The 74ALS74AD from NXP Semiconductors is a high-quality, dual positive-edge triggered D-type flip-flop with a direct clear (CLR) and preset (PRE) inputs. This integrated circuit is part of the Advanced Low-power Schottky (ALS) technology offering a fine balance between speed and power consumption, making it a preferred choice for a wide range of applications.
Key Features:
- Dual D-Type Flip-Flops: The device contains two independent D-type flip-flops with individual clear and preset inputs for each flip-flop.
- Edge-Triggered: Positive-edge triggering ensures that the flip-flops change state in synchronization with a rising edge of the clock pulse.
- Direct Clear and Preset: The CLR and PRE inputs can be used to override the clock and immediately set or reset the flip-flop.
- Low Power Consumption: ALS technology provides a reduced power profile compared to standard Schottky logic while maintaining high speed.
- Compatibility: The 74ALS74AD is compatible with TTL logic levels, allowing for easy integration into existing digital systems.
Applications:
The versatility of the 74ALS74AD makes it suitable for a broad range of applications, including:
- Registers and counters
- Toggle circuits
- Control implementations
- Memory storage elements
- Sequential logic circuits
Technical Specifications:
Parameter
Value
Supply Voltage (V<sub>CC)
4.5V to 5.5V
High-level Input Voltage (V<sub>IH)
2V min
Low-level Input Voltage (V<sub>IL)
0.8V max
Output Current (I<sub>OL / I<sub>OH)
4mA / -0.4mA
Propagation Delay (t<sub>pd)
Typically 10ns
Operating Temperature Range
-40°C to +85°C
Ordering Information:
The 74ALS74AD is available in a standard SOIC-14 package and can be ordered through NXP Semiconductors or authorized distributors. Please refer to the part number 74ALS74AD for procurement.
For further information, datasheets, and support, visit the NXP Semiconductors official website or contact your local sales representative.
