Low-Cost, µP Supervisory Circuits The MAX708ESAT is a microprocessor (μP) supervisory circuit manufactured by Maxim Integrated. Below are its specifications, descriptions, and features based on factual information:
### **Specifications:**
- **Manufacturer:** Maxim Integrated
- **Type:** Microprocessor (μP) 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), 280ms (typ)
- **Operating Temperature Range:** -40°C to +85°C
- **Manual Reset Input:** Active-low (MR)
- **Power-Fail Comparator:** Monitors an auxiliary voltage
### **Descriptions:**
The MAX708ESAT is designed to monitor power supply voltages in microprocessor-based systems. It provides a reset signal to the μP during power-up, power-down, or brownout conditions, ensuring proper system operation. It includes a manual reset input (MR) for user-initiated resets and a power-fail comparator for early warning of power failure.
### **Features:**
- **Precision Voltage Monitoring:** Ensures reliable reset operation.
- **Manual Reset Input:** Allows for external reset control.
- **Power-Fail Comparator:** Provides early warning for power loss.
- **Low Power Consumption:** Typically 50μA supply current.
- **Guaranteed Reset Valid Down to VCC = 1V:** Ensures reset assertion even at low voltages.
- **No External Components Required:** Simplifies circuit design.
- **Available in Multiple Threshold Voltages:** Supports various system requirements.
This information is based on the manufacturer's datasheet and technical documentation.
