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ADM709LARZ
+StücklisteIC SUPERVISOR 1 CHANNEL 8SOIC
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HerstellerAnalog Devices Inc.
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Herstellerteil #ADM709LARZ
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Datenblatt ADM709LARZ DataSheet
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Auf Lager6460
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Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Part Status | Active |
| Base Product Number | ADM709 |
| DigiKey Programmable | Not Verified |
| Type | Simple Reset/Power-On Reset |
| Voltage - Threshold | 4.65V |
| Output | Push-Pull, Totem Pole |
| Reset | Active Low |
| Reset Timeout | 140ms Minimum |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Packaging | Tube |
| Number of Voltages Monitored | 1 |
Übersicht
Description
Equivalent
1. MAX809 Series from Maxim Integrated
2. TPS3823 from Texas Instruments
3. MCP130 Series from Microchip Technology
4. STM809 Series from STMicroelectronics
These alternatives typically offer similar functions, such as reset generation, voltage monitoring, and watchdog timer features. Compatibility in terms of package and pin configuration may vary, so always check specific datasheets for detailed specifications.
Features
1. Supply Voltage Supervision: It monitors the supply voltage and provides a reset signal to the microprocessor during power-up, power-down, and brownout conditions.
2. Reset Functionality: It offers a reset output that asserts when the supply voltage falls below a specified threshold, ensuring the microprocessor starts in a known state.
3. Manual Reset Input: The device includes a manual reset input to allow external control of the reset signal.
4. Watchdog Timer: It incorporates a watchdog timer to monitor the operation of the microprocessor and reset it if it becomes unresponsive.
5. Accuracy and Reliability: The circuit provides high accuracy in voltage detection and reliable performance across various conditions.
6. Low Power Consumption: Designed for low power consumption, making it suitable for battery-operated applications.
7. Temperature Range: It operates over a wide temperature range, ensuring stability in diverse environments.
8. Package and Compatibility: It is available in compact packages and is designed to be compatible with standard microprocessor architectures.
Pinout
The main functions of the ADM709LARZ include:
1. Reset Output: It asserts a reset when the monitored supply voltage drops below a preset threshold.
2. Manual Reset Input: Allows for an external signal to trigger a reset.
3. Watchdog Timer: Monitors microprocessor activity and generates a reset if it detects inactivity beyond a predefined period.
4. Power-Fail Comparator: Provides early warning of an impending power failure to allow the system to prepare for an orderly shutdown.
These functionalities help in maintaining the reliable operation of microprocessor systems by preventing erratic behavior during power supply fluctuations.
Manufacturer
Application
1. Embedded Systems: Ensures reliable performance by monitoring power supply levels and providing reset signals during voltage drops.
2. Consumer Electronics: Protects microcontrollers in devices like TVs and home appliances from power glitches.
3. Industrial Automation: Monitors critical systems to prevent malfunctions in industrial controls.
4. Computing Equipment: Enhances reliability in PCs and servers by managing power-on reset and voltage regulation.
5. Automotive Electronics: Safeguards microcontrollers in vehicles against voltage fluctuations and transient events.
These applications benefit from its functions like reset control and battery backup switching.