74ACT174MTR

Max Propagation Delay @ V, Max CL:	10.5ns @ 5V, 50pF
Base Part Number:	74ACT174
Package / Case:	16-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 125°C (TA)
Input Capacitance:	4pF
Current - Quiescent (Iq):	4µA
Voltage - Supply:	4.5 V ~ 5.5 V
Current - Output High, Low:	24mA, 24mA
Trigger Type:	Positive Edge
Series:	74ACT
Clock Frequency:	200MHz
Number of Bits per Element:	6
Number of Elements:	1
Output Type:	Non-Inverted
Type:	D-Type
Function:	Master Reset
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction

The 74ACT174MTR is a logic device belonging to the family of flip flops. It is a versatile part used to store, control and capture logic state information in digital systems. The 74ACT174MTR is used to control operations in a variety of products such as mobile phones, consumer electronics, and embedded systems.

Application Field

The 74ACT174MTR is mainly used in data and communication systems, consumer electronics and security systems. This logic device is available in a small QSOP package, making it an ideal choice for applications where size and weight are important factors. It can be used in many different applications, such as providing control signals for multiple variable-length data streams, switching and latched control signals, memory address and control signals. The 74ACT174MTR can also be used for time-critical sequencing functions, such as controlling the operation of photo-multipliers in security systems, integrating with counters and shift registers, handling processor-controlled operations, and creating a strobe signal to activate an external device.

Working Principle

The 74ACT174MTR is a logic device composed of two serially connected inverters. Each inverter has two inputs, a data (D) and a reset (R) input, and one output which is inverted compared to the input. The output of the first inverter is the Q output and the output of the second inverter is the inverted output Q\'. When D and R inputs are at high logic levels, then Q output is also high and Q\' output is low. When D and R inputs are at low logic levels, then Q output is low and Q\' output is high. The 74ACT174MTR will retain the logic state of the Q and Q\' outputs until a low logic level is applied to the R input. In order to reset the device, the R input must be held at a low logic state during two full clock cycles. Once the R input is low, both the Q and Q\' outputs will be reset to high, regardless of the state of the D input. The 74ACT174MTR also has an asynchronous clear (CLR) input. When a low logic level is applied to the CLR input, both the Q and Q\' outputs will be reset to high regardless of the state of the D or R inputs.

Conclusion

The 74ACT174MTR is a versatile flip-flop logic device with a wide range of applications. It can be used for both synchronous and asynchronous operations and is available in a small QSOP package. The device is used in data and communication systems, consumer electronics and security systems to control operations, store logic state information, and provide switching and latched control signals. The 74ACT174MTR is a reliable and cost-effective solution for many digital systems.

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