Overview
The 74HCT123PW-Q100118 is a dual retriggerable monostable multivibrator integrated circuit produced by NXP USA Inc. This component is part of the 74HCT series, which is known for its high-speed Si-gate CMOS technology and compliance with JEDEC standard no. 7A. It is designed to be pin-compatible with Low-power Schottky TTL (LSTTL) devices. The 74HCT123PW-Q100118 is widely used in various electronic applications requiring precise timing and pulse generation.
Key Specifications
| Parameter | Description |
|---|---|
| Manufacturer | NXP USA Inc. |
| Series | 74HCT, Automotive, AEC-Q100 |
| Logic Type | Monostable |
| Independent Circuits | 2 |
| Schmitt Trigger Input | Yes (on nA and nB inputs) |
| Propagation Delay | 65 ns (typical at 25°C, VCC = 5 V) |
| Current - Output High, Low | 4 mA, 4 mA |
| Voltage - Supply | 4.5 V ~ 5.5 V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 16-TSSOP (0.173", 4.40mm Width) |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
Key Features
- Dual retriggerable monostable multivibrator with reset, allowing for flexible pulse width control through external resistors and capacitors.
- Schmitt trigger inputs on nA and nB, providing high tolerance to slow input transitions.
- Ability to extend or terminate the output pulse width by retriggering or using the reset input (nRD).
- High-speed Si-gate CMOS technology for low power consumption and high performance.
- Pin-compatible with Low-power Schottky TTL (LSTTL) devices.
- Compliance with JEDEC standard no. 7A and AEC-Q100 for automotive applications.
Applications
- Automotive systems requiring precise timing and pulse generation.
- Industrial control systems where reliable and adjustable timing signals are necessary.
- Medical devices that need accurate pulse generation for various diagnostic and therapeutic purposes.
- Telecommunication equipment for timing and synchronization tasks.
- General-purpose electronic circuits requiring monostable multivibrators.
Q & A
- What is the primary function of the 74HCT123PW-Q100118?
The primary function is to act as a dual retriggerable monostable multivibrator, generating precise timing pulses.
- What is the operating voltage range of the 74HCT123PW-Q100118?
The operating voltage range is 4.5 V to 5.5 V.
- What is the typical propagation delay of the 74HCT123PW-Q100118?
The typical propagation delay is 65 ns at 25°C and VCC = 5 V.
- Does the 74HCT123PW-Q100118 have Schmitt trigger inputs?
Yes, it has Schmitt trigger inputs on nA and nB.
- What is the package type of the 74HCT123PW-Q100118?
The package type is 16-TSSOP (0.173", 4.40mm Width).
- What is the operating temperature range of the 74HCT123PW-Q100118?
The operating temperature range is -40°C to 125°C.
- Is the 74HCT123PW-Q100118 RoHS compliant?
No, it is not applicable for RoHS compliance.
- How can the output pulse width be controlled in the 74HCT123PW-Q100118?
The output pulse width can be controlled by external resistors and capacitors, and it can also be extended or terminated using the retriggering inputs or the reset input (nRD).
- What are some common applications of the 74HCT123PW-Q100118?
Common applications include automotive systems, industrial control systems, medical devices, and telecommunication equipment.
- Is the 74HCT123PW-Q100118 pin-compatible with other logic families?
Yes, it is pin-compatible with Low-power Schottky TTL (LSTTL) devices.
