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MAX705ESA+T
+StücklisteIC SUPERVISOR 1 CHANNEL 8SOIC
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HerstellerAnalog Devices Inc./Maxim Integrated
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Herstellerteil #MAX705ESA+T
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Paket SOIC-8
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Auf Lager4427
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
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Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Simple Reset/Power-On Reset |
| Number of Voltages Monitored | 1 |
| 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 |
Übersicht
Description
Additionally, the MAX705ESA+T includes a manual reset input and a power-fail comparator to alert the microprocessor of an impending power failure. It typically operates from a single supply voltage in the range of 4.5V to 5.5V. The package suffix "ESA" refers to the 8-pin SOIC (Small Outline Integrated Circuit) package, and "+T" indicates that the device is supplied on tape for automated assembly processes. This supervisory circuit is ideal for applications requiring robust power monitoring and reset functionality.
Equivalent
Features
1. Voltage Monitoring: It monitors 3.0V, 3.3V, and 5V supply voltages and ensures that the microprocessor is reset when the supply voltage drops below a preset threshold.
2. Reset Functions: It provides a reset output to prevent code execution errors during power-up, power-down, or brownout conditions.
3. Watchdog Timer: The device includes a watchdog timer that resets the microprocessor if it fails to strobe within a preset timeout period, preventing system hang-ups.
4. Manual Reset Input: It features a manual reset input that allows the user to initiate a reset sequence.
5. Low Supply Current: The MAX705ESA+T operates with a low supply current, making it suitable for battery-operated devices.
6. Compact Package: The device is available in an 8-pin SO package, facilitating easy integration into various design configurations.
These features make the MAX705ESA+T ideal for ensuring reliable operation in microprocessor-controlled applications.
Pinout
1. GND (Pin 1): Ground connection.
2. RESET (Pin 2): Active-low reset output. This pin provides a reset signal to the microprocessor when conditions for a reset are met.
3. RESET (Pin 3): Active-high reset output, complementary to Pin 2.
4. VCC (Pin 4): Supply voltage input. The operating voltage range is typically between 4.75V and 5.5V.
5. WDI (Pin 5): Watchdog input. This pin monitors the activity of the microprocessor to ensure it is functioning correctly.
6. MR (Pin 6): Manual reset input. Allows an external signal to trigger a reset.
7. LOWLINE (Pin 7): Low-line output indicator, goes active when VCC falls below the preset threshold.
8. VBATT (Pin 8): Backup battery input. Provides a backup power source for the microprocessor.
The MAX705ESA+T helps maintain the stability and reliability of microprocessor systems by providing reset and watchdog functionality, ensuring systems operate smoothly.
Manufacturer
Application
1. Embedded Systems: Ensures reliable operation by resetting the microcontroller in case of power issues.
2. Consumer Electronics: Prevents data corruption by monitoring voltage levels.
3. Industrial Control: Maintains system stability in harsh environments with potential power fluctuations.
4. Networking Equipment: Ensures consistent operation by managing unexpected resets.
5. Automotive Systems: Provides essential monitoring for microcontrollers in vehicles.
These applications benefit from its low power consumption, precision voltage monitoring, and compact packaging.