DS1232LPS

Product Overview

• Category: Integrated Circuit (IC)
• Use: Reset Monitor
• Characteristics: Low Power, Precision Voltage Monitoring
• Package: 8-Pin SOIC (Small Outline Integrated Circuit)
• Essence: Ensures reliable system reset during power-up and power-down
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Reset Threshold Voltage: 4.63V (typical)
• Reset Timeout Period: 140ms (typical)
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 10µA (typical)

Detailed Pin Configuration

The DS1232LPS has the following pin configuration:

1. VCC: Supply Voltage Input
2. GND: Ground
3. RESET: Active-Low Reset Output
4. MR: Manual Reset Input
5. GND: Ground
6. GND: Ground
7. GND: Ground
8. VCC: Supply Voltage Input

Functional Features

• Monitors supply voltage and asserts reset when it falls below the threshold
• Provides a debounced active-low reset output
• Allows manual reset through the MR pin
• Low quiescent current for power-sensitive applications
• Precision voltage monitoring ensures accurate reset timing

Advantages and Disadvantages

Advantages: - Low power consumption - Precise voltage monitoring - Small form factor package - Easy integration into existing designs - Reliable reset functionality

Disadvantages: - Limited operating temperature range (-40°C to +85°C) - Single reset threshold voltage may not suit all applications

Working Principles

The DS1232LPS is designed to monitor the supply voltage of a system. When the voltage falls below the reset threshold, the IC asserts an active-low reset signal. This ensures that the system remains in a known state during power-up and power-down events. The reset output remains asserted until the supply voltage rises above the threshold and the reset timeout period elapses.

Detailed Application Field Plans

The DS1232LPS can be used in various applications where reliable reset functionality is required. Some potential application fields include:

1. Microcontrollers and Microprocessors
2. Embedded Systems
3. Industrial Control Systems
4. Communication Equipment
5. Automotive Electronics
6. Medical Devices

Detailed and Complete Alternative Models

• DS1232LP: Similar specifications, but with a different package (16-Pin SOIC)
• MAX1232: Equivalent functionality, but from a different manufacturer (Maxim Integrated)
• MCP102: Low Power Voltage Detector with similar features, but different pin configuration

Note: Please refer to the respective datasheets for detailed specifications and pin configurations of the alternative models.

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