Overview
The TL7702AID1013TRA is a monolithic supply voltage supervisor IC designed by STMicroelectronics. It is specifically intended for use as a reset controller in microcomputer and microprocessor systems. This IC ensures the proper operation of the system during power-up, operation, and power-down by monitoring the supply voltage and generating reset signals when the voltage drops below a specified threshold. The TL7702AID1013TRA is known for its reliability and is used in various applications where voltage supervision is critical to prevent system malfunctions and data loss.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Supply Voltage (VS) | 3.6 | - | 18 | V |
| Input Voltage Range at RESIN | -0.3 | - | 20 | V |
| High-level Output Voltage at RESET | - | 1.5 | - | V |
| Low-level Output Voltage at RESET | - | 0.4 | - | V |
| Reference Voltage (Vref) | 2.48 | 2.53 | 2.58 | V |
| Threshold Voltage at SENSE Input | 2.45 | 2.53 | 2.58 | V |
| Operating Free-air Temperature Range | -25 | - | 85 | °C |
| Storage Temperature Range | -65 | - | 150 | °C |
| High-level Output Current at RESET | -16 | - | - | mA |
| Low-level Output Current at RESET | 16 | - | - | mA |
| Supply Current (IS) | 1.8 | - | 3.3 | mA |
Key Features
- Power-on reset generator and automatic reset generation after voltage drop.
- Wide supply voltage range from 3.6V to 18V.
- Precision voltage sensor and temperature-compensated voltage reference.
- True and complement reset outputs.
- Externally adjustable pulse width using an external capacitor.
- High-level and low-level output currents at RESET.
- Operating temperature range from -25°C to 85°C (TL77XXAI) and 0°C to 70°C (TL77XXAC).
- Lead-free and RoHS compliant.
Applications
The TL7702AID1013TRA is versatile and can be used in a variety of applications where voltage supervision is critical. Some common use cases include:
- Microprocessor and microcomputer systems.
- Consumer electronics.
- Mission-critical industrial applications.
- Any system requiring reliable voltage monitoring to prevent malfunctions and data loss.
Q & A
- What is the primary function of the TL7702AID1013TRA?
The primary function of the TL7702AID1013TRA is to act as a supply voltage supervisor, generating reset signals to ensure the proper operation of microprocessor and microcomputer systems during power-up, operation, and power-down.
- What is the supply voltage range of the TL7702AID1013TRA?
The supply voltage range of the TL7702AID1013TRA is from 3.6V to 18V.
- How does the TL7702AID1013TRA handle voltage drops?
When the supply voltage drops below the nominal value, the TL7702AID1013TRA generates reset signals to keep the system in a reset state until the voltage returns to the nominal value.
- What is the operating temperature range of the TL7702AID1013TRA?
The operating temperature range is from -25°C to 85°C for the TL77XXAI series and from 0°C to 70°C for the TL77XXAC series.
- How is the pulse width of the reset signal adjusted?
The pulse width of the reset signal can be adjusted using an external capacitor connected to the CT input.
- What are the typical applications of the TL7702AID1013TRA?
Typical applications include microprocessor and microcomputer systems, consumer electronics, and mission-critical industrial applications.
- Is the TL7702AID1013TRA RoHS compliant?
Yes, the TL7702AID1013TRA is lead-free and RoHS compliant.
- What is the package type of the TL7702AID1013TRA?
The TL7702AID1013TRA comes in an 8-SOIC package.
- What are the high-level and low-level output currents at RESET?
The high-level output current at RESET is -16mA, and the low-level output current at RESET is 16mA.
- What is the storage temperature range of the TL7702AID1013TRA?
The storage temperature range is from -65°C to 150°C.
