Overview
The SN74LVC2G17DSFR is a dual Schmitt-Trigger buffer produced by Texas Instruments. This device is designed to operate over a wide voltage range from 1.65 V to 5.5 V, making it versatile for various applications. It contains two independent buffers that perform the Boolean function Y = A, with the added benefit of Schmitt-Trigger inputs which provide hysteresis, helping to stabilize the input signals against noise.
The device is available in several package options, including the X2-SON-6 package, which is part of the NanoFree™ package family. This packaging ensures minimal environmental impact while maintaining high performance.
Key Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| VCC (Supply Voltage Range) | -0.5 | 6.5 | V |
| VI (Input Voltage Range) | -0.5 | 6.5 | V |
| VO (Output Voltage Range in High or Low State) | -0.5 | VCC + 0.5 | V |
| IIK (Input Clamp Current) | -50 | -50 | mA |
| IOK (Output Clamp Current) | -50 | -50 | mA |
| IO (Continuous Output Current) | ±50 | ±50 | mA |
| TJ (Junction Temperature Under Bias) | 150 | 150 | °C |
| Tstg (Storage Temperature Range) | -65 | 150 | °C |
| tpd (Propagation Delay at 3.3 V) | 2.2 | 5.4 | ns |
| ICC (Quiescent Current at 3.3 V) | 10 | 10 | μA |
Key Features
- Schmitt-Trigger inputs provide hysteresis, enhancing noise immunity.
- Operates over a wide voltage range from 1.65 V to 5.5 V.
- Supports 5-V VCC operation.
- Inputs accept voltages up to 5.5 V.
- Maximum propagation delay of 5.4 ns at 3.3 V.
- Low power consumption with a maximum quiescent current (ICC) of 10 μA.
- Available in NanoFree™ packages, including X2-SON-6.
Applications
The SN74LVC2G17DSFR is suitable for a variety of applications where stable and noise-immune signal buffering is required. Some typical applications include:
- Power button circuits: The device can be used in power button circuits to provide stable and noise-resistant switching.
- Signal conditioning: It can be used to buffer and condition signals in digital circuits, ensuring that the output signals are clean and stable.
- Interface circuits: The device is useful in interface circuits where signals need to be buffered and protected against noise.
Q & A
- What is the voltage range for the SN74LVC2G17DSFR?
The device operates over a voltage range from 1.65 V to 5.5 V.
- What is the purpose of the Schmitt-Trigger inputs in the SN74LVC2G17DSFR?
The Schmitt-Trigger inputs provide hysteresis, which helps in stabilizing the input signals against noise.
- What is the maximum propagation delay at 3.3 V for the SN74LVC2G17DSFR?
The maximum propagation delay at 3.3 V is 5.4 ns.
- What is the maximum continuous output current for the SN74LVC2G17DSFR?
The maximum continuous output current is ±50 mA.
- What is the quiescent current (ICC) of the SN74LVC2G17DSFR at 3.3 V?
The quiescent current (ICC) is 10 μA.
- What are the storage temperature range and junction temperature under bias for the SN74LVC2G17DSFR?
The storage temperature range is -65°C to 150°C, and the junction temperature under bias is 150°C.
- Can the inputs of the SN74LVC2G17DSFR handle voltages above VCC?
Yes, the inputs can handle voltages up to 5.5 V.
- What package options are available for the SN74LVC2G17DSFR?
The device is available in several package options, including the X2-SON-6 package.
- How does the SN74LVC2G17DSFR handle noise in input signals?
The Schmitt-Trigger inputs provide hysteresis, which helps in reducing the effect of noise on the input signals.
- What are some typical applications for the SN74LVC2G17DSFR?
Typical applications include power button circuits, signal conditioning, and interface circuits.
