Low-Cost, uP Supervisory Circuits The MAX707EPA is a microprocessor (μP) supervisory circuit manufactured by Maxim Integrated. Below are its specifications, descriptions, and features:
### **Specifications:**
- **Manufacturer:** Maxim Integrated
- **Type:** Microprocessor Supervisory Circuit
- **Package:** 8-Pin PDIP (Plastic Dual In-Line Package)
- **Operating Voltage Range:** 1.2V to 5.5V
- **Reset Threshold Options:** Adjustable or Fixed (4.65V, 4.40V, 4.00V, 3.08V, 2.93V, 2.63V)
- **Reset Timeout Period:** 200ms (min)
- **Operating Temperature Range:** -40°C to +85°C
- **Manual Reset Input:** Yes (Active-Low)
- **Watchdog Timer:** Yes (1.6s timeout)
- **Power-On Reset (POR):** Yes
- **Low-Power Consumption:** 35μA (typical)
### **Descriptions:**
The MAX707EPA monitors power supply voltages in microprocessor-based systems to ensure proper operation. It provides a reset signal to the μP during power-up, power-down, or brownout conditions. The watchdog timer resets the system if the μP fails to toggle the watchdog input within a set time. The manual reset input allows for external system resets.
### **Features:**
1. **Precision Voltage Monitoring:** Ensures reliable reset operation.
2. **Adjustable or Fixed Thresholds:** Multiple reset voltage options.
3. **Watchdog Timer:** Prevents system lockup.
4. **Manual Reset Input:** Allows user-initiated reset.
5. **Low Power Consumption:** Suitable for battery-powered applications.
6. **Wide Operating Voltage Range:** Supports 1.2V to 5.5V systems.
7. **Power-On Reset (POR):** Guarantees reset at power-up.
This information is based solely on the manufacturer's datasheet.
