Overview
The 74LVC74AD/AUJ is a dual D-type flip-flop integrated circuit produced by NXP USA Inc. This component is part of the LVC (Low-Voltage CMOS) family and is designed for use in a wide range of digital logic applications. It features individual data (D) inputs, clock (CP) inputs, set (SD) and reset (RD) inputs, and complementary Q and Q outputs. The flip-flop is positive-edge triggered, meaning the data input is transferred to the output on the rising edge of the clock pulse.
Key Specifications
| Parameter | Value |
|---|---|
| VCC (Supply Voltage) | 1.2 V to 3.6 V |
| Logic Switching Levels | CMOS/LVTTL |
| Output Drive Capability | ± 24 mA |
| Propagation Delay (tpd) | 2.5 ns @ 50 pF |
| Maximum Clock Frequency (fmax) | 250 MHz |
| Power Dissipation | Low power consumption |
| Operating Temperature Range | -40 °C to +125 °C |
| Package Type | SO14 (SOT108-1), TSSOP14 |
| 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
- Dual D-type flip-flop with set and reset; positive-edge trigger
- Individual data (D) inputs, clock (CP) inputs, set (SD) and reset (RD) inputs
- Complementary Q and Q outputs
- Schmitt trigger action at all inputs for tolerance of slower input rise and fall times
- 5 V tolerant inputs for interlacing with 5 V logic
- CMOS low power consumption
- Direct interface with TTL levels
- Complies with JEDEC standards: JESD8-7A, JESD8-5A, JESD8-C/JESD36
Applications
The 74LVC74AD/AUJ is suitable for a variety of digital logic applications, including but not limited to:
- Sequential logic circuits
- Counters and shift registers
- Memory elements in digital systems
- Interface circuits between different logic families
- Low-power digital systems requiring high speed and low power consumption
Q & A
- What is the supply voltage range of the 74LVC74AD/AUJ?
The supply voltage range is from 1.2 V to 3.6 V. - What type of trigger does the 74LVC74AD/AUJ use?
The 74LVC74AD/AUJ is a positive-edge triggered D-type flip-flop. - What are the set and reset inputs of the 74LVC74AD/AUJ?
The set and reset inputs are asynchronous active LOW inputs and operate independently of the clock input. - What is the maximum clock frequency of the 74LVC74AD/AUJ?
The maximum clock frequency is 250 MHz. - Does the 74LVC74AD/AUJ have ESD protection?
Yes, it has ESD protection: HBM exceeds 2000 V and CDM exceeds 1000 V. - What are the package options for the 74LVC74AD/AUJ?
The component is available in SO14 (SOT108-1) and TSSOP14 packages. - What is the operating temperature range of the 74LVC74AD/AUJ?
The operating temperature range is from -40 °C to +125 °C. - Is the 74LVC74AD/AUJ compatible with TTL logic levels?
Yes, it has direct interface with TTL levels. - What are the key benefits of using the 74LVC74AD/AUJ in digital circuits?
The key benefits include low power consumption, high speed, and compatibility with various logic families. - Where can I find detailed specifications and datasheets for the 74LVC74AD/AUJ?
Detailed specifications and datasheets can be found on the NXP Semiconductors website and through distributors like Digi-Key and Nexperia.
