74AC74B
- Mfr.Part #
- 74AC74B
- Manufacturer
- STMicroelectronics
- Package / Case
- 14-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC FF D-TYPE DUAL 1BIT 20TSSOP
- Stock
- 38,241
- In Stock :
- 38,241
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Flip Flops
- Base Part Number :
- 74AC74
- Type :
- D-Type
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Lead Free :
- Contains Lead
- Current - Output High, Low :
- 24mA 24mA
- RoHS Status :
- ROHS3 Compliant
- Logic Function :
- AND, D-Type, Flip-Flop
- Propagation Delay :
- 14 ns
- Input Capacitance :
- 3pF
- Family :
- AC
- Supply Voltage-Min (Vsup) :
- 2V
- Terminal Finish :
- Matte Tin (Sn)
- Supply Voltage :
- 3.3V
- Trigger Type :
- POSITIVE EDGE
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Position :
- Dual
- Operating Temperature :
- -55°C~125°C TA
- Mount :
- Through Hole
- Number of Elements :
- 2
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Clock Frequency :
- 300MHz
- Polarity :
- Non-Inverting
- Packaging :
- Tube
- Load Capacitance :
- 50pF
- Power Supplies :
- 3.3/5V
- JESD-609 Code :
- e3
- Voltage - Supply :
- 2V~6V
- Max Frequency@Nom-Sup :
- 90000000Hz
- Series :
- 74AC
- Number of Terminations :
- 14
- Clock Edge Trigger Type :
- POSITIVE EDGE
- Supply Voltage-Max (Vsup) :
- 6V
- Qualification Status :
- Not Qualified
- Number of Pins :
- 14
- Package / Case :
- 14-DIP (0.300, 7.62mm)
- Turn On Delay Time :
- 5 ns
- Number of Input Lines :
- 1
- Current - Quiescent (Iq) :
- 2µA
- Output Type :
- Differential
- Mounting Type :
- Through Hole
- Max Propagation Delay @ V, Max CL :
- 10ns @ 5V, 50pF
- Function :
- Set(Preset) and Reset
- Number of Bits :
- 1
- Datasheets
- 74AC74B

Flip Flops STMicroelectronics 74AC74B Overview
The 74AC74B from STMicroelectronics is a dual D-type flip-flop integrated circuit, housed in a compact 20TSSOP package. This high-performance component is designed to provide reliable bistable operation, where each flip-flop has separate set, reset, clock, and output controls. The 74AC74B is distinguished by its fast switching capabilities and low power consumption, making it an ideal choice for applications demanding high-speed and efficiency. By integrating advanced fabrication technologies, STMicroelectronics ensures that the 74AC74B delivers superior performance, contributing significantly to the optimization of digital systems. This Flip Flops STMicroelectronics 74AC74B plays a critical role in enhancing system reliability and functionality across various electronic applications.
74AC74B Features
The 74AC74B dual D-type flip-flop includes several key features that make it a robust choice for high-demand applications. It offers high-speed operation and a wide operating voltage range, which is crucial for flexible integration into different system designs. The device also features edge-triggered D-type inputs, high noise immunity, and low power consumption. Its outputs can drive up to 8 LSTTL loads, which are essential for interfacing with existing digital systems and for future scalability. The 20TSSOP package ensures compact and space-efficient design, suitable for high-density mounting requirements.
74AC74B Applications
- Communication Equipment: Utilized in data buffering and data storage, improving signal integrity and reducing data corruption.
- Computing Systems: Employed in edge-triggered processing for synchronous data transfer, ensuring data coherence in complex computing environments.
- Consumer Electronics: Integral in timing applications within consumer devices, enabling precise control over operations and enhancing user interface responsiveness.
- Industrial Automation: Used in control systems to maintain state information and manage sequential operations, crucial for automation reliability.
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