74123 DIP IC Dual Retriggerable Monostable Multivibrator (74123 IC)
The 74123 is a dual retriggerable monostable multivibrator integrated circuit designed for generating controlled output pulses in digital systems. It contains two independent monostable circuits that produce a pulse of defined duration when triggered by an input signal.
The retriggerable feature allows the output pulse to be extended if additional trigger signals are received during the timing interval. The pulse width is controlled using external resistor and capacitor components making it suitable for timing delay and pulse shaping applications. The DIP package allows easy use in breadboard prototyping and PCB based digital electronics designs.
Key Features
- Dual retriggerable monostable multivibrator
- Two independent timing circuits in one IC
- Retriggerable pulse operation
- Adjustable pulse width using external resistor and capacitor
- Suitable for timing delay and pulse shaping circuits
- TTL compatible logic levels
- DIP package suitable for prototyping and PCB mounting
Specifications
- IC Model = 74123
- Logic Type = Dual retriggerable monostable multivibrator
- Number Of Circuits = 2
- Pulse Width Control = External resistor and capacitor
- Logic Family = TTL
- Package Type = DIP
- Operating Voltage = 4.75V to 5.25V
- Application = Pulse generation timing and delay circuits
Interfaces
- A1 = Trigger input channel 1
- B1 = Trigger input channel 1
- CLR1 = Clear input channel 1
- Q1 = Output channel 1
- Q1N = Inverted output channel 1
- RC1 = Timing resistor connection channel 1
- C1 = Timing capacitor connection channel 1
- A2 = Trigger input channel 2
- B2 = Trigger input channel 2
- CLR2 = Clear input channel 2
- Q2 = Output channel 2
- Q2N = Inverted output channel 2
- RC2 = Timing resistor connection channel 2
- C2 = Timing capacitor connection channel 2
- VCC = Power supply
- GND = Ground
