Overview
The 74AHC02D,118 is a high-speed Si-gate CMOS logic device produced by Nexperia USA Inc. This component is part of the 74AHC02 series and is designed to provide a quad 2-input NOR gate function. It is pin compatible with Low-power Schottky TTL (LSTTL) and is specified in compliance with JEDEC standard No. 7-A. The device is known for its balanced propagation delays and Schmitt-trigger action on all inputs, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Value | Description |
|---|---|---|
| Part Number | 74AHC02D,118 | Orderable part number |
| Manufacturer | Nexperia USA Inc. | |
| Package | SO14 (SOT108-1) | Plastic small outline package; 14 leads; body width 3.9 mm |
| Voltage - Supply | 2 V ~ 5.5 V | Operating voltage range |
| Operating Temperature | -40°C ~ 125°C | Temperature range for operation |
| Number of Inputs | 2 per gate | Each gate has 2 inputs |
| Number of Circuits | 4 | Quad 2-input NOR gates |
| Mounting Type | Surface Mount | |
| Max Propagation Delay @ V, Max CL | 7.5ns @ 5V, 50pF | Maximum propagation delay at specified voltage and load capacitance |
| Logic Type | NOR Gate | |
| Input Logic Level - Low | 0.5 V ~ 1.65 V | Low-level input voltage range |
| Input Logic Level - High | 1.5 V ~ 3.85 V | High-level input voltage range |
| Current - Quiescent (Max) | 2 µA | Maximum quiescent current |
| Current - Output High, Low | 8mA, 8mA | Output current capabilities |
| ESD Protection | HBM: 2000 V, CDM: 1000 V | Electrostatic discharge protection levels |
Key Features
- High-Speed Operation: The 74AHC02D,118 operates at high speeds, making it suitable for applications requiring fast logic operations.
- Quad 2-Input NOR Gates: Provides four independent 2-input NOR gates, each with balanced propagation delays.
- Schmitt-Trigger Action: All inputs have a Schmitt-trigger action, which helps in noise immunity and stable operation.
- Input Voltage Compatibility: Inputs accept voltages higher than VCC, and the device supports CMOS input levels.
- ESD Protection: Offers high levels of ESD protection, including HBM (Human Body Model) exceeding 2000 V and CDM (Charged Device Model) exceeding 1000 V.
- Multiple Package Options: Available in various packages, including SO14, TSSOP14, and DHVQFN14, to suit different design requirements.
- Wide Operating Temperature Range: Specified from -40 °C to +85 °C and from -40 °C to +125 °C, making it versatile for various environmental conditions.
Applications
The 74AHC02D,118 is widely used in various electronic systems due to its high-speed operation, low power consumption, and robust ESD protection. Some of the key application areas include:
- Automotive Systems: Used in automotive electronics for reliable and high-speed logic operations.
- Industrial Control Systems: Suitable for industrial control systems that require fast and reliable logic gates.
- Consumer Electronics: Found in consumer electronics such as mobile devices, wearables, and other portable electronics.
- Computing and Networking: Used in computing and networking equipment where high-speed logic operations are critical.
- Power Management Systems: Used in power management systems that require efficient and reliable logic operations.
Q & A
- What is the function of the 74AHC02D,118?
The 74AHC02D,118 is a quad 2-input NOR gate, providing four independent NOR logic gates.
- What are the input voltage levels for the 74AHC02D,118?
The input voltage levels for the 74AHC02D,118 are CMOS levels, with low-level inputs ranging from 0.5 V to 1.65 V and high-level inputs ranging from 1.5 V to 3.85 V.
- What is the maximum propagation delay of the 74AHC02D,118?
The maximum propagation delay is 7.5 ns at 5 V with a load capacitance of 50 pF.
- What is the operating temperature range of the 74AHC02D,118?
The device operates from -40 °C to +125 °C.
- Does the 74AHC02D,118 have ESD protection?
Yes, it offers high levels of ESD protection, including HBM exceeding 2000 V and CDM exceeding 1000 V.
- What are the available package options for the 74AHC02D,118?
The device is available in SO14, TSSOP14, and DHVQFN14 packages.
- What is the quiescent current of the 74AHC02D,118?
The maximum quiescent current is 2 µA.
- Can the 74AHC02D,118 accept input voltages higher than VCC?
Yes, the device can accept input voltages higher than VCC.
- Is the 74AHC02D,118 pin compatible with other logic families?
Yes, it is pin compatible with Low-power Schottky TTL (LSTTL).
- What are some common applications of the 74AHC02D,118?
Common applications include automotive systems, industrial control systems, consumer electronics, computing and networking, and power management systems.
