Overview
The ADM6316DZ31ARJZ-R7 is a supervisory circuit with watchdog and manual reset functions, manufactured by Analog Devices Inc. This device is part of the ADM6316 series, which offers various combinations of watchdog input, manual reset input, and output stage configurations. The ADM6316DZ31ARJZ-R7 is specifically designed to monitor system voltage and provide reset signals when the voltage falls below a predetermined threshold or when the watchdog timer expires. It is packaged in a 5-lead SOT-23 package and is RoHS compliant.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Reset Voltage Threshold | 3.08 | V | |||
| Minimum Reset Timeout | 1120 | ms | |||
| Typical Watchdog Timeout | 25.6 | sec | |||
| Operating Temperature Range | -40°C | 85°C | |||
| Package Type | 5-Lead SOT-23 | ||||
| RESET Output Voltage (VCC ≥ 2.7 V, ISINK = 1.2 mA) | 0.3 | V | |||
| RESET Output Voltage (VCC ≥ 4.5 V, ISINK = 3.2 mA) | 0.4 | V | |||
| Manual Reset Input Threshold (VTH < 4.0 V) | 0.3 × VCC | 0.7 × VCC | V | ||
| Manual Reset Input Pulse Width | 1 | µs |
Key Features
- Supervisory circuit with watchdog and manual reset functions.
- Reset voltage threshold options (e.g., 3.08 V for this model).
- Adjustable watchdog timeout periods (25.6 seconds for this model).
- Manual reset input with glitch rejection.
- Open-drain reset output for flexibility in system design.
- Operating temperature range from -40°C to +85°C.
- RoHS compliant 5-lead SOT-23 package.
Applications
The ADM6316DZ31ARJZ-R7 is suitable for a variety of applications where system monitoring and reset capabilities are essential. These include:
- Embedded systems and microcontrollers.
- Industrial control systems.
- Medical devices requiring reliable system monitoring.
- Automotive systems where robust supervisory functions are needed.
- Consumer electronics that require automatic reset in case of system failure.
Q & A
- What is the primary function of the ADM6316DZ31ARJZ-R7?
The primary function is to monitor system voltage and provide reset signals when the voltage falls below a predetermined threshold or when the watchdog timer expires. - What is the reset voltage threshold for the ADM6316DZ31ARJZ-R7?
The reset voltage threshold is 3.08 V. - What is the typical watchdog timeout period for this model?
The typical watchdog timeout period is 25.6 seconds. - What is the operating temperature range of the ADM6316DZ31ARJZ-R7?
The operating temperature range is from -40°C to +85°C. - What type of package does the ADM6316DZ31ARJZ-R7 come in?
The device is packaged in a 5-lead SOT-23 package. - Is the ADM6316DZ31ARJZ-R7 RoHS compliant?
Yes, it is RoHS compliant. - What is the manual reset input pulse width?
The manual reset input pulse width is 1 µs. - What is the reset output voltage when VCC is 2.7 V and ISINK is 1.2 mA?
The reset output voltage is 0.3 V. - What are some common applications for the ADM6316DZ31ARJZ-R7?
Common applications include embedded systems, industrial control systems, medical devices, automotive systems, and consumer electronics. - How does the watchdog timer function in the ADM6316DZ31ARJZ-R7?
The watchdog timer resets the system if it does not receive a valid pulse within the specified timeout period (25.6 seconds for this model).
