Overview
The 74LVC14ADR2G is a hex inverting Schmitt trigger integrated circuit produced by onsemi. This device is part of the 74LVC family, known for its low-voltage CMOS logic. It is designed to operate over a wide supply voltage range, making it versatile for various applications. However, it is important to note that the 74LVC14ADR2G is currently obsolete and no longer manufactured, with the MC74LCX14DR2G recommended as a substitute.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 1.65 | 5.5 | V | |
| Input Threshold Voltage (VT+) | 0.70 | 3.80 | V | |
| Input Threshold Voltage (VT-) | 0.25 | 2.20 | V | |
| Output Drive Current (IOL) | 24 mA | mA | ||
| Input Current (II) | ±20 μA | μA | ||
| Power Down Leakage Current (IOFF) | ±20 μA | μA | ||
| Operating Temperature (TA) | -40 | 125 | °C | |
| Propagation Delay (tPD) | 0.5 | 12.0 | ns |
Key Features
- Wide supply voltage range from 1.65V to 5.5V.
- High output drive capability, up to ±24mA at 3.0V.
- CMOS low power consumption.
- IOFF supports partial-power-down mode operation.
- Inputs accept up to 5.5V, allowing mixed-voltage environment use.
- ESD protection tested per JESD 22.
Applications
The 74LVC14ADR2G is useful in various applications where signal conditioning and noise immunity are critical. It is particularly suited for:
- Noisy environments due to its Schmitt trigger characteristics.
- Mixed-voltage systems where inputs may exceed the supply voltage.
- Partial power-down applications where IOFF is beneficial).
- General logic circuits requiring high output drive and low power consumption).
Q & A
- What is the supply voltage range of the 74LVC14ADR2G? The supply voltage range is from 1.65V to 5.5V).
- What is the maximum output drive current of the 74LVC14ADR2G? The maximum output drive current is up to ±24mA at 3.0V).
- Does the 74LVC14ADR2G support partial power-down mode? Yes, it supports partial power-down mode through IOFF circuitry).
- What is the operating temperature range of the 74LVC14ADR2G? The operating temperature range is from -40°C to 125°C).
- Is the 74LVC14ADR2G still in production? No, the 74LVC14ADR2G is obsolete and no longer manufactured).
- What is the recommended substitute for the 74LVC14ADR2G? The recommended substitute is the MC74LCX14DR2G).
- What type of inputs does the 74LVC14ADR2G accept? The inputs can accept up to 5.5V, making it suitable for mixed-voltage environments).
- Does the 74LVC14ADR2G have ESD protection? Yes, it has ESD protection tested per JESD 22).
- What is the propagation delay of the 74LVC14ADR2G? The propagation delay ranges from 0.5ns to 12.0ns depending on the supply voltage).
- How should unused inputs be handled on the 74LVC14ADR2G? Unused inputs should be held at VCC or Ground).
