Overview
The 74HCT14DR2G is a hex Schmitt-trigger inverter integrated circuit produced by onsemi. This device is part of the 74HCT series, which is known for its high-performance silicon-gate CMOS technology and TTL-compatible inputs. The 74HCT14DR2G is designed to improve the shape of slow input rise and fall times, making it particularly useful in noisy environments due to its hysteresis voltage characteristics.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Operating Voltage Range | 2.0 | - | 6.0 | V |
| Output Drive Capability | - | - | 10 LSTTL Loads | - |
| Maximum Positive-Going Input Threshold Voltage | 1.2 | 1.5 | 1.9 | V |
| Maximum Negative-Going Input Threshold Voltage | 0.5 | 0.9 | 1.2 | V |
| Hysteresis Voltage | 0.4 | 0.6 | 1.4 | V |
| Maximum Propagation Delay (Input to Output) | - | - | 95 ns (at VCC = 5.0 V) | ns |
| Input Current | - | - | ±1.0 µA | µA |
| Supply Current | - | - | 20 µA (at VCC = 5.5 V) | µA |
Key Features
- Hex Schmitt-trigger inverter with TTL-compatible inputs
- Operating voltage range: 2.0 to 6.0 V
- Output drive capability: 10 LSTTL loads
- Outputs directly interface to CMOS, NMOS, and TTL
- Low input current: 1.0 µA
- High noise immunity characteristic of CMOS devices
- In compliance with JEDEC Standard No. 7.0 A requirements
- Pb-free, halogen-free/BFR-free, and RoHS compliant
- AEC-Q100 qualified and PPAP capable for automotive and other applications requiring unique site and control change requirements
Applications
The 74HCT14DR2G is particularly useful in applications where input signals have slow rise and fall times or are noisy. It is commonly used in:
- Noisy environments where signal integrity needs to be maintained
- Automotive systems due to its AEC-Q100 qualification
- Industrial control systems requiring high noise immunity
- Consumer electronics where signal conditioning is necessary
Q & A
- What is the operating voltage range of the 74HCT14DR2G?
The operating voltage range is from 2.0 to 6.0 V.
- What type of inputs does the 74HCT14DR2G have?
The 74HCT14DR2G has TTL-compatible inputs.
- What is the output drive capability of the 74HCT14DR2G?
The output drive capability is up to 10 LSTTL loads).
- Is the 74HCT14DR2G RoHS compliant?
- What is the maximum propagation delay of the 74HCT14DR2G?
The maximum propagation delay is approximately 95 ns at VCC = 5.0 V).
- What are the typical applications of the 74HCT14DR2G?
- Does the 74HCT14DR2G have any special qualifications for automotive use?
- What is the hysteresis voltage of the 74HCT14DR2G?
- How many inverters are included in the 74HCT14DR2G?
- What is the maximum input current of the 74HCT14DR2G?
