MAX809LTRG

The MAX809LTRG is a microprocessor supervisory circuit designed to monitor the supply voltage in microprocessor and digital systems. It ensures that the system operates correctly by providing a reset signal whenever the supply voltage falls below a preset threshold level. This is crucial in preventing faulty operation or data corruption.
Key features of the MAX809LTRG include:
1. Reset Functionality: The device asserts a reset signal when the monitored voltage drops below a specific threshold, ensuring that the microprocessor is reset and started in a known state.
2. Low Supply Current: It operates with a low supply current, making it suitable for battery-powered applications.
3. Precision Monitoring: The MAX809LTRG provides accurate voltage threshold detection, critical for reliable system performance.
4. Small Package Size: It is available in a small SOT-23 package, advantageous for space-constrained designs.
5. Wide Operating Voltage Range: The device can monitor a broad range of supply voltages.
Overall, the MAX809LTRG is essential for safeguarding microprocessors against undervoltage conditions, improving the reliability of electronic systems.

The MAX809LTRG is a microprocessor supervisory circuit designed for monitoring supply voltages in digital systems. It provides several key features:
1. Reset Functionality: It ensures that the microprocessor resets during power-up, power-down, or when the supply voltage falls below a certain threshold. This prevents erratic operation.
2. Threshold Accuracy: It offers precise voltage threshold detection with an accuracy of ±2%, allowing for reliable operation in tight specification environments.
3. Low Supply Current: The device operates with a low quiescent current, typically about 1 µA, making it suitable for battery-powered applications.
4. No External Components: It does not require any external components, simplifying the design and reducing the overall component count on the board.
5. Push-Pull Output: The reset output is push-pull, suitable for applications that require faster transitions and the ability to both source and sink current.
6. Compact Package: It is available in a small SOT-23 package, which is ideal for space-constrained applications.
7. Operational Range: The typical operating voltage range is from 1.0V to 5.5V, accommodating various supply levels used in digital systems.
These features make the MAX809LTRG an efficient choice for ensuring reliable system resets in a variety of applications.

The MAX809LTRG is packaged in a SOT-23 package type. It is a small outline transistor package commonly used for surface mounting.

The MAX809LTRG is a microprocessor supervisory circuit. It typically comes in a 3-pin SOT-23 package. Its primary function is to monitor the supply voltage of a microprocessor and assert a reset signal whenever the monitored voltage drops below a specified threshold. This helps in ensuring that the microprocessor operates correctly and prevents it from executing erroneous instructions during power-up, power-down, or brownout conditions.
The three pins are:
1. VCC: This is the supply voltage pin, where you connect the voltage that needs to be monitored.
2. GND: Ground pin, for circuit grounding.
3. RESET (or RESET\_ in some configurations): This pin outputs the reset signal. It is active low (RESET\_) or active high (RESET) depending on the specific variant of the MAX809 used.
The device is used in applications where reliable microprocessor operation is crucial, ensuring that the system is reset and initialized properly under unstable power conditions.

The MAX809LTRG is manufactured by ON Semiconductor, which is now known as onsemi. onsemi is a semiconductor supplier company that designs and manufactures a wide range of semiconductor components, including analog devices, sensors, power management ICs, and other semiconductors used in various electronic systems. The company caters to a diverse array of industries, including automotive, industrial, communications, computing, and consumer electronics. onsemi is known for providing products that help enhance energy efficiency and performance in electronic applications.

The MAX809LTRG is commonly used in microprocessor and microcontroller applications to monitor supply voltage levels. It helps in preventing code execution errors caused by low voltage conditions. Typical application areas include consumer electronics, automotive systems, industrial equipment, and communication devices, where it ensures system reliability by providing a reset signal when the supply voltage falls below a preset threshold.

Equivalent products for the MAX809LTRG, a microprocessor supervisory circuit, include the MCP130 series from Microchip, the TC54 series from Toshiba, the NCP809 series from ON Semiconductor, and the STM809 series from STMicroelectronics. These components typically serve the same function of monitoring supply voltage levels and resetting microprocessors to maintain system stability. Always check datasheets for specific compatibility.