MIC1232MY

Product Overview

• Category: Integrated Circuit (IC)
• Use: Reset Generator
• Characteristics:
  • Low-power consumption
  • Small package size
  • Wide operating voltage range
  • High accuracy
• Package: SOIC-8
• Essence: The MIC1232MY is a reset generator IC used to monitor the power supply voltage and generate a reset signal when the voltage falls below a certain threshold.
• Packaging/Quantity: Available in reels of 2500 units.

Specifications

• Supply Voltage Range: 1.0V to 5.5V
• Reset Threshold Voltage: 2.93V (typical)
• Reset Timeout Period: 140ms (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MIC1232MY has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. MR: Manual reset input
4. RESET: Reset output
5. GND: Ground reference
6. VCC: Power supply input
7. RESET: Reset output
8. RESET: Reset output

Functional Features

• Monitors power supply voltage and generates a reset signal when voltage drops below the threshold.
• Provides a manual reset input for immediate system reset.
• Offers a reset output that remains active until the supply voltage rises above the threshold and the timeout period elapses.
• Ensures reliable system startup and operation by preventing code execution errors during power-up.

Advantages and Disadvantages

Advantages: - Low-power consumption makes it suitable for battery-powered applications. - Small package size allows for space-efficient designs. - Wide operating voltage range enables compatibility with various systems. - High accuracy ensures precise monitoring of the power supply voltage.

Disadvantages: - Limited number of reset outputs may restrict its use in complex systems requiring multiple reset signals. - Reset timeout period may not be adjustable, limiting flexibility in certain applications.

Working Principles

The MIC1232MY operates by continuously monitoring the power supply voltage. When the voltage falls below the reset threshold, the reset output is activated, indicating a system reset. The reset output remains active until the supply voltage rises above the threshold and the reset timeout period elapses. Additionally, a manual reset input allows for an immediate system reset when required.

Detailed Application Field Plans

The MIC1232MY is commonly used in various electronic systems where reliable power supply monitoring and reset generation are critical. Some application fields include:

1. Microcontrollers: Ensures proper initialization and prevents code execution errors during power-up.
2. Embedded Systems: Provides a reliable reset signal to ensure stable operation.
3. Industrial Control Systems: Guarantees system integrity by resetting in case of power supply fluctuations.
4. Automotive Electronics: Monitors the vehicle's power supply and generates resets to prevent malfunctions.

Detailed and Complete Alternative Models

1. MAX1232: Similar functionality with adjustable reset timeout period.
2. LTC2950: Offers additional features like power supply sequencing and watchdog timer.
3. TPS3890: Provides adjustable reset threshold voltage and timeout period.

These alternative models offer similar functionalities to the MIC1232MY but may have different specifications and package options.

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