TC74HC08APF

Current - Output High, Low:	5.2mA, 5.2mA
Base Part Number:	74HC08
Package / Case:	14-DIP (0.300", 7.62mm)
Supplier Device Package:	14-DIP
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 85°C
Max Propagation Delay @ V, Max CL:	13ns @ 6V, 50pF
Logic Level - High:	1.5 V ~ 4.2 V
Logic Level - Low:	0.5 V ~ 1.8 V
Series:	TC74HC
Current - Quiescent (Max):	1µA
Voltage - Supply:	2 V ~ 6 V
Features:	--
Number of Inputs:	2
Number of Circuits:	4
Logic Type:	AND Gate
Part Status:	Active
Packaging:	Tube

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Logic - Gates and InvertersThe TC74HC08APF is an integrated circuit in a 14-pin DIP package design. It is a quad 2-input AND gate with active-low outputs. This IC is designed using CMOS technology, making it suitable for low-power applications, and adds on an additional feature which allows users to employ the same circuit with both active-high and active-low outputs. This combined with a power dissipation rating of around 10 mW make the TC74HC08APF a popular choice for logic circuitry applications. The TC74HC08APF is a member of the family of 74HC TTL-compatible CMOS logic ICs. It is a general purpose TTL compatible inverter which comes with a 2-input AND gate with low output current when compared to TTL, and it can also function as an OR gate with high output current. The gate has Pull-up and Pull-down resistors which allow the user to control the output by switching between 0 and 1 (or logic high and low). The gate has an internal voltage level shift feature where its pins remain at the same levels regardless of the operating voltage.The 74HC08APF has a wide range of applications in logic circuitry which include use in digital logic circuits, high frequency switching, logic voltage level shifting, transcribing logic levels from one logic family to another etc. It is used in chip-level development, where it is useful in electrical engineering applications, due to its high frequency capability, high noise immunity, and low power dissipation rating. The 74HC08APF also is a common choice for use in portable electronic devices, due to its portability and power-savings.The internal workings of the TC74HC08APF consists of a constant voltage source, two input AND gates, and two output stages. When a logic voltage is applied to the two input AND gates, they will both be at logic 0 (or logic low). The output stages then take the signals from the two input AND gates and invert them if the output connection is an active-low output, or leave them as is if it is an active-high output. When the TC74HC08APF is used in digital sensing applications, the input needs to be monitored for low and high levels. If a low level is detected, the output will stay at 0, and if a high level is detected, the output will stay at 1. The viability of the circuit is then tested by looking at the output to get a sense of what the input was. The voltage levels of the two input AND gates may be different from each other, so if one is at 4.5V and the other is at 5V, the output will still be at a low level when the input is at 4.5V.The TC74HC08APF is a versatile and efficient circuit used in numerous applications. Its low power consumption and TTL compatibility make it a great choice for many projects. It can be used to interface with other logic circuits, voltage shift, and provide logic analysis. With its many features, the TC74HC08APF makes an excellent choice for a variety of logic applications.

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