN+ - English Editing Encyclopedia Entry

Product Overview

Category

DS1232SN+ belongs to the category of integrated circuits (ICs).

Use

The DS1232SN+ is primarily used as a power-on reset circuit. It ensures that a microcontroller or other digital system starts up in a known state by generating a reset signal during power-up and voltage drops.

Characteristics

• Power-on reset circuit
• Generates reset signal during power-up and voltage drops
• Ensures microcontroller or digital system starts up in a known state

Package

The DS1232SN+ comes in a standard 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of DS1232SN+ lies in its ability to provide reliable power-on reset functionality, ensuring proper initialization of microcontrollers and digital systems.

Packaging/Quantity

The DS1232SN+ is typically packaged in reels containing 2500 units per reel.

Specifications

• Supply Voltage: 2.5V to 5.5V
• Reset Threshold Voltage: 4.55V (typical)
• Reset Timeout Period: 140ms (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VCC: Supply voltage input
2. GND: Ground reference
3. RESET: Active-low reset output
4. MR: Manual reset input
5. GND: Ground reference
6. GND: Ground reference
7. GND: Ground reference
8. VCC: Supply voltage input

Functional Features

• Power-on reset generation
• Voltage drop detection
• Manual reset capability
• Active-low reset output

Advantages and Disadvantages

Advantages

• Ensures proper initialization of microcontrollers and digital systems
• Provides reliable power-on reset functionality
• Wide operating voltage range (2.5V to 5.5V)
• Manual reset capability for system debugging and testing

Disadvantages

• Reset timeout period may not be adjustable, limiting flexibility in certain applications
• Limited pin configuration options

Working Principles

The DS1232SN+ monitors the supply voltage and generates a reset signal when the voltage drops below a predetermined threshold. This ensures that the microcontroller or digital system starts up in a known state. The reset signal remains active until the supply voltage rises above the threshold and a timeout period elapses.

Additionally, the DS1232SN+ provides a manual reset input (MR) which allows the system to be reset externally, useful for debugging and testing purposes.

Detailed Application Field Plans

The DS1232SN+ is widely used in various applications where reliable power-on reset functionality is required. Some common application fields include:

1. Microcontrollers
2. Embedded systems
3. Industrial automation
4. Automotive electronics
5. Consumer electronics

Detailed and Complete Alternative Models

1. MAX1232ESA+: Similar power-on reset circuit with adjustable reset timeout period.
2. MCP100T-315I/TT: Power-on reset circuit with additional watchdog timer functionality.
3. TPS3808G01DBVR: Ultra-low-power power-on reset circuit with programmable reset threshold.

These alternative models offer similar functionality to the DS1232SN+ and can be considered as alternatives based on specific requirements and preferences.

In conclusion, the DS1232SN+ is an integrated circuit belonging to the power-on reset circuit category. It provides reliable power-on reset functionality for microcontrollers and digital systems, ensuring proper initialization. With its wide operating voltage range and manual reset capability, it finds applications in various fields such as microcontrollers, embedded systems, industrial automation, automotive electronics, and consumer electronics.

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