Overview
The TL7702AID is a single-channel voltage supervisor integrated circuit (IC) designed by Texas Instruments. It is specifically intended for use as a reset controller in microcomputer and microprocessor systems. This device monitors the supply voltage for undervoltage conditions and generates a reset signal when the voltage drops below a certain threshold. The TL7702AID is packaged in an 8-pin SOIC (D) package, making it suitable for surface-mount technology (SMT) and occupying minimal board space.
Key Specifications
| Parameter | Value |
|---|---|
| Package | SOIC (D) with 8 pins |
| Operating Temperature Range (°C) | -40 to 85 |
| Supply Voltage Range | Wide supply-voltage range |
| Reset Threshold Voltage | Approaching 3.6 V |
| Reset Time Delay | Externally adjustable pulse duration |
| Package Quantity | Carrier 75 (TUBE), Carrier 2,500 (LARGE T&R) |
Key Features
- Power-On Reset Generator
- Automatic Reset Generation After Voltage Drop
- Wide Supply-Voltage Range
- Precision Voltage Sensor
- Temperature-Compensated Voltage Reference
- Externally Adjustable Pulse Duration
Applications
The TL7702AID is versatile and can be used in a variety of applications, including microcomputer and microprocessor systems, logic systems, and any system that requires a controlled start-up and protection from voltage fluctuations. It is particularly useful in scenarios where reliable reset functionality is crucial.
Q & A
- What is the primary function of the TL7702AID?
The primary function of the TL7702AID is to monitor the supply voltage and generate a reset signal when the voltage drops below a certain threshold or during power-up.
- In what package is the TL7702AID available?
The TL7702AID is available in an 8-pin SOIC (D) package.
- What is the operating temperature range of the TL7702AID?
The operating temperature range of the TL7702AID is -40 to 85°C.
- Can the reset time delay be adjusted?
- What type of technology is used for mounting the TL7702AID?
The TL7702AID is mounted using Surface-Mount Technology (SMT).
- What are some key features of the TL7702AID?
Key features include Power-On Reset Generator, Automatic Reset Generation After Voltage Drop, Wide Supply-Voltage Range, Precision Voltage Sensor, Temperature-Compensated Voltage Reference, and Externally Adjustable Pulse Duration.
- In which types of systems is the TL7702AID typically used?
The TL7702AID is typically used in microcomputer and microprocessor systems, as well as in logic systems that require controlled start-up and protection from voltage fluctuations.
- How does the TL7702AID handle undervoltage conditions?
During normal operation, if an undervoltage condition occurs, the RESET output becomes active (low), and when the voltage returns to a safe level, the RESET output goes inactive (high) after a time delay.
- What resources are available for integrating the TL7702AID into projects?
Texas Instruments provides extensive support and resources, including datasheets, application notes, and design tools to facilitate the integration of the TL7702AID into various projects.
- Why is the TL7702AID important in system design?
The TL7702AID is important because it ensures reliable reset functionality, protecting the system from voltage fluctuations and ensuring a controlled start-up.
