Overview
The MAX810LTRG is a part of the MAX809 and MAX810 series of microprocessor reset supervisory circuits produced by onsemi. These devices are designed to monitor the power supply voltage (VCC) in digital systems and provide a reset signal to the host processor when necessary. The MAX810LTRG specifically features an active-high RESET output, making it suitable for a variety of applications requiring precise voltage monitoring and reset functionality.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Power Supply Voltage (VCC to GND) | VCC | -0.3 | - | 6.0 | V |
| RESET Output Voltage (CMOS) | - | -0.3 | - | VCC + 0.3 | V |
| Input Current, VCC | - | - | 20 | mA | |
| Output Current, RESET | - | - | 20 | mA | |
| Supply Current (VCC = 3.3 V) | ICC | - | 0.5 | 1.2 | μA |
| Reset Threshold Voltage (VTH) | VTH | 4.56 | 4.63 | 4.70 | V |
| Reset Active Timeout Period | tRP | 140-460 | - | - | ms |
| Operating Temperature | TA | -40 | - | 105 | °C |
Key Features
- Precision VCC monitoring for supplies from 1.5 V to 5.0 V, with options available in 100 mV steps.
- No external components required.
- Low supply current of 0.5 μA (VCC = 3.2 V), making it suitable for battery-powered applications.
- RESET output guaranteed to VCC = 1.0 V.
- Compatible with hot plug applications.
- VCC transient immunity to reject fast transient glitches.
- Wide operating temperature range: -40°C to 105°C.
- Pb-free and RoHS compliant.
Applications
- Computers and embedded systems.
- Battery-powered equipment.
- Critical microprocessor power supply monitoring.
Q & A
- What is the primary function of the MAX810LTRG?
The MAX810LTRG is designed to monitor the power supply voltage (VCC) in digital systems and provide an active-high reset signal to the host processor when necessary.
- What are the available reset threshold voltages for the MAX810 series?
The reset threshold voltages range from 1.2 V to 4.9 V, available in 100 mV steps.
- What is the typical supply current of the MAX810LTRG?
The typical supply current is 0.5 μA at VCC = 3.2 V.
- Does the MAX810LTRG require any external components?
No, the MAX810LTRG does not require any external components to function.
- What is the operating temperature range of the MAX810LTRG?
The operating temperature range is -40°C to 105°C.
- Is the MAX810LTRG compatible with hot plug applications?
- How does the MAX810LTRG handle VCC transients?
The MAX810LTRG has built-in VCC transient immunity to reject fast transient glitches on the power supply line.
- What are the package options for the MAX810LTRG?
The MAX810LTRG is available in SOT-23 and SC-70 packages.
- Is the MAX810LTRG Pb-free and RoHS compliant?
- What are the typical applications for the MAX810LTRG?
Typical applications include computers, embedded systems, battery-powered equipment, and critical microprocessor power supply monitoring.
