Low-Cost, uP Supervisory Circuits The MAX706EPA is a microprocessor (μP) supervisory circuit manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:
### **Specifications:**
- **Manufacturer:** Maxim Integrated (now Analog Devices)
- **Part Number:** MAX706EPA
- **Package:** 8-Pin PDIP (Plastic Dual In-Line Package)
- **Operating Voltage Range:** 1.0V to 5.5V
- **Reset Threshold Options:** Factory-set (e.g., 4.40V, 4.00V, 3.08V, etc.)
- **Reset Timeout Period:** 200ms (min)
- **Watchdog Timer Timeout:** 1.6s (typical)
- **Operating Temperature Range:** -40°C to +85°C
- **Manual Reset Input:** Active-low (MR)
- **Power-On Reset (POR) Circuitry:** Included
### **Descriptions:**
The MAX706EPA is a μP supervisory circuit designed to monitor power supply voltages in microprocessor-based systems. It provides reset signals to the μP during power-up, power-down, and brownout conditions, ensuring proper system operation. It includes a watchdog timer to detect software lockups and a manual reset input for external system control.
### **Features:**
- **Precision Voltage Monitoring:** Ensures reliable μP reset during power fluctuations.
- **Watchdog Timer:** Monitors software execution; resets μP if not toggled within 1.6s.
- **Manual Reset Input:** Allows external pushbutton reset control.
- **Low Power Consumption:** Typically 50μA supply current.
- **Power-On Reset (POR) Generation:** Guarantees reset signal upon power-up.
- **Wide Operating Voltage Range:** Supports 1.0V to 5.5V systems.
- **Industrial Temperature Range:** Operates from -40°C to +85°C.
This information is strictly based on the manufacturer's datasheet and technical documentation.
