Overview
The 74HC02D/C118 is a quad 2-input NOR gate integrated circuit produced by NXP USA Inc. This component is part of the 74HC series, known for its CMOS technology, which offers low power dissipation and high noise immunity. The device is designed to operate over a wide supply voltage range from 2.0 V to 6.0 V, making it versatile for various applications.
The 74HC02D/C118 features four independent 2-input NOR gates, each with input clamp diodes that allow the use of current limiting resistors to interface inputs to voltages in excess of VCC. This component is suitable for a wide range of digital logic circuits and is compliant with JEDEC standards for ESD protection.
Key Specifications
| Type Number | VCC (V) | Logic Switching Levels | Output Drive Capability (mA) | tpd (ns) | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 74HC02D | 2.0 - 6.0 | CMOS | ± 5.2 | 7.0 | 36 | 4 | Low | -40 ~ 125 | 109 | 20.9 | 68 | SO14 |
Key Features
- Wide Supply Voltage Range: Operates from 2.0 V to 6.0 V.
- CMOS Low Power Dissipation: Minimizes power consumption.
- High Noise Immunity: Ensures reliable operation in noisy environments.
- Latch-up Performance: Exceeds 100 mA per JESD 78 Class II Level B.
- Input Clamp Diodes: Allows the use of current limiting resistors to interface inputs to voltages in excess of VCC.
- ESD Protection: Compliant with JEDEC standards (HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V).
- Multiple Package Options: Available in SO14 (SOT108-1) package.
Applications
The 74HC02D/C118 is suitable for a variety of digital logic applications, including:
- Digital Logic Circuits: Ideal for implementing NOR logic in digital circuits.
- Embedded Systems: Used in microcontroller and microprocessor-based systems for logic operations.
- Industrial Control Systems: Employed in control circuits for industrial automation.
- Consumer Electronics: Found in various consumer electronic devices requiring digital logic functions.
Q & A
- What is the supply voltage range of the 74HC02D/C118?
The supply voltage range is from 2.0 V to 6.0 V.
- What type of logic switching levels does the 74HC02D/C118 use?
The 74HC02D/C118 uses CMOS logic switching levels.
- What is the output drive capability of the 74HC02D/C118?
The output drive capability is ± 5.2 mA.
- What is the maximum propagation delay (tpd) of the 74HC02D/C118?
The maximum propagation delay is 7.0 ns.
- What is the maximum frequency (fmax) of the 74HC02D/C118?
The maximum frequency is 36 MHz.
- How many NOR gates are included in the 74HC02D/C118?
The device includes four independent 2-input NOR gates.
- What is the operating temperature range of the 74HC02D/C118?
The operating temperature range is from -40 °C to +125 °C.
- Does the 74HC02D/C118 have ESD protection?
- What package options are available for the 74HC02D/C118?
The device is available in SO14 (SOT108-1) package.
- Is the 74HC02D/C118 suitable for high noise environments?
