SN74ACT74PW

Max Propagation Delay @ V, Max CL:	11ns @ 5V, 50pF
Base Part Number:	74ACT74
Package / Case:	14-TSSOP (0.173", 4.40mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Input Capacitance:	3pF
Current - Quiescent (Iq):	2µA
Voltage - Supply:	4.5 V ~ 5.5 V
Current - Output High, Low:	24mA, 24mA
Trigger Type:	Positive Edge
Series:	74ACT
Clock Frequency:	210MHz
Number of Bits per Element:	1
Number of Elements:	2
Output Type:	Differential
Type:	D-Type
Function:	Set(Preset) and Reset
Part Status:	Active
Packaging:	Tube

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Logic - Flip Flops

Flip-flops are used in digital electronics to store binary data or logic states. They are synchronized devices and process two inputs: SET and RESET. They are usually the main components of sequential logic circuits. Flip-flops can be implemented in two ways: as latches or as edge-triggered devices.The SN74ACT74PW is a dual-D edge-triggered flip-flop designed for high-speed data transmission. It is a single-gate device, meaning that both latch and edge-triggering function can be done in a single integrated circuit. It is widely used in many different applications due to its low power consumption, high-duty cycle stability and very fast switching time.

Application Field

The SN74ACT74PW is a widely used device in many different applications. It can be used in electronic signal transmission, computer system peripherals and data processing. It is also used in memory modules, communication systems, signal conversion and data demultiplexing. It is often used in 3.3V logic systems due to its low-voltage requirement.

Working Principle

The SN74ACT74PW operates using two-phase pulsed clock signals. When both Clock and Data inputs are active, they act as a reset signal forcing the output to reset to its initial state. The master and slave outputs of the device are clocked separately. When Clock is low, the input Data is clocked onto the master output and then transferred to the slave output after one clock pulse. The device can operate in asynchronous and synchronous mode depending on the type of input signals.In asynchronous mode, the reset and trigger signals of the device are synchronous. The master output follows the Data input when the Clock signal goes low, and the slave output follows the Data input after one clock pulse. In synchronous mode, the input Data is only clocked when the Clock signal is low, and the reset is independent from the Data input.

Conclusion

The SN74ACT74PW is a dual-D edge-triggered flip-flop designed for high-speed data transmission. It is a single-gate device, meaning that both latch and edge-triggering function can be done in a single integrated circuit. The SN74ACT74PW is used in many different applications, including electronic signal transmission, computer systems and data processing. It operates using two-phase pulsed clock signals and can operate in both asynchronous and synchronous modes.

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