Overview
The NLV74VHC1GT126DF1G is a single gate noninverting 3-state buffer fabricated with silicon gate CMOS technology, produced by onsemi. This device achieves high-speed operation similar to equivalent Bipolar Schottky TTL while maintaining CMOS low power dissipation. It is designed for operation over a wide voltage range from 2.0V to 5.5V, making it versatile for various applications. The buffer features TTL-compatible inputs and CMOS-compatible outputs, allowing it to interface between different voltage level circuits, such as 5V to 3V circuits. The input and output structures provide protection against voltage mismatches, battery backup, and hot insertion, enhancing device reliability.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC (DC Supply Voltage) | 2.0 | 5.5 | V | |
| VIN (DC Input Voltage) | 0 | 5.5 | V | |
| VOUT (DC Output Voltage) | 0 | VCC | V | |
| Propagation Delay (tPLH, tPHL) | 3.5 | 8.0 | ns | |
| Input Rise and Fall Time (tr, tf) | 10 | 20 | ns/V | |
| Operating Temperature Range (TA) | -55 | 125 | °C | |
| DC Supply Current (ICC) | 1 | µA | ||
| DC Output Source/Sink Current (IOUT) | ±25 | mA |
Key Features
- High-speed operation with a propagation delay of 3.5ns (typ) at VCC = 5V.
- Low power dissipation with a maximum supply current of 1µA at TA = 25°C.
- TTL-compatible inputs with thresholds of VIL = 0.8V and VIH = 2.0V.
- CMOS-compatible outputs with full 5V CMOS level output swing.
- Input protection circuitry allowing overvoltage tolerance up to 5.5V, regardless of the supply voltage.
- Output structures providing protection when VCC = 0V and when the output voltage exceeds VCC.
- Pin and function compatible with other standard logic families.
- Pb-Free packages available.
Applications
The NLV74VHC1GT126DF1G is suitable for a wide range of applications due to its versatility and robust design. It can be used in:
- Interface circuits between different voltage levels (e.g., 5V to 3V circuits).
- High-speed logic circuits requiring low power consumption.
- Circuits that require protection against voltage mismatches, battery backup, and hot insertion.
- General-purpose logic applications where high noise immunity and stable outputs are necessary.
Q & A
- What is the operating voltage range of the NLV74VHC1GT126DF1G?
The device operates over a voltage range from 2.0V to 5.5V.
- What are the input thresholds for the NLV74VHC1GT126DF1G?
The input thresholds are TTL-compatible with VIL = 0.8V and VIH = 2.0V.
- What is the propagation delay of the NLV74VHC1GT126DF1G?
The propagation delay is typically 3.5ns at VCC = 5V.
- Does the NLV74VHC1GT126DF1G provide input and output protection?
Yes, it provides protection against voltages up to 5.5V on inputs and outputs, and also when VCC = 0V or when the output voltage exceeds VCC.
- What are the package options for the NLV74VHC1GT126DF1G?
The device is available in packages such as SC-88A, TSOP-5, and SOT-953.
- Is the NLV74VHC1GT126DF1G Pb-Free?
Yes, Pb-Free packages are available.
- What is the maximum DC output source/sink current for the NLV74VHC1GT126DF1G?
The maximum DC output source/sink current is ±25mA.
- What is the operating temperature range for the NLV74VHC1GT126DF1G?
The operating temperature range is from -55°C to +125°C.
- Can the NLV74VHC1GT126DF1G be used for high-speed logic circuits?
Yes, it is suitable for high-speed logic circuits due to its low propagation delay and high noise immunity.
- What is the maximum DC supply current for the NLV74VHC1GT126DF1G at 25°C?
The maximum DC supply current is 1µA at TA = 25°C.
