規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | Automotive, AEC-Q100, LinCMOS™ |
| ProductStatus | Active |
| Type | 555 Type, Timer/Oscillator (Single) |
| Frequency | 2.1MHz |
| Voltage-Supply | 2V ~ 15V |
| Current-Supply | 360 µA |
| OperatingTemperature | -40°C ~ 125°C |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
概述
Description
The TLC555QDRQ1 is a precision timer from Texas Instruments, widely used in automotive and industrial applications. It is a variant of the classic 555 timer, known for its reliability and versatility in generating precise time delays and oscillations. This device operates over a wide voltage range from 2 V to 15 V, making it suitable for various power supply scenarios. Among its key features are low power consumption, high output current capability, and enhanced temperature stability.
The TLC555QDRQ1 timer is commonly employed in applications such as pulse generation, frequency division, sequential timing, and time delay circuits. It is housed in a compact SOIC-8 package and is AEC-Q100 qualified, ensuring it meets the rigorous standards for automotive applications. The device's robust performance under different electrical and environmental conditions makes it a popular choice for engineers and designers looking for a reliable timing solution.
The TLC555QDRQ1 timer is commonly employed in applications such as pulse generation, frequency division, sequential timing, and time delay circuits. It is housed in a compact SOIC-8 package and is AEC-Q100 qualified, ensuring it meets the rigorous standards for automotive applications. The device's robust performance under different electrical and environmental conditions makes it a popular choice for engineers and designers looking for a reliable timing solution.
Equivalent
The TLC555QDRQ1 is a CMOS version of the standard 555 timer IC. Equivalent products include the NE555, LM555, and SE555, which are the bipolar versions. CMOS alternatives are the LMC555 and ICM7555. When choosing an equivalent, ensure they match the required parameters like supply voltage range, current consumption, and package type. Always check the datasheets for compatibility with your specific application.
Features
The TLC555QDRQ1 is a precision timer IC specifically designed for automotive applications. Key features include:
1. Wide Supply Voltage Range: It operates from 2 V to 18 V, providing flexibility for various applications.
2. Low Supply Current: With a typical current consumption of 270 μA at 5 V, it is efficient in battery-powered systems.
3. High Output Current: Capable of sourcing or sinking up to 200 mA, suitable for driving LEDs or other loads.
4. Temperature Stability: Offers a timing stability over a temperature range of -40°C to 125°C.
5. Precision Timing: Achieves timing accuracy due to its low timing variation over voltage or temperature changes.
6. Monostable and Astable Operation: Supports both modes for generating precise time delays or oscillation.
7. Low Power Consumption: Ideal for low-power applications, providing a balance between performance and energy efficiency.
8. Robust Design: AEC-Q100 qualified, ensuring reliability in harsh automotive environments.
These features make the TLC555QDRQ1 suitable for a wide range of timing, pulse generation, and sequential timing applications within automotive systems.
1. Wide Supply Voltage Range: It operates from 2 V to 18 V, providing flexibility for various applications.
2. Low Supply Current: With a typical current consumption of 270 μA at 5 V, it is efficient in battery-powered systems.
3. High Output Current: Capable of sourcing or sinking up to 200 mA, suitable for driving LEDs or other loads.
4. Temperature Stability: Offers a timing stability over a temperature range of -40°C to 125°C.
5. Precision Timing: Achieves timing accuracy due to its low timing variation over voltage or temperature changes.
6. Monostable and Astable Operation: Supports both modes for generating precise time delays or oscillation.
7. Low Power Consumption: Ideal for low-power applications, providing a balance between performance and energy efficiency.
8. Robust Design: AEC-Q100 qualified, ensuring reliability in harsh automotive environments.
These features make the TLC555QDRQ1 suitable for a wide range of timing, pulse generation, and sequential timing applications within automotive systems.
Pinout
The TLC555QDRQ1 is a precision timer device that is commonly used in various timing, pulse generation, and oscillator applications. It is a part of the 555 timer IC family. The TLC555QDRQ1 comes in an 8-pin package, typically a SOIC (Small Outline Integrated Circuit).
Here is a brief description of the pin functions:
1. Ground (GND): Pin 1 is connected to the ground.
2. Trigger (TRIG): Pin 2 is used to start the timing sequence.
3. Output (OUT): Pin 3 provides the output signal, which can be either high or low.
4. Reset (RESET): Pin 4 is used to reset the timer; it is active low.
5. Control Voltage (CTRL): Pin 5 allows for the adjustment of the timing cycle via an external voltage.
6. Threshold (THRESH): Pin 6 is used to set the end of the timing interval.
7. Discharge (DISCH): Pin 7 is connected to the timing capacitor and is used to discharge it.
8. Supply Voltage (VCC): Pin 8 provides the power to the IC.
These pin functions allow the TLC555QDRQ1 to operate in various modes, including monostable, astable, and bistable, making it versatile for different applications.
Here is a brief description of the pin functions:
1. Ground (GND): Pin 1 is connected to the ground.
2. Trigger (TRIG): Pin 2 is used to start the timing sequence.
3. Output (OUT): Pin 3 provides the output signal, which can be either high or low.
4. Reset (RESET): Pin 4 is used to reset the timer; it is active low.
5. Control Voltage (CTRL): Pin 5 allows for the adjustment of the timing cycle via an external voltage.
6. Threshold (THRESH): Pin 6 is used to set the end of the timing interval.
7. Discharge (DISCH): Pin 7 is connected to the timing capacitor and is used to discharge it.
8. Supply Voltage (VCC): Pin 8 provides the power to the IC.
These pin functions allow the TLC555QDRQ1 to operate in various modes, including monostable, astable, and bistable, making it versatile for different applications.
Manufacturer
The TLC555QDRQ1 is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company headquartered in Dallas, Texas. It is a global leader in the design and manufacture of semiconductors and integrated circuits, which are used in a wide array of electronic applications. TI's products are integral components in consumer electronics, automotive, industrial, and communication equipment, among other sectors. The company is known for its innovation and significant contributions to the semiconductor industry, providing solutions that drive advancements in electronics.
Application
The TLC555QDRQ1 is a precision timer IC used in automotive and industrial applications. Key application areas include:
1. Timing Circuits: Used for generating accurate time delays or oscillation.
2. Pulse Generation: Suitable for generating precise pulse signals in automotive systems.
3. Sequential Timing: Can be used in time delay or sequencing applications in industrial controls.
4. LED/Lamp Flashing: Ideal for blinking or flashing light applications, such as indicators or alarms.
5. Frequency Division: Utilized in circuits requiring frequency division or signal modulation.
6. Pulse Width Modulation (PWM): Used for creating PWM signals for motor control or power regulation.
Its automotive qualification makes it suitable for robust, reliable performance in harsh environments.
1. Timing Circuits: Used for generating accurate time delays or oscillation.
2. Pulse Generation: Suitable for generating precise pulse signals in automotive systems.
3. Sequential Timing: Can be used in time delay or sequencing applications in industrial controls.
4. LED/Lamp Flashing: Ideal for blinking or flashing light applications, such as indicators or alarms.
5. Frequency Division: Utilized in circuits requiring frequency division or signal modulation.
6. Pulse Width Modulation (PWM): Used for creating PWM signals for motor control or power regulation.
Its automotive qualification makes it suitable for robust, reliable performance in harsh environments.
Package
The TLC555QDRQ1 is a Texas Instruments automotive-qualified timer IC available in an SOIC (Small Outline Integrated Circuit) package with 8 pins, designated by the package type "D." It is designed to be used in automotive applications and provides precise timing capabilities.
