74ACT14TTR

Current - Output High, Low:	24mA, 24mA
Base Part Number:	74ACT14
Package / Case:	14-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	14-TSSOP
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 125°C
Max Propagation Delay @ V, Max CL:	11.4ns @ 5V, 50pF
Logic Level - High:	2V
Logic Level - Low:	0.6V
Series:	74ACT
Current - Quiescent (Max):	4µA
Voltage - Supply:	4.5 V ~ 5.5 V
Features:	Schmitt Trigger
Number of Inputs:	6
Number of Circuits:	6
Logic Type:	Inverter
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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74ACT14TTR is an integrated logic gate. It is comprised of a pair of Schmitt triggers with an active-low active-high output that simulate a four-input NAND gate. It is part of the industrial TTL series, which is widely used in consumer electronics, automotive electrical systems, manufacturing, and robotics.The gate is used to provide logic statements to control the function of a system or circuit. It features an open-collector logic level, allowing the active level voltage to be scaled as needed. It is also configured for either current sourcing or sinking, providing a wide range of design options and flexibility.The 74ACT14TTR has two inputs and two outputs. The inputs are named A, B, C, and D. The outputs are named Y0 and Y1. A and B are logic level inputs and C and D are also logic level inputs. The two outputs Y0 and Y1 depend on the inputs.When A is logic 1 and B is logic 0, Y0 will be logic 0 and Y1 will be logic 1. When A and B are both logic 1, Y0 will be logic 1 and Y1 will be logic 0. The inverting output of the 74ACT14TTR operates in a similar manner. When C is logic 1 and D is logic 0, Y0 will be logic 1 and Y1 will be logic 0. When C and D are both logic 1, Y0 will be logic 0 and Y1 will be logic 1.The 74ACT14TTR can be used in a wide range of applications including motor control, audio circuitry, process control systems, and touch-sensitive input devices. It can also be used in high-speed switching circuits and can be clocked with a frequency greater than 500kHz. Additionally, the gate has an operating temperature range of -40 to 85 degrees Celsius.The working principle of the 74ACT14TTR is relatively simple. When both inputs are logic 1, the two outputs will be complementary. When either input is logic 0, the two outputs will be the same. This operation is made possible by a transistors-based circuit inside the gate. The circuit uses two PNP and two NPN transistors, as well as diodes and resistors, to provide two outputs whose logic level depends on the input logic levels.Overall, the 74ACT14TTR is a very useful and versatile logic gate. Its ability to simulate a four-input NAND gate and to provide an open-collector logic level make it well-suited for a wide range of industrial and consumer applications. Additionally, its operation is based on a simple transistors-based circuit, providing straightforward control and setup.

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