ADM1232ARNZ-REEL7

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor and Reset Generator
• Characteristics: Low Power, Precision Monitoring, Programmable Reset Time Delay
• Package: 8-Lead SOIC (Small Outline Integrated Circuit)
• Essence: Monitors the voltage level of a system and generates a reset signal when the voltage falls below a specified threshold.
• Packaging/Quantity: Available in reels of 2500 units.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage Options: 2.32V, 2.93V, 4.38V, or Adjustable
• Reset Timeout Period Options: 140ms, 450ms, 1.12s, or Adjustable
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

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

Functional Features

• Monitors the supply voltage and asserts the reset signal when it drops below the specified threshold.
• Provides a programmable reset time delay to ensure stable operation during power-up or voltage fluctuations.
• Offers a manual reset input for immediate system reset.
• Multiple reset outputs allow for flexibility in system design.

Advantages

• Low power consumption makes it suitable for battery-powered applications.
• Precision monitoring ensures accurate detection of voltage levels.
• Programmable reset time delay accommodates different system requirements.
• Small package size saves board space.

Disadvantages

• Limited number of available reset threshold voltage options.
• Lack of adjustable reset timeout period in some versions.
• Not suitable for high-voltage applications.

Working Principles

The ADM1232ARNZ-REEL7 monitors the supply voltage using an internal voltage reference and comparator. When the voltage falls below the set threshold, the reset signal is asserted. The reset time delay is controlled by an internal timer. The manual reset input allows for immediate system reset when triggered.

Detailed Application Field Plans

1. Battery-Powered Devices: The ADM1232ARNZ-REEL7 can be used in portable electronic devices to monitor the battery voltage and initiate a reset if it drops below a critical level.
2. Industrial Control Systems: It can be employed in industrial control systems to ensure proper operation by monitoring the power supply voltage and generating a reset signal if necessary.
3. Automotive Electronics: The IC can be utilized in automotive electronics to monitor the vehicle's electrical system and trigger a reset in case of voltage fluctuations or power loss.

Detailed and Complete Alternative Models

1. MAX1232ESA+: Similar functionality with adjustable reset timeout period.
2. LTC2937IDD#PBF: Offers more reset threshold voltage options and adjustable reset timeout period.
3. TPS3808G01DBVR: Provides adjustable reset timeout period and additional features like watchdog timer and power-on reset.

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