ADM8693ARUZ

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Supply Supervisor
• Characteristics: High accuracy, low power consumption, small package size
• Package: 20-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Monitoring and controlling the power supply voltage to ensure proper operation of electronic devices
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active Low
• Reset Threshold Voltage Options: 2.63V, 2.93V, 3.08V, 4.38V
• Watchdog Timer Timeout Period: 1.6s, 3.2s, 6.4s, 12.8s

Detailed Pin Configuration

1. VCC: Power supply input
2. GND: Ground
3. MR: Master Reset input
4. RESET: Active Low reset output
5. WDI: Watchdog Timer input
6. NC: No Connection
7. NC: No Connection
8. NC: No Connection
9. NC: No Connection
10. NC: No Connection
11. NC: No Connection
12. NC: No Connection
13. NC: No Connection
14. NC: No Connection
15. NC: No Connection
16. NC: No Connection
17. NC: No Connection
18. NC: No Connection
19. NC: No Connection
20. NC: No Connection

Functional Features

• Monitors the power supply voltage and generates a reset signal when it falls below the specified threshold.
• Includes a watchdog timer that resets the system if it does not receive a periodic input within the specified timeout period.
• Provides a master reset input for manual system reset.
• Low power consumption ensures minimal impact on overall power usage.

Advantages and Disadvantages

Advantages

• High accuracy in monitoring power supply voltage.
• Small package size allows for space-efficient integration into electronic devices.
• Wide operating temperature range enables usage in various environments.
• Multiple reset threshold voltage options provide flexibility for different applications.

Disadvantages

• Limited pin configuration options may restrict certain system designs.
• Lack of additional features beyond power supply supervision.

Working Principles

ADM8693ARUZ continuously monitors the power supply voltage by comparing it with the set threshold voltage. When the voltage falls below the threshold, the IC generates a reset signal to initiate a system reset. The watchdog timer feature ensures system integrity by resetting the system if it does not receive a periodic input within the specified timeout period. The master reset input allows for manual system reset when required.

Detailed Application Field Plans

• Embedded Systems: ADM8693ARUZ can be used in embedded systems to monitor and control the power supply voltage, ensuring stable operation and preventing damage due to voltage fluctuations.
• Industrial Automation: It can be employed in industrial automation equipment to supervise the power supply and ensure uninterrupted operation.
• Consumer Electronics: The IC can be integrated into consumer electronic devices such as smartphones, tablets, and gaming consoles to protect them from power supply issues.

Detailed and Complete Alternative Models

• ADM8691ARUZ: Similar power supply supervisor IC with a different pin configuration.
• ADM8692ARUZ: Power supply supervisor IC with additional features like adjustable reset timeout period.
• ADM8694ARUZ: Power supply supervisor IC with higher reset threshold voltage options.

Note: The alternative models listed above are just a few examples and there are other alternatives available in the market.

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