Overview
The SN74LV123ARGYR is a dual retriggerable monostable multivibrator produced by Texas Instruments. This integrated circuit is designed to generate precise output pulses of a defined duration in response to input trigger signals. It is part of the LV (Low-Voltage) family, which operates at lower voltage levels, making it suitable for modern, energy-efficient electronic designs. The SN74LV123ARGYR is particularly targeted at applications requiring reliable timing control, such as in industrial automation, consumer electronics, and automotive systems. Its unique selling points include its retriggerable feature, which allows the output pulse to be extended by additional trigger inputs, and its wide operating voltage range, ensuring compatibility with various logic levels.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage Range | 2 V to 5.5 V | V | |
| Operating Temperature Range | -40°C to 85°C | °C | |
| Propagation Delay | 10 ns | ns | Typical at 5 V |
| Output Current | ±12 mA | mA | |
| Package | VQFN-16 | RGY package | |
| Number of Circuits | 2 | Dual monostable multivibrator | |
| Logic Type | Monostable | Retriggerable | |
| Mounting Type | Surface Mount |
Key Features
- Dual Retriggerable Monostable Multivibrator: Provides two independent timing circuits in a single package.
- Wide Operating Voltage Range: Operates from 2 V to 5.5 V, compatible with various logic levels.
- Low Power Consumption: Ideal for battery-powered and energy-efficient applications.
- High Noise Immunity: Ensures reliable operation in noisy environments.
- Compact Package: VQFN-16 package saves board space in compact designs.
Applications
The SN74LV123ARGYR is widely used in applications requiring precise timing control. In industrial automation, it is employed in timing circuits for machinery control and process synchronization. In consumer electronics, it is used in devices such as digital cameras and gaming consoles for event timing. In automotive electronics, it finds applications in systems like engine control units and infotainment systems. Its retriggerable feature makes it particularly useful in scenarios where the timing duration needs to be dynamically adjusted based on external inputs.
Q & A
1. What is the purpose of the SN74LV123ARGYR?
The SN74LV123ARGYR is a dual retriggerable monostable multivibrator used to generate precise output pulses of a defined duration in response to input trigger signals.
2. What is the operating voltage range of the SN74LV123ARGYR?
The operating voltage range is from 2 V to 5.5 V.
3. Can the output pulse duration be extended?
Yes, the SN74LV123ARGYR is retriggerable, allowing the output pulse duration to be extended by additional trigger inputs.
4. What is the typical propagation delay of the SN74LV123ARGYR?
The typical propagation delay is 10 ns at 5 V.
5. What package does the SN74LV123ARGYR come in?
It comes in a VQFN-16 package.
6. Is the SN74LV123ARGYR suitable for automotive applications?
Yes, it is suitable for automotive applications due to its wide operating voltage range and robust design.
7. How many independent timing circuits does the SN74LV123ARGYR have?
It has two independent timing circuits.
8. What is the maximum output current of the SN74LV123ARGYR?
The maximum output current is ±12 mA.
9. Can the SN74LV123ARGYR operate in noisy environments?
Yes, it has high noise immunity, making it suitable for noisy environments.
10. What is the operating temperature range of the SN74LV123ARGYR?
The operating temperature range is from -40°C to 85°C.
