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The MAX809TEUR+T is a microprocessor reset circuit manufactured by Maxim Integrated. Below are its key specifications, descriptions, and features:

Specifications:

• Manufacturer: Maxim Integrated
• Type: Voltage Monitor (Supervisor)
• Output Type: Active-Low, Push-Pull
• Number of Channels: 1
• Reset Threshold Voltage: Adjustable or Fixed (depending on variant)
• Reset Timeout Period: Typically 140ms (for fixed variants)
• Operating Voltage Range: 1.2V to 5.5V
• Quiescent Current: 6µA (typical)
• Operating Temperature Range: -40°C to +85°C
• Package: SOT-23-3

Descriptions:

• The MAX809TEUR+T is a low-power microprocessor reset circuit designed to monitor system voltage and provide a reset signal when the voltage falls below a specified threshold.
• It ensures proper system initialization by holding the microprocessor in reset until the supply voltage stabilizes.
• Available in fixed or adjustable threshold options (depending on variant).

Features:

• Precision Voltage Monitoring: Ensures reliable reset operation.
• Low Power Consumption: 6µA typical supply current.
• Wide Operating Voltage Range: Supports 1.2V to 5.5V systems.
• Fixed or Adjustable Threshold Options: Available in different variants.
• Guaranteed Reset Output Valid Down to VCC = 1V: Ensures reliable operation even at low voltages.
• Small SOT-23 Package: Space-efficient for compact designs.

This device is commonly used in embedded systems, microcontrollers, and other applications requiring reliable power-on reset functionality.

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