Overview
The 74HCT126D/AUJ is a quad buffer/line driver with 3-state outputs, manufactured by NXP USA Inc. This integrated circuit is part of the 74HCT series, which is compatible with TTL (Transistor-Transistor Logic) input levels. It is designed to provide high noise immunity and low power dissipation, making it suitable for a variety of digital logic applications.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Supply Voltage Range | 2.0 V to 6.0 V | 2.0 V to 6.0 V |
| Input Levels | TTL level | - |
| Output Type | 3-state | - |
| Output Enable Inputs | nOE (LOW for high-impedance OFF-state) | - |
| Propagation Delay | VCC = 2.0 V: 30 ns (typ), VCC = 4.5 V: 11 ns (typ), VCC = 6.0 V: 9 ns (typ) | - |
| Temperature Range | -40°C to +125°C | -40°C to +125°C |
| Package Type | SO14 (plastic small outline package; 14 leads) | - |
| ESD Protection | HBM JESD22-A114F exceeds 2000 V, MM JESD22-A115-A exceeds 200 V | - |
Key Features
- Wide supply voltage range from 2.0 V to 6.0 V
- CMOS low power dissipation
- High noise immunity
- 3-state outputs controlled by output enable inputs (nOE)
- Inputs include clamp diodes for voltage protection
- Complies with JEDEC standard no. 7A
- ESD protection: HBM JESD22-A114F exceeds 2000 V, MM JESD22-A115-A exceeds 200 V
- Latch-up performance exceeds 100 mA per JESD 78 Class II Level B
Applications
The 74HCT126D/AUJ is suitable for various digital logic applications where buffering and line driving are required. It can be used in:
- Computer systems for data transmission and reception
- Industrial control systems for signal buffering
- Communication equipment for signal amplification
- Automotive electronics for reliable signal transmission
Q & A
- What is the supply voltage range of the 74HCT126D/AUJ?
The supply voltage range is from 2.0 V to 6.0 V. - What type of input levels does the 74HCT126D/AUJ support?
The 74HCT126D/AUJ supports TTL (Transistor-Transistor Logic) input levels. - How are the outputs controlled in the 74HCT126D/AUJ?
The outputs are controlled by the output enable inputs (nOE), where a LOW on nOE causes the outputs to assume a high-impedance OFF-state. - What is the temperature range for the 74HCT126D/AUJ?
The temperature range is from -40°C to +125°C. - What type of package is the 74HCT126D/AUJ available in?
The 74HCT126D/AUJ is available in an SO14 package (plastic small outline package; 14 leads). - Does the 74HCT126D/AUJ have ESD protection?
Yes, it has ESD protection: HBM JESD22-A114F exceeds 2000 V, MM JESD22-A115-A exceeds 200 V. - What is the propagation delay of the 74HCT126D/AUJ?
The propagation delay varies with supply voltage: VCC = 2.0 V: 30 ns (typ), VCC = 4.5 V: 11 ns (typ), VCC = 6.0 V: 9 ns (typ). - Is the 74HCT126D/AUJ compliant with any industry standards?
Yes, it complies with JEDEC standard no. 7A. - What is the latch-up performance of the 74HCT126D/AUJ?
The latch-up performance exceeds 100 mA per JESD 78 Class II Level B. - Can the 74HCT126D/AUJ be used in high-noise environments?
Yes, it has high noise immunity.
