HEF4938BT,118

Series:	4000B
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Logic Type:	Monostable
Independent Circuits:	2
Schmitt Trigger Input:	No
Propagation Delay:	40ns
Current - Output High, Low:	--
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	16-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	16-SO
Base Part Number:	4938

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Logic - Multivibrators have become an integral part of modern electrical controls. They play a crucial role in many analog to digital conversion applications and are used as standard for many other oscillator, delay and pulse timing applications. The HEF4938BT,118 is one such model of multivibrator that has excellent electrical characteristics and a unique set of features.The HEF4938BT,118 belongs to a class of logic - multivibrator circuits called astable multivibrators. These circuit designs consist of two amplifying stages connected back to back, along with positive and negative feedback. The first stage provides the wide-input swing to the second stage which, in turn, produces a rectangular output pulse. The frequency of these pulses depends on the charging and discharging of two capacitors through two resistors that are connected to the input and output of the multivibrator stages. This is how the HEF4938BT,118 is able to produce a continuous pulse output.The HEF4938BT,118 multivibrator offers a wide range of benefits and features, making it an ideal choice for modern electrical circuits. Thanks to its small size and low voltage requirements, it can be easily incorporated into a variety of digital circuitry. It is highly reliable and provides excellent noise suppression. In addition, it has a wide frequency range and is temperature and voltage compensated, allowing for reliable performance over a wide range of operating conditions.The HEF4938BT,118 can be used in many different applications. It is particularly useful for pulse-width modulation (PWM) control applications due to its high frequency operation. It can also be used to generate precision timing delays in digital systems. Because of its wide frequency range and low power consumption, it is an ideal choice for analog to digital conversion. It is also widely used in audio applications, notably for frequency shift keying (FSK) modulation.The HEF4938BT,118 has proven to be an extremely valuable component in the world of modern electrical control. Its small size, low power consumption, wide frequency range and temperature/voltage compensation make it an ideal choice for applications requiring precise timing. With its impressive electrical characteristics, this multivibrator is sure to provide reliable performance in many digital and analog systems.

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