Overview
The 74HC123D/S400118 is a dual retriggerable monostable multivibrator produced by NXP USA Inc. This component is part of the 74HC series and is widely used in digital circuits for generating timing pulses. It features two independent monostable multivibrators, each with a reset input, making it versatile for various timing and pulse generation applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Logic Family | 74HC | - |
| Package Type | 16-SOIC (0.154", 3.90mm Width) | - |
| No. of Pins | 16 | - |
| Supply Voltage | 2 V to 6 V | V |
| Operating Temperature | -40°C to +125°C | °C |
| Propagation Delay | 24 ns | ns |
| Output Current (High/Low) | 5.2 mA / 5.2 mA | mA |
| Schmitt Trigger Input | Yes | - |
| Independent Circuits | 2 | - |
| Mounting Type | Surface Mount | - |
| RoHS Compliance | Yes | - |
Key Features
- Dual retriggerable monostable multivibrator with reset inputs.
- Two independent circuits, each capable of generating timing pulses.
- Schmitt trigger inputs for improved noise immunity.
- Wide supply voltage range from 2 V to 6 V.
- Low power consumption with a maximum supply current of 80 μA at 6 V.
- High output current capability of up to 5.2 mA.
- Operating temperature range from -40°C to +125°C.
Applications
The 74HC123D/S400118 is suitable for a variety of applications requiring precise timing and pulse generation, such as:
- Digital timing circuits.
- Pulse generators.
- Frequency dividers.
- Sequential logic circuits.
- Automotive and industrial control systems.
Q & A
- What is the primary function of the 74HC123D/S400118?
The primary function is to act as a dual retriggerable monostable multivibrator, generating timing pulses with reset capabilities. - What is the supply voltage range for this component?
The supply voltage range is from 2 V to 6 V. - How many independent circuits does the 74HC123D/S400118 have?
It has two independent circuits. - What is the propagation delay of the 74HC123D/S400118?
The propagation delay is 24 ns. - Is the 74HC123D/S400118 RoHS compliant?
Yes, it is RoHS compliant. - What is the operating temperature range of the 74HC123D/S400118?
The operating temperature range is from -40°C to +125°C. - What type of inputs does the 74HC123D/S400118 have?
The component has Schmitt trigger inputs for improved noise immunity. - How much output current can the 74HC123D/S400118 handle?
The output current capability is up to 5.2 mA. - What is the package type of the 74HC123D/S400118?
The package type is 16-SOIC (0.154", 3.90mm Width). - What are some common applications of the 74HC123D/S400118?
Common applications include digital timing circuits, pulse generators, frequency dividers, and sequential logic circuits.
