CD74ACT574M96E4

Max Propagation Delay @ V, Max CL:	11.2ns @ 5V, 50pF
Base Part Number:	74ACT574
Package / Case:	20-SOIC (0.295", 7.50mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 125°C (TA)
Input Capacitance:	10pF
Current - Quiescent (Iq):	8µA
Voltage - Supply:	4.5 V ~ 5.5 V
Current - Output High, Low:	24mA, 24mA
Trigger Type:	Positive Edge
Series:	74ACT
Clock Frequency:	110MHz
Number of Bits per Element:	8
Number of Elements:	1
Output Type:	Tri-State, Non-Inverted
Type:	D-Type
Function:	Standard
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to CD74ACT574M96E4

CD74ACT574M96E4 is a common integrated circuit (IC) from Texas Instruments, a popular electronics company. The CD74ACT574M96E4 is a part of the 74ACT series and is classified as a Logic – Flip Flop. The part number for the device is 74ACT574M96E4 and the device is defined as a Dual 4-bit (8-bit) Non-Inverting Transparent Latch with 3-state Outputs. This device is part of the 74ACT family and interface also includes a wide signaling range, along with enhanced noise immunity and fast switching.

Application Field

The device is mainly used in digital applications providing the user with control of four independent data bits with a single chip. The 74ACT574M96E4 device can be used for data storage, multiplexers, busy condition logic and in keyboards for key roll-over. This device can be used in multiplexing applications as it has very low propagation delay time and high current drive for higher noise immunity and data throughput. It is also used in address decoding to eliminate the need for additional components.The 74ACT574M96E4 part also supports direct memory access which is commonly used in server systems, disk controllers and other similar memory-oriented applications. The device is widely used in networking applications due to its capability to transmit data at very high rates and low power requirements. It is also employed in video applications and robotics due to its high speed and low power features.

Working Principle

The CD74ACT574M96E4 is a dual 4-bit non-inverting transparent latch with three-state outputs. It consists of two individual 4-bit latches, each with its own data inputs, clock input and output enable inputs. Data is entered into each of the latches through the DIN inputs. The output of the latch is the Q outputs. When the clock input (CP) is activated with a low signal, the data present at the DIN inputs is transferred to the Q outputs. The output enable (OE1 and OE2) inputs are used when the outputs are to be disabled. The 74ACT574M96E4 device is designed to provide static data storage and transfer between two systems. It is important to note that the 74ACT574M96E4 device does not incorporate an internal clock, thus requiring an external clock source to drive the data through the device. The device also has the additional functionality to alter the output drive state. When the output is enabled, the device features open drain high current drive, while when disabled the output drive will switch to either high impedance or a sink current state.

Conclusion

The CD74ACT574M96E4 is a highly integrated and versatile device, capable of supporting a wide variety of applications. It is mainly used in logic and flip-flop applications requiring fast switching and high noise immunity. It is also used in multiplexing and address decoding applications, as well as in memory applications such as DMA and networks. The device incorporates two independent 4-bit latches which simplifies the design of systems requiring multiple data I/Os. The 74ACT574M96E4 device is a truly remarkable integrated circuit, designed to deliver both speed and efficiency.

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