TL7705ACP

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TL7705ACP

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IC SUPERVISOR 1 CHANNEL 8DIP

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tube
ProductStatus Active
Type Simple Reset/Power-On Reset
NumberofVoltagesMonitored 1
Voltage-Threshold 4.55V
Output Complementary
Reset Active High/Active Low
ResetTimeout 1µs Maximum Propagation Delay
OperatingTemperature 0°C ~ 70°C (TA)
MountingType Through Hole
Package/Case 8-DIP (0.300, 7.62mm)

Tổng quan

Description

The TL7705ACP is a precision voltage supervisor integrated circuit (IC) designed by Texas Instruments. It is primarily used for monitoring and controlling power supply levels in electronic systems. The device ensures that the system operates within the specified voltage limits and provides a reset signal if the voltage falls below a preset threshold, thus preventing malfunction or damage to the microprocessor or other critical components.
Key features of the TL7705ACP include a 4.55V threshold voltage, an active-low reset output, and a built-in hysteresis that helps avoid false triggering due to noise or minor voltage fluctuations. It operates over a wide temperature range and is suitable for various applications, including computers, communication equipment, and embedded systems.
The IC is housed in a compact package, making it easy to integrate into space-constrained designs. Its low power consumption and high accuracy make the TL7705ACP an efficient and reliable choice for voltage supervision tasks, ensuring stable and dependable performance of electronic systems.

Equivalent

Equivalent products to the TL7705ACP voltage supervisor IC include:
1. LM7705 - Texas Instruments
2. MC33064 - ON Semiconductor
3. ADM705 - Analog Devices
4. MCP130 - Microchip
5. MAX809/MAX810 - Maxim Integrated
These chips provide similar functions for monitoring voltage levels and ensuring system reset, suitable for applications requiring a voltage supervisor with a similar operation to the TL7705ACP. Always verify the specifications to ensure compatibility with your application.

Features

The TL7705ACP is a voltage supervisor IC primarily used to monitor and manage power supply voltages in electronic systems. Key features include:
1. Voltage Monitoring: It typically monitors a 5V power supply, ensuring it remains within specified limits.
2. Reset Function: Provides a reset output that triggers when the monitored voltage drops below a certain threshold, safeguarding microcontrollers and other digital circuits from operating under low-voltage conditions.
3. Adjustable Threshold: The reset threshold voltage can be adjusted, allowing for flexible usage in different applications.
4. Precision: Offers high precision in voltage detection, typically with minimal deviation, ensuring reliable performance.
5. Low Power Consumption: Designed to operate with minimal power, making it suitable for battery-powered applications.
6. Wide Temperature Range: Operates effectively over a broad temperature range, enhancing its suitability for various environments.
7. Hysteresis: Incorporates hysteresis for improved noise immunity, reducing false triggering due to transient voltage fluctuations.
These features make the TL7705ACP ideal for protecting and ensuring stability in sensitive electronic devices or systems.

Pinout

The TL7705ACP is a supply-voltage supervisor integrated circuit designed to monitor and control voltage levels in electronic systems. It comes in an 8-pin package. Below are the pin functions:
1. GND (Ground): Reference point for the entire circuit.
2. VCC (Supply Voltage): Power supply input, typically connected to the monitored voltage.
3. SENSE: Monitors the voltage level to ensure it stays within specified limits.
4. RESET: Outputs a reset signal when the monitored voltage is below a preset level, ensuring proper system initialization.
5. KILLOUT: Provides an active-low signal to disable or control other circuits based on monitored conditions.
6. CT (Timing Capacitor): Connects to an external capacitor to set the delay time for the reset signal.
7. NC (No Connection): Typically not connected; may be reserved for future use or specific configurations.
8. NC (No Connection): Another pin without a specific function under standard conditions.
The TL7705ACP is commonly used in applications requiring reliable power-up sequencing and brownout protection.

Manufacturer

The TL7705ACP is manufactured by Texas Instruments Incorporated. Texas Instruments, commonly referred to as TI, is an American technology company headquartered in Dallas, Texas. It is one of the largest semiconductor companies in the world and is known for its development and manufacturing of a wide range of semiconductor and integrated circuit products. TI’s products are used in various applications, including consumer electronics, automotive, industrial, computing, and communications equipment. The company is particularly well-known for its analog chips and embedded processors.

Application

The TL7705ACP is a voltage supervisor IC used primarily in power supply monitoring applications. It ensures system reliability by monitoring the supply voltage and providing reset signals during power-up, power-down, and brownout conditions. Key application areas include:
1. Microcontroller and Microprocessor Systems: Ensures proper startup and reset operations.
2. Embedded Systems: Maintains system integrity by preventing malfunction during voltage fluctuations.
3. Industrial Control Systems: Enhances fault tolerance and reliability in harsh environments.
4. Consumer Electronics: Protects devices from improper operating conditions due to unstable power.
5. Automotive Electronics: Monitors voltage levels in automotive electronic control units.
Its ability to provide precise voltage monitoring and reset functions makes it suitable for any application requiring reliable power supervision.

Package

The TL7705ACP is a voltage supervisor IC and is typically available in a plastic dual in-line package (PDIP).

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