Overview
The 74AHC1G79GV-Q100H, produced by Nexperia USA Inc., is a single positive-edge triggered D-type flip-flop. This component is part of the 74AHC and 74AHCT series, which are known for their high performance and reliability in various electronic applications. The device is designed to store data at the D-input that meets the set-up and hold time requirements on the LOW-to-HIGH clock transition, and it appears at the Q output. This flip-flop is particularly useful in mixed voltage environments due to its overvoltage tolerant inputs.
The 74AHC1G79GV-Q100H has been qualified to the Automotive Electronics Council (AEC) standard Q100 (Grade 1), making it suitable for use in automotive applications. It operates over a wide supply voltage range from 2.0 to 5.5 V and is specified from -40 °C to +125 °C.
Key Specifications
| Type number | VCC (V) | Logic switching levels | Output drive capability (mA) | tpd (ns) | fmax (MHz) | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package name |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 74AHC1G79GV-Q100 | 2.0 - 5.5 | CMOS | ± 8 | 3.5 | 90 | low | -40 to +125 | 272 | 64.5 | 170 | TSOP5 |
Key Features
- Automotive product qualification in accordance with AEC-Q100 (Grade 1)
- Specified from -40 °C to +85 °C and from -40 °C to +125 °C
- Wide supply voltage range from 2.0 to 5.5 V
- Overvoltage tolerant inputs to 5.5 V, allowing use in mixed voltage environments
- High noise immunity
- CMOS low power dissipation
- Latch-up performance exceeds 100 mA per JESD 78 Class II Level A
- Symmetrical output impedance and balanced propagation delays
Applications
The 74AHC1G79GV-Q100H is suitable for a variety of applications, including:
- Automotive systems: Qualified to AEC-Q100 standards, making it reliable for automotive use.
- Industrial control systems: High noise immunity and wide operating temperature range make it suitable for industrial environments.
- Mixed voltage systems: Overvoltage tolerant inputs allow it to act as a translator in mixed voltage environments.
- Consumer electronics: Low power dissipation and high performance make it a good choice for consumer electronic devices.
Q & A
- What is the primary function of the 74AHC1G79GV-Q100H?
The primary function is to act as a single positive-edge triggered D-type flip-flop, storing data at the D-input that meets the set-up and hold time requirements on the LOW-to-HIGH clock transition.
- What are the operating temperature ranges for this component?
The component is specified from -40 °C to +85 °C and from -40 °C to +125 °C.
- What is the supply voltage range for the 74AHC1G79GV-Q100H?
The supply voltage range is from 2.0 to 5.5 V.
- Is the 74AHC1G79GV-Q100H overvoltage tolerant?
- What is the maximum frequency of operation for this flip-flop?
The maximum frequency of operation is 90 MHz.
- What package types are available for the 74AHC1G79GV-Q100H?
The component is available in TSOP5 (SOT753) package.
- Is the 74AHC1G79GV-Q100H RoHS compliant?
- What are the key benefits of using the 74AHC1G79GV-Q100H in automotive applications?
The key benefits include automotive product qualification to AEC-Q100 (Grade 1), wide operating temperature range, and high reliability.
- How does the 74AHC1G79GV-Q100H handle noise immunity?
The component has high noise immunity, making it suitable for noisy environments.
- What is the output drive capability of the 74AHC1G79GV-Q100H?
The output drive capability is ± 8 mA.
