TL7759CP

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Precision, Low Power Consumption
• Package: PDIP (Plastic Dual In-Line Package)
• Essence: Monolithic CMOS Circuitry
• Packaging/Quantity: Tube/50 pieces per tube

Specifications

• Supply Voltage Range: 2.7V to 18V
• Threshold Voltage Options: 4.55V, 4.65V, 4.75V, 4.85V, 4.95V, 5.05V, 5.15V, 5.25V
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active-Low, Open-Drain
• Reset Timeout Period: Adjustable (1.6ms to 640ms)

Detailed Pin Configuration

The TL7759CP IC has the following pin configuration:

1. GND: Ground
2. VCC: Supply Voltage
3. MR: Manual Reset Input
4. RESET: Active-Low Reset Output

Functional Features

• Precision voltage monitoring and reset generation
• Low power consumption
• Adjustable reset timeout period
• Wide supply voltage range for versatile applications
• Active-low, open-drain reset output for easy interfacing with other devices

Advantages and Disadvantages

Advantages

• High precision in voltage monitoring ensures reliable system operation.
• Low power consumption helps conserve energy and extend battery life.
• Adjustable reset timeout period allows flexibility in system design.
• Wide supply voltage range enables compatibility with various power sources.
• Active-low, open-drain reset output simplifies integration with other components.

Disadvantages

• Limited threshold voltage options may not cater to all specific requirements.
• PDIP package may not be suitable for space-constrained applications.

Working Principles

The TL7759CP is designed to monitor the supply voltage of a system and generate a reset signal when the voltage falls below a certain threshold. It operates based on a precision voltage comparator that compares the monitored voltage with an internally set reference voltage. When the monitored voltage drops below the threshold, the reset output is activated, indicating a power failure or low voltage condition.

Detailed Application Field Plans

The TL7759CP is commonly used in various electronic systems where reliable voltage monitoring and reset generation are critical. Some typical application fields include:

1. Microcontrollers and microprocessors
2. Embedded systems
3. Industrial control systems
4. Power management circuits
5. Automotive electronics
6. Battery-powered devices

Detailed and Complete Alternative Models

• TL7757: Similar functionality but with different threshold voltage options (2.55V to 5.25V)
• TL77571: Enhanced version with adjustable reset timeout period and watchdog timer feature
• TL7700: Basic voltage supervisor with fixed threshold voltage (4.55V)

These alternative models offer similar voltage monitoring and reset generation capabilities, catering to different voltage requirements and additional features.

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