Overview
The 74HC423D,653 is a dual retriggerable monostable multivibrator with reset, manufactured by Nexperia USA Inc. This integrated circuit is part of the 74HC series and is designed to provide flexible output pulse width control through two methods. The device is programmed by selecting an external resistor, allowing for customizable pulse times. It operates within a supply voltage range of 2.0 to 6.0 volts and is known for its low power dissipation and high noise immunity.
Key Specifications
| Type number | VCC (V) | Logic switching levels | Output drive capability (mA) | tpd (ns) | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package name |
|---|---|---|---|---|---|---|---|---|---|---|
| 74HC423D | 2.0 - 6.0 | CMOS | ± 5.2 | 23 | Low | -40 to +125 | 77 | 2.8 | 35 | SO16 (SOT109-1) |
Key Features
- Dual retriggerable monostable multivibrator with reset
- Output pulse width control by two methods: external resistor and capacitor
- Low power dissipation
- High noise immunity
- Latch-up performance exceeds 100 mA per JESD 78 Class II Level B
- Complies with JEDEC standard no. 7A
- HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V
- CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V
Applications
The 74HC423D,653 finds applications across various industries, including:
- Automotive systems: For timing and pulse generation in automotive electronics.
- Industrial control: In control circuits requiring precise timing and pulse width control.
- Consumer electronics: For timing functions in consumer devices such as audio and video equipment.
- Mobile and wearables: In mobile devices and wearables where low power consumption is critical.
- Power and computing: In power management and computing systems requiring reliable timing signals.
Q & A
- What is the 74HC423D,653?
The 74HC423D,653 is a dual retriggerable monostable multivibrator with reset, part of the 74HC series from Nexperia USA Inc.
- What is the supply voltage range for the 74HC423D,653?
The supply voltage range is 2.0 to 6.0 volts.
- How is the output pulse width controlled in the 74HC423D,653?
The output pulse width is controlled by two methods: using an external resistor and/or capacitor.
- What are the key features of the 74HC423D,653?
Key features include low power dissipation, high noise immunity, and compliance with JEDEC standards.
- What are the operating temperature ranges for the 74HC423D,653?
The device operates from -40°C to +125°C.
- What is the package type for the 74HC423D,653?
The device is packaged in a 16-pin SOIC (SOT109-1).
- What are some common applications for the 74HC423D,653?
Common applications include automotive, industrial control, consumer electronics, mobile and wearables, and power and computing systems.
- Does the 74HC423D,653 have any special protection features?
Yes, it has high ESD protection: HBM exceeds 2000 V and CDM exceeds 1000 V.
- How can I obtain more detailed technical information about the 74HC423D,653?
You can find detailed technical information in the datasheet available on Nexperia's website or through authorized distributors like Digi-Key.
- Can I order samples of the 74HC423D,653?
Yes, samples can be ordered via Nexperia's sales organization or through authorized distributors.
