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SP707EP from SIPEX

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SP707EP

Manufacturer: SIPEX, SP

Low Power Microprocessor Supervisory Circuits

Partnumber Manufacturer Quantity Availability
SP707EP SIPEX, SP 794 In Stock

Description and Introduction

Low Power Microprocessor Supervisory Circuits The SP707EP is a microprocessor supervisory circuit manufactured by SP (System Protection). Here are its specifications, descriptions, and features:

### **Specifications:**  
- **Supply Voltage Range:** 1.8V to 5.5V  
- **Reset Threshold Accuracy:** ±1.5%  
- **Reset Timeout Period:** Adjustable (typically 200ms)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Low Quiescent Current:** 6µA (typical)  
- **Package Options:** SOT-23, SC-70  

### **Descriptions:**  
- The SP707EP is a low-power voltage monitor designed to ensure proper system operation in microprocessor-based applications.  
- It provides a reset signal to the processor when the supply voltage falls below a preset threshold, preventing erratic behavior.  
- The device features manual reset input and watchdog timer functionality for enhanced system reliability.  

### **Features:**  
- **Precision Voltage Monitoring:** Monitors VCC and asserts reset when voltage drops below the threshold.  
- **Manual Reset Input:** Allows for external push-button reset control.  
- **Watchdog Timer:** Monitors system activity and triggers reset if software fails to operate correctly.  
- **Low-Power Operation:** Ideal for battery-powered applications.  
- **Small Form Factor:** Available in compact packages for space-constrained designs.  
- **Wide Operating Voltage Range:** Supports various logic levels from 1.8V to 5.5V.  

This information is based on the manufacturer's datasheet for the SP707EP.

Application Scenarios & Design Considerations

Low Power Microprocessor Supervisory Circuits

Alternative Part Number

  • MAX707CPA --: Pin-compatible microprocessor supervisor with the same reset and watchdog functions, widely available and a direct functional drop-in for the SP707.
  • ADM707AN --: Equivalent microprocessor supervisory circuit offering reset output and watchdog timer, suitable replacement with similar electrical characteristics.
  • TL7705ACP --: Supply voltage supervisor providing reset generation for microprocessor systems, usable alternative when watchdog is not required.
  • ICL707CPD --: Comparable supervisory IC with matching reset threshold and watchdog features, usable as an alternative when the original is unavailable.

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