ON Semiconductor MC74LCX74DR2 Dual D-Type Flip-Flop
The ON Semiconductor MC74LCX74DR2 is a high-performance, dual D-type flip-flop integrated circuit that features two individual D-type flip-flops with separate data, clock, set, and reset inputs for each flip-flop. This device is part of ON Semiconductor's LCX series, designed to operate with a 2.3V to 3.6V VCC power supply, making it ideal for interfacing with 3.3V systems.
With its low-voltage operation and low static power consumption, the MC74LCX74DR2 is engineered to provide optimal performance in applications where power efficiency is crucial. The device is characterized for operation from -40°C to +85°C, ensuring reliability and stability across a wide range of environmental conditions.
The MC74LCX74DR2 features a 5V tolerant input, which allows for interface flexibility with 5V systems without the need for additional level shifters. This makes it a versatile choice for mixed-voltage applications, and it can be used as an interface between different logic levels within a system.
ON Semiconductor's MC74LCX74DR2 offers high-speed operation, with a typical tPD of 4.5 ns at VCC = 3.3V, enabling fast signal processing and quick response times in critical applications such as computing, networking, and telecommunications. The flip-flop's outputs can drive up to 24 mA, providing good signal drive capability.
The device comes in a space-saving SOIC-14 package, which is suitable for surface-mount technology (SMT), allowing for efficient use of PCB space. This compact footprint is beneficial for high-density applications where board real estate is at a premium.
Additional features of the MC74LCX74DR2 include the following:
- Functionally compatible with the 74LCX74
- Power down high impedance inputs and outputs
- Supports live insertion and withdrawal (partial power-down)
- Implements patented noise/EMI reduction circuitry for quiet operation
- Latch-up performance exceeds 500 mA per EIA/JESD 78, Class II
Overall, the ON Semiconductor MC74LCX74DR2 is a feature-rich, dual D-type flip-flop that provides a reliable and efficient solution for a wide range of digital logic applications where low power and high speed are essential.
