+3V Voltage Monitoring, Low-Cost, µP Supervisory Circuits The MAX708SCSA+ 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:
### **Manufacturer:**
- **MAXIM (Maxim Integrated, now part of Analog Devices)**
### **Specifications:**
- **Type:** Microprocessor Supervisory Circuit
- **Package:** 8-Pin SOIC (Small Outline Integrated Circuit)
- **Operating Voltage Range:** 1.2V to 5.5V
- **Reset Threshold Options:** Adjustable or fixed (1.575V, 2.32V, 2.63V, 2.93V, 3.08V, 4.38V, 4.63V)
- **Reset Timeout Period:** 140ms (min), 200ms (typ), 280ms (max)
- **Manual Reset Input:** Active-low (MR)
- **Power-Fail Comparator:** Yes (for early warning of power failure)
- **Watchdog Timer:** Yes (1.6s timeout)
- **Operating Temperature Range:** -40°C to +85°C
### **Descriptions:**
- The MAX708SCSA+ monitors power supply voltages for microprocessors and digital systems, ensuring proper operation during power-up, power-down, and brownout conditions.
- It provides a reset signal to the μP when the supply voltage drops below a preset threshold.
- Includes a watchdog timer to detect software lockups and a manual reset input for user-initiated resets.
- The power-fail comparator allows early warning of impending power loss.
### **Features:**
- **Precision Voltage Monitoring:** Ensures reliable reset operation.
- **Adjustable or Fixed Reset Thresholds:** Multiple options for different applications.
- **Watchdog Timer:** Prevents system lockups by monitoring software execution.
- **Manual Reset Input:** Allows external reset initiation.
- **Power-Fail Comparator:** Provides early warning for power failure.
- **Low Power Consumption:** Suitable for battery-powered applications.
- **Wide Operating Voltage Range (1.2V to 5.5V):** Supports various logic levels.
This information is strictly based on the manufacturer’s datasheet and technical documentation.
