Specification:-
- Number of pins: 20
- Propagation Delay: 40ns
- Current Rating: 5.2 mA
- Wide operating voltage range: 2 to 6V
- Operating Temperature (°C): − 40°C to + 85°C
SKU: PN8501A
74HC221 Dual Monostable Multivibrator with Reset IC DIP-16 Package
The 74HC221 is a Dual Monostable Multivibrator IC with Reset capability, available in a 16-pin DIP package. This IC contains two independent monostable multivibrators, each capable of generating precise time delays. The 74HC221 operates in a retriggerable monostable mode, meaning that if an input trigger occurs during an active pulse period, the output pulse duration is extended. This feature makes it highly versatile for timing and pulse-generation applications, allowing for a flexible response to subsequent input triggers. Each multivibrator in the 74HC221 has a reset input, enabling immediate termination of the output pulse when needed. This reset capability provides precise control over timing sequences, which is useful in applications requiring frequent or emergency resets. The pulse duration is determined by external resistor-capacitor (RC) components connected to the IC, allowing for customizable pulse widths ranging from microseconds to seconds. This flexibility is ideal for timing circuits, signal shaping, pulse stretching, and delay-generation applications in digital electronics.
Features:-
- DIP-16 Package
- Low Power Consumption
- High-Speed Performance
- Wide Operating Voltage Range
- Eight Inverting Buffers/Line Drivers
- Outputs can be placed in a high-impedance state
