MC74HC30ADG

Current - Output High, Low:	5.2mA, 5.2mA
Base Part Number:	74HC30
Package / Case:	14-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	14-SOIC
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 125°C
Max Propagation Delay @ V, Max CL:	30ns @ 6V, 50pF
Logic Level - High:	1.5 V ~ 4.2 V
Logic Level - Low:	0.5 V ~ 1.8 V
Series:	74HC
Current - Quiescent (Max):	2µA
Voltage - Supply:	2 V ~ 6 V
Features:	--
Number of Inputs:	8
Number of Circuits:	1
Logic Type:	NAND Gate
Part Status:	Active
Packaging:	Tube

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Introduction

The MC74HC30ADG is an inverter gate IC from Motorola\'s 74HC and 74HCT range of CMOS devices. The letters HC stand for High-speed CMOS and indicate that these devices have improved speed characteristics over earlier CMOS families. The \'T\' after HC indicates that the device is designed for lower power applications. The device is a Quad 2-input NAND Gate with open drain outputs. It has a wide voltage range of 2V to 6V and is designed to be operated at the same logic level to ensure a reliable and stable operation.

Applications

The MC74HC30ADG is a high-performance, low-power NAND gate and is used in a wide range of applications. It is widely used in digital systems as a voltage level converter, data transceiver, or as an interface between different logic families. It can also be used in systems that require level conversion or wide voltage level translation. The device also has other applications such as signal buffering, frequency dividers, and multiplexer and demultiplexer (mux/demux) circuits.

Working Principle

The MC74HC30ADG is a quad 2-input NAND gate. Its internal construction is similar to that of other NAND gates; it is made up of two transistors and two resistors connected in a circuit. It can be used to implement Boolean logic, such as AND and OR. The NAND gate has two inputs (A and B). When both inputs are high, the output is low. When either input is low, the output is high. The device features an open drain output, which means that the output of the device is controlled by an external pull up resistor. The pull up resistor increases the voltage of the output when it is in the low state, and decreases the voltage of the output when it is in the high state. This feature allows the device to be used in wide voltage level translation applications.

Conclusion

The MC74HC30ADG is a quad 2-input NAND gate with open drain output. It is used in a wide range of applications, including digital systems requiring level conversion, signal buffering, frequency dividers and multiplexers/demultiplexers. The device is well-suited for low-power applications, and its internal construction is similar to that of other NAND gates.

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