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TL7705ACD
+Lista de MateriaisIC SUPERVISOR 1 CHANNEL 8SOIC
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FabricanteTexas Instruments
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Peça do Fabricante #TL7705ACD
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Ficha Técnica TL7705ACD DataSheet
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Pacote SOIC-8
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Especificações
| Atributo | Valor |
| Package / Case | Bulk,Tube |
| 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 | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features of the TL7705ACD include a precise voltage detection threshold, low power consumption, and an open collector output for the reset signal, which can interface with different logic levels. The device also offers a wide temperature operating range, making it suitable for various applications, including consumer electronics, industrial equipment, and automotive systems. The TL7705ACD is housed in a small surface-mount package, making it easy to integrate into compact circuit designs. Overall, this IC is a reliable solution for maintaining microprocessor system stability and ensuring proper startup and operation.
Equivalent
1. MCP120/121 from Microchip Technology
2. MAX809/MAX810 from Maxim Integrated
3. ADM809/ADM810 from Analog Devices
4. LM809/LM810 from ON Semiconductor
5. TPS3808 from Texas Instruments
These ICs perform similar functions of monitoring supply voltages and generating a reset signal to ensure proper microcontroller operation. Always check the specific parameters and pin configurations for compatibility.
Features
1. Supply Voltage Monitoring: Ensures the system operates within specified voltage levels, providing reset signals when deviations occur.
2. Fixed Threshold: Typically set at 4.55V, suitable for 5V logic systems.
3. Precision Voltage Detection: Offers high accuracy in detecting voltage levels, essential for reliable system performance.
4. Reset Output: Generates a reset signal when the supply voltage falls below the threshold, helping to prevent system errors during power-up, power-down, or brownout conditions.
5. Adjustable Delay: Allows for customization of the reset signal delay, enhancing system flexibility.
6. Wide Operating Temperature Range: Supports operation between -40°C and 85°C, ensuring reliability in various environments.
7. Low Supply Current: Operates efficiently with minimal power consumption, critical for battery-powered applications.
8. Compact Package: Available in a small form factor (such as SOIC), which is suitable for space-constrained applications.
These features make the TL7705ACD ideal for ensuring system stability and reliability in various electronic applications.
Pinout
1. VCC (Pin 1): This is the supply voltage input.
2. GND (Pin 2): The ground reference pin.
3. SENSE (Pin 3): Input for voltage that needs to be monitored.
4. CT (Pin 4): This pin is connected to an external capacitor to set the timing for the reset delay.
5. RESET (Pin 5): Active-low reset output that indicates the status of the monitored voltage.
6. RESET (Pin 6): Active-high reset output, complement of Pin 5.
7. REF (Pin 7): Provides a reference voltage output.
8. NC (Pin 8): No connection, not internally connected.
The TL7705ACD is utilized in applications requiring voltage supervision, ensuring that a system does not operate below a certain voltage threshold.