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MM74HC4538SJ Specifications
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TypeParameter
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Supplier Device Package16-SOP
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Package / Case16-SOIC (0.209", 5.30mm Width)
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Mounting TypeSurface Mount
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Operating Temperature-40°C ~ 85°C
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Voltage - Supply2 V ~ 6 V
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Current - Output High, Low5.2mA, 5.2mA
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Propagation Delay26 ns
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Schmitt Trigger InputYes
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Independent Circuits2
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Logic TypeMonostable
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PackagingTube
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Product StatusObsolete
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Series74HC
The MM74HC4538SJ is a dual retriggerable monostable multivibrator integrated circuit chip. It has several advantages and application scenarios, including:Advantages: 1. Dual functionality: The MM74HC4538SJ chip consists of two independent monostable multivibrators in a single package, allowing for the implementation of two separate timing functions. 2. Retriggerable operation: It supports retriggerable operation, which means that the output pulse width can be extended by triggering the chip again before the previous pulse has ended. 3. Wide operating voltage range: It operates within a wide voltage range, typically from 2V to 6V, making it compatible with various digital systems. 4. High noise immunity: The chip has high noise immunity, making it less susceptible to external noise and interference. 5. Low power consumption: It consumes low power, making it suitable for battery-powered applications.Application scenarios: 1. Timing circuits: The MM74HC4538SJ chip is commonly used in timing applications where precise and adjustable timing intervals are required. It can be used to generate accurate time delays, pulse-width modulation (PWM) signals, or as a clock generator. 2. Sequential logic circuits: It can be used in sequential logic circuits to control the timing of various operations or to synchronize different components. 3. Debouncing switches: The chip can be used to debounce mechanical switches or buttons, ensuring that only a single clean pulse is generated for each switch press, even if the switch bounces multiple times. 4. Frequency division: It can be used to divide the frequency of an input signal by generating a pulse output with a specific width and repetition rate. 5. Pulse shaping: The MM74HC4538SJ chip can be used to shape input pulses by generating output pulses with a specific width and delay.Overall, the MM74HC4538SJ chip is versatile and finds applications in various timing and control circuits where precise timing intervals, retriggerable operation, and low power consumption are required.
MM74HC4538SJ Relevant information