Overview
The MC74VHC1G14DFT1G is a single Schmitt-Trigger Inverter produced by onsemi. This component is fabricated using silicon gate CMOS technology and is designed for high-speed and low-power applications. It features a three-stage internal circuit, including a buffered output, which enhances noise immunity and provides stable output. The device is available in various tiny footprint packages, including SC-88A, SC-74A, TSOP-5, SOT-953, and UDFN6, making it suitable for a wide range of electronic designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VCC (DC Supply Voltage) | −0.5 to +6.5 | V |
| VIN (DC Input Voltage) | −0.5 to +6.5 | V |
| VOUT (DC Output Voltage) | −0.5 to VCC + 0.5 | V |
| tPD (Propagation Delay at VCC = 5 V) | 4.0 ns (typ) | ns |
| ICC (Quiescent Supply Current at VCC = 5.5 V) | 1.0 μA (max) | μA |
| IOUT (DC Output Source/Sink Current at VCC = 3.0 V) | ±8 mA | mA |
| VT+ (Positive Input Threshold Voltage at VCC = 3.0 V) | 2.2 to 3.15 V | V |
| VT− (Negative Input Threshold Voltage at VCC = 3.0 V) | 0.9 to 1.35 V | V |
| VH (Hysteresis Voltage at VCC = 3.0 V) | 0.30 to 0.50 V | V |
Key Features
- Designed for 2.0 V to 5.5 V VCC operation
- High speed: propagation delay of 4 ns (typ) at VCC = 5 V
- Low power dissipation: ICC = 1.0 μA (max) at TA = 25°C
- Inputs/Outputs over-voltage tolerant up to 5.5 V
- IOFF supports partial power down protection
- Source/Sink 8 mA at 3.0 V
- Available in SC-88A, SC-74A, TSOP-5, SOT-953, and UDFN6 packages
- Chip complexity < 100 FETs
- AEC-Q100 qualified and PPAP capable for automotive and other applications requiring unique site and control change requirements
Applications
The MC74VHC1G14DFT1G is versatile and can be used in various applications, including:
- Interface between 5 V and 3 V circuits due to its over-voltage tolerant inputs and outputs
- Enhancing noise immunity in digital circuits
- Squaring up slowly changing waveforms
- Automotive and industrial control systems where high reliability and low power consumption are critical
- Consumer electronics requiring compact and efficient logic components
Q & A
- What is the operating voltage range of the MC74VHC1G14DFT1G?
The MC74VHC1G14DFT1G operates within a VCC range of 2.0 V to 5.5 V.
- What is the typical propagation delay at VCC = 5 V?
The typical propagation delay at VCC = 5 V is 4.0 ns.
- What is the maximum quiescent supply current at VCC = 5.5 V?
The maximum quiescent supply current at VCC = 5.5 V is 1.0 μA.
- Is the MC74VHC1G14DFT1G over-voltage tolerant?
Yes, the inputs and outputs are over-voltage tolerant up to 5.5 V.
- What are the available package types for the MC74VHC1G14DFT1G?
The device is available in SC-88A, SC-74A, TSOP-5, SOT-953, and UDFN6 packages.
- Is the MC74VHC1G14DFT1G suitable for automotive applications?
Yes, it is AEC-Q100 qualified and PPAP capable, making it suitable for automotive and other applications requiring unique site and control change requirements.
- What is the maximum output sink current at VCC = 3.0 V?
The maximum output sink current at VCC = 3.0 V is ±8 mA.
- How does the MC74VHC1G14DFT1G protect against supply voltage-input/output voltage mismatch?
The device has input and output structures that provide protection when voltages up to 5.5 V are applied, regardless of the supply voltage, and when VCC = 0 V or when the output voltage exceeds VCC.
- What is the thermal resistance of the SC-88A package?
The thermal resistance of the SC-88A package is 350 °C/W.
- What is the maximum junction temperature under bias?
The maximum junction temperature under bias is 150 °C.
