Overview
The 74HC74D/AUJ is a dual D-type flip-flop integrated circuit produced by Nexperia (previously part of NXP USA Inc.). This component is designed for use in a variety of digital logic applications and is characterized by its positive edge-triggered operation. Each flip-flop within the IC has individual data (nD), clock (nCP), set (nSD), and reset (nRD) inputs, along with complementary nQ and nQ outputs. The 74HC74D/AUJ is part of the 74HC family, which operates at CMOS logic levels, making it highly versatile and compatible with a wide range of digital circuits.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74HC74D |
| Package | SO14 (SOT108-1) |
| VCC (V) | 2.0 - 6.0 |
| Logic Switching Levels | CMOS |
| Output Drive Capability (mA) | ± 5.2 |
| Propagation Delay (tpd) (ns) | 14 |
| Maximum Clock Frequency (fmax) (MHz) | 82 |
| Operating Temperature Range (Tamb) (°C) | -40 to +125 |
| ESD Protection | HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V |
Key Features
- Positive edge-triggered D-type flip-flops with individual set and reset inputs.
- Schmitt-trigger action in the clock input for high tolerance to slower clock rise and fall times.
- Inputs include clamp diodes to enable the use of current limiting resistors for interfacing with voltages in excess of VCC.
- Symmetrical output impedance and balanced propagation delays.
- High noise immunity.
- Multiple package options available.
Applications
The 74HC74D/AUJ is suitable for a wide range of digital logic applications across various industries, including automotive, industrial, power, computing, consumer electronics, mobile devices, and wearables. Its versatility and robust design make it an ideal choice for any system requiring reliable and efficient flip-flop functionality.
Q & A
- What is the 74HC74D/AUJ? The 74HC74D/AUJ is a dual D-type flip-flop integrated circuit.
- Who is the manufacturer? The component is produced by Nexperia (previously part of NXP USA Inc.).
- What are the logic switching levels of the 74HC74D/AUJ? The 74HC74D/AUJ operates at CMOS logic levels.
- What is the operating voltage range of the 74HC74D/AUJ? The operating voltage range is 2.0 to 6.0 volts.
- What is the maximum clock frequency of the 74HC74D/AUJ? The maximum clock frequency is 82 MHz.
- What are the key inputs and outputs of the 74HC74D/AUJ? Each flip-flop has individual data (nD), clock (nCP), set (nSD), and reset (nRD) inputs, along with complementary nQ and nQ outputs.
- What is the ESD protection level of the 74HC74D/AUJ? The component has ESD protection exceeding 2000 V (HBM) and 1000 V (CDM).
- What are the typical applications of the 74HC74D/AUJ? It is used in automotive, industrial, power, computing, consumer electronics, mobile devices, and wearables.
- What is the operating temperature range of the 74HC74D/AUJ? The operating temperature range is -40 to +125°C.
- What package options are available for the 74HC74D/AUJ? The component is available in SO14 (SOT108-1) packages.
