Professional IC Distribution & Technical Solutions

The MIC1232MY is a microprocessor supervisory circuit manufactured by MICREL (now part of Microchip Technology). Below are its key specifications, descriptions, and features:

Specifications:

• Manufacturer: MICREL (Microchip)
• Type: Microprocessor Supervisor/Monitor
• Package: 8-pin SOIC (MY)
• Operating Voltage Range: 1.2V to 5.5V
• Reset Threshold Accuracy: ±1.5% (typical)
• Reset Timeout Period: Adjustable (external capacitor) or fixed (200ms typical)
• Manual Reset Input: Yes (active-low)
• Watchdog Timer: Programmable (1.6s default)
• Operating Temperature Range: -40°C to +85°C

Descriptions:

• The MIC1232MY is a low-power supervisory IC designed to monitor power supply voltages in microprocessor-based systems.
• It ensures proper system operation by generating a reset signal when the supply voltage falls below a preset threshold.
• Includes a watchdog timer to detect software lockups and a manual reset input for user-initiated system resets.

Features:

• Wide Voltage Range: Operates from 1.2V to 5.5V.
• Adjustable Reset Threshold: Allows customization for different voltage levels.
• Low Quiescent Current: Typically 5µA, making it suitable for battery-powered applications.
• Watchdog Timer: Prevents system crashes by monitoring software execution.
• Manual Reset Capability: Active-low MR input for external reset control.
• Small Form Factor: Available in an 8-pin SOIC package.

This IC is commonly used in embedded systems, industrial controls, and consumer electronics where reliable power monitoring is critical.

(Note: For detailed electrical characteristics and application circuits, refer to the official datasheet.)