SP706CN/TR

Product Overview

• Category: Integrated Circuit
• Use: Voltage Supervisor
• Characteristics: Low Power, Precision Monitoring, Reset Output
• Package: 8-Pin SOIC (Small Outline Integrated Circuit)
• Essence: Monitors the voltage level of a power supply and provides a reset signal when the voltage falls below a certain threshold.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.6V to 6.0V
• Reset Threshold Options: 2.93V, 3.08V, 3.15V, 4.38V, 4.63V, 4.88V
• Reset Timeout Period: 140ms, 280ms, 560ms, 1120ms
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The SP706CN/TR has the following pin configuration:

1. VCC: Supply Voltage Input
2. GND: Ground
3. RESET: Reset Output
4. MR: Manual Reset Input
5. TH: Threshold Selection Input
6. CT: Capacitor Connection Terminal
7. NC: No Connect
8. NC: No Connect

Functional Features

• Monitors the supply voltage and generates a reset signal when it falls below the selected threshold.
• Provides a manual reset input for immediate system reset.
• Offers multiple threshold options to suit different voltage monitoring requirements.
• Allows the selection of reset timeout period for customized system behavior.

Advantages

• Low power consumption, suitable for battery-powered applications.
• Precise voltage monitoring ensures reliable system operation.
• Small form factor package saves board space.
• Wide operating temperature range enables usage in various environments.

Disadvantages

• Limited threshold options may not cover all voltage monitoring scenarios.
• Lack of additional features such as hysteresis or adjustable reset timeout.

Working Principles

The SP706CN/TR operates by continuously monitoring the supply voltage using an internal voltage reference. When the voltage falls below the selected threshold, the reset output is activated, indicating a power failure or low voltage condition. The reset signal remains active until the voltage rises above the threshold or a manual reset input is triggered.

Application Field Plans

The SP706CN/TR is commonly used in various electronic systems where reliable voltage monitoring and system reset functionality are required. Some application fields include:

1. Microcontroller-based Systems: Ensures proper operation and prevents data corruption during power fluctuations.
2. Industrial Control Systems: Provides reliable reset signals to maintain system integrity and prevent damage.
3. Automotive Electronics: Monitors battery voltage and triggers system reset if necessary.
4. Home Automation: Ensures stable operation of smart home devices by monitoring power supply voltage.

Alternative Models

1. MAX705CSA+: Similar voltage supervisor IC with adjustable reset timeout period.
2. ADM708ARZ: Voltage monitor with adjustable threshold and manual reset input.
3. TPS3808G01DBVR: Precision voltage supervisor with programmable delay and manual reset.

These alternative models offer similar functionality and can be considered based on specific requirements and availability.

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