Overview
The 74HCT126D-Q100J is a quad buffer/line driver with 3-state outputs, manufactured by Nexperia USA Inc. This component is part of the 74HCT family and is designed to meet the stringent requirements of automotive applications, being AEC-Q100 qualified. It operates within the TTL logic switching levels and is suitable for a wide range of temperatures.
Key Specifications
| Type Number | VCC (V) | Logic Switching Levels | Output Drive Capability (mA) | fmax (MHz) | Number of Bits | Power Dissipation Considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package Name |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 74HCT126D-Q100J | 4.5 - 5.5 | TTL | ± 6 | 36 | 4 | Low | -40 to 125 | 88 | 6.6 | 45 | SO14 (SOT108-1) |
Key Features
- Automotive Qualified: AEC-Q100 compliant, ensuring reliability in automotive applications.
- 3-State Outputs: Each output can be set to a high, low, or high-impedance state.
- TTL Logic Levels: Compatible with TTL logic switching levels.
- Wide Operating Temperature Range: Operates from -40°C to 125°C.
- Low Power Dissipation: Designed for low power consumption.
- Dual Package Options: Available in SO14 (SOT108-1) and TSSOP14 (SOT402-1) packages.
Applications
The 74HCT126D-Q100J is primarily used in automotive systems where reliable and robust logic functions are required. It is suitable for various applications such as:
- Automotive control systems.
- Industrial control systems.
- Communication systems requiring 3-state logic.
- General-purpose buffering and line driving in harsh environments.
Q & A
- What is the operating voltage range of the 74HCT126D-Q100J?
The operating voltage range is 4.5V to 5.5V. - What are the logic switching levels of this component?
The logic switching levels are TTL. - What is the maximum output drive capability?
The maximum output drive capability is ±6 mA. - What is the maximum frequency of operation?
The maximum frequency of operation is 36 MHz. - How many bits does this component have?
This component has 4 bits. - What is the operating temperature range?
The operating temperature range is -40°C to 125°C. - What packages are available for this component?
The component is available in SO14 (SOT108-1) and TSSOP14 (SOT402-1) packages. - Is the 74HCT126D-Q100J RoHS compliant?
Yes, the component is RoHS compliant. - What is the thermal resistance from junction to ambient (Rth(j-a)) for the SO14 package?
The thermal resistance from junction to ambient is 88 K/W. - What is the typical application of the 74HCT126D-Q100J?
The typical application is in automotive control systems and other industrial control systems requiring robust logic functions.
