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TL7705AIDR
+BOMIC SUPERVISOR 1 CHANNEL 8SOIC
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제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #TL7705AIDR
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데이터시트 TL7705AIDR DataSheet
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패키지 SOIC-8
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재고4919
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사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Simple Reset/Power-On Reset |
| Number of Voltages Monitored | 1 |
| Voltage - Threshold | 4.55V |
| Output | Complementary |
| Reset | Active High/Active Low |
| Reset Timeout | 1µs Maximum Propagation Delay |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
개요
Description
Key features of the TL7705AIDR include an accurate and stable 4.55V threshold voltage detection, ensuring that systems are kept under control during power-up, power-down, and brownout conditions. The IC provides a reset output that can be used to reset the system when the monitored voltage falls below this threshold.
Additional features include adjustable delay time for reset output through an external capacitor, a wide supply voltage range, and a low quiescent current, making it suitable for battery-powered applications. The device is available in a standard SOIC-8 package, providing a compact solution for voltage supervision tasks in various electronic designs.
Equivalent
1. MCP100/101 from Microchip – Basic voltage detector.
2. MAX809/810 from Maxim Integrated – Offers voltage monitoring.
3. STM1001 from STMicroelectronics – Provides reset supervision.
4. ADM805 from Analog Devices – Power supply supervisor.
5. LMC555 from Texas Instruments – Can be configured for similar applications.
Always verify the specifications to ensure compatibility with your application.
Features
1. Precision Voltage Detection: It monitors a 5V supply with a precision threshold, ensuring reliable power-up and power-down sequences.
2. Adjustable Time Delay: The device offers a programmable delay time for power-on reset, allowing customization to different system requirements.
3. Wide Supply Voltage Range: It operates over a broad range of supply voltages, enhancing versatility in various applications.
4. Low Power Consumption: The device is optimized for low power operation, making it suitable for battery-powered systems.
5. Temperature Range: It functions efficiently across an industrial temperature range, ensuring reliability in harsh environments.
6. Reset Output: Provides a reset signal to the microcontroller when the supply voltage falls below the threshold, preventing erroneous operations.
7. Package Options: Available in a compact surface-mount package, suitable for space-constrained designs.
These features make the TL7705AIDR ideal for applications requiring precise voltage supervision and reliable system reset management.
Pinout
1. VCC (Pin 1): Power supply input for the IC.
2. GND (Pin 2): Ground reference for the device.
3. RESET (Pin 3): Output pin that goes low during a fault condition, typically used to reset microcontrollers or other logic circuits.
4. CT (Pin 4): Timing capacitor pin used to set the delay time for the reset operation.
5. NC (Pin 5): No connection, not used.
6. NC (Pin 6): No connection, not used.
7. NC (Pin 7): No connection, not used.
8. SENSE (Pin 8): Input pin for monitoring the voltage level.
This IC is utilized in applications where monitoring voltage levels to ensure they remain above a certain threshold is crucial, providing a reset signal when the voltage drops below a specified level.
Manufacturer
Application
1. Embedded Systems: Providing reset signals for microcontrollers and microprocessors.
2. Consumer Electronics: Ensuring stable operation of devices like televisions and gaming consoles.
3. Industrial Equipment: Safeguarding programmable logic controllers and other industrial automation systems.
4. Automotive Electronics: Used in automotive control units for reliable startup and operation.
5. Communication Devices: Maintaining stability in routers and modems.
Its role in these applications is crucial for preventing data corruption and ensuring system stability.