Overview
The 74HCT221D,112 is a dual non-retriggerable monostable multivibrator integrated circuit produced by Nexperia USA Inc. This component is part of the 74HCT series, which is known for its high-speed CMOS logic. The device features two independent monostable multivibrators, each with an active LOW-going edge input (nA) and an active HIGH-going edge input (nB), along with a reset input. This makes it versatile for various timing and pulse generation applications in electronic circuits.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Nexperia USA Inc. |
| Package Type | SO16 (16-pin Small Outline) |
| Logic Family | 74HCT |
| Number of Circuits | Dual Monostable Multivibrator |
| Input Type | Active LOW-going edge (nA), Active HIGH-going edge (nB) |
| Reset Input | Yes |
| Operating Voltage | 4.5V to 5.5V |
| Operating Temperature | -40°C to 125°C |
| Pulse Width Range | 30ns to 68 minutes |
Key Features
- Dual non-retriggerable monostable multivibrators.
- Active LOW-going edge input (nA) and active HIGH-going edge input (nB) for each multivibrator.
- Reset input for each multivibrator.
- High-speed CMOS logic with low power consumption.
- Wide pulse width range from 30ns to 68 minutes.
- Operating voltage range of 4.5V to 5.5V.
- Operating temperature range of -40°C to 125°C.
Applications
The 74HCT221D,112 is suitable for a variety of applications requiring precise timing and pulse generation. These include:
- Timing circuits in digital systems.
- Pulse stretching and shaping.
- Debouncing switches.
- Generating clock signals.
- Automotive and industrial control systems.
Q & A
- What is the 74HCT221D,112 used for? The 74HCT221D,112 is used as a dual non-retriggerable monostable multivibrator for generating precise timing and pulse signals in electronic circuits.
- What are the key inputs of the 74HCT221D,112? The key inputs include active LOW-going edge (nA), active HIGH-going edge (nB), and a reset input for each multivibrator.
- What is the operating voltage range of the 74HCT221D,112? The operating voltage range is 4.5V to 5.5V.
- What is the package type of the 74HCT221D,112? The package type is SO16 (16-pin Small Outline).
- What is the temperature range for the 74HCT221D,112? The operating temperature range is -40°C to 125°C.
- Can the 74HCT221D,112 be used in automotive applications? Yes, it can be used in automotive and industrial control systems due to its robust specifications.
- How many multivibrators are included in the 74HCT221D,112? The device includes two independent monostable multivibrators.
- What is the pulse width range of the 74HCT221D,112? The pulse width range is from 30ns to 68 minutes.
- Is the 74HCT221D,112 a high-speed device? Yes, it is part of the high-speed CMOS logic family.
- Does the 74HCT221D,112 have a reset function? Yes, each multivibrator has a reset input.
