仕様
| 属性 | 値 |
| Brand | Nexperia |
| MountingStyle | SMD/SMT |
| MinimumOperatingTemperature | - 40 C |
| MaximumOperatingTemperature | + 125 C |
| ProductType | Monostable Multivibrator |
| FactoryPackQuantity:FactoryPackQuantity | 96 |
| Subcategory | Logic ICs |
| Part#Aliases | 74LV123PW,112 |
| UnitWeight | 173 mg |
| DeliveryRestrictions | Mouser does not presently sell this product in your region. |
| Package/Case | TSSOP-16 |
| Height | 0.95 mm |
| Length | 5.1 mm |
| Width | 4.5 mm |
| OperatingSupplyVoltage | 3.3 V |
| SupplyVoltage-Min | 1 V |
| SupplyVoltage-Max | 5.5 V |
| LogicFamily | LV |
| LogicType | Monostable Multivibrator |
| ElementsperChip | 2 Element |
| PropagationDelayTime | 120 ns |
| LowLevelOutputCurrent | 12 mA |
| HighLevelOutputCurrent | - 12 mA |
概要
Description
The 74LV123PW is a dual retriggerable monostable multivibrator integrated circuit from the 74LV series, which operates at low voltage levels, typically between 2V and 5.5V. It features two independent monostable timers, each capable of generating a single output pulse in response to a trigger input. The duration of the output pulse can be set by external resistors and capacitors, allowing for flexibility in timing applications.
This IC is commonly used in applications such as pulse-width modulation, debounce circuits, and timer functions. It provides high-speed performance with low power consumption, making it suitable for battery-operated devices. The 74LV123PW is housed in a 16-pin TSSOP package, ensuring compact integration on PCBs.
Key features include high noise immunity, a wide supply voltage range, and compatibility with standard CMOS logic levels. Overall, the 74LV123PW is a versatile component ideal for timing and pulse generation tasks in various electronic designs.
This IC is commonly used in applications such as pulse-width modulation, debounce circuits, and timer functions. It provides high-speed performance with low power consumption, making it suitable for battery-operated devices. The 74LV123PW is housed in a 16-pin TSSOP package, ensuring compact integration on PCBs.
Key features include high noise immunity, a wide supply voltage range, and compatibility with standard CMOS logic levels. Overall, the 74LV123PW is a versatile component ideal for timing and pulse generation tasks in various electronic designs.
Equivalent
The 74LV123PW is a dual retriggerable monostable multivibrator. Equivalent products include:
- 74HC123
- 74HCT123
- 74LS123
These alternatives are part of similar logic families, maintaining compatibility in voltage levels and functional characteristics. Always check specific datasheets for pin configurations and electrical characteristics to ensure proper replacement.
- 74HC123
- 74HCT123
- 74LS123
These alternatives are part of similar logic families, maintaining compatibility in voltage levels and functional characteristics. Always check specific datasheets for pin configurations and electrical characteristics to ensure proper replacement.
Features
The 74LV123PW is a dual retriggerable monostable multivibrator IC designed for low-voltage applications. Key features include:
1. Dual Configuration: Contains two separate monostable circuits.
2. Low Voltage Operation: Operates from 2V to 5.5V, suitable for battery-powered devices.
3. Fast Response Time: Propagation delay of around 25 ns at 5V.
4. Retriggerable: Input can be retriggered while the output pulse is active, allowing for flexible timing applications.
5. Active Low Inputs: Trigger and reset inputs are active low.
6. Wide Timing Range: Output pulse width adjustable from microseconds to several minutes, depending on external resistors and capacitors.
7. TTL Compatibility: Compatible with standard TTL logic levels.
8. Low Power Consumption: Consumes minimal power, ideal for energy-efficient designs.
9. Wide Temperature Range: Reliable operation across various temperatures.
These features make the 74LV123PW suitable for timing delays, pulse generation, and various digital logic applications.
1. Dual Configuration: Contains two separate monostable circuits.
2. Low Voltage Operation: Operates from 2V to 5.5V, suitable for battery-powered devices.
3. Fast Response Time: Propagation delay of around 25 ns at 5V.
4. Retriggerable: Input can be retriggered while the output pulse is active, allowing for flexible timing applications.
5. Active Low Inputs: Trigger and reset inputs are active low.
6. Wide Timing Range: Output pulse width adjustable from microseconds to several minutes, depending on external resistors and capacitors.
7. TTL Compatibility: Compatible with standard TTL logic levels.
8. Low Power Consumption: Consumes minimal power, ideal for energy-efficient designs.
9. Wide Temperature Range: Reliable operation across various temperatures.
These features make the 74LV123PW suitable for timing delays, pulse generation, and various digital logic applications.
Pinout
The 74LV123PW is a dual retriggerable monostable multivibrator with a pin count of 16. It includes two independent monostable circuits, each capable of generating a time delay based on an external resistor and capacitor.
Pin Functions:
1. Pin 1 (A): Active low trigger input for the first monostable.
2. Pin 2 (Q): Output for the first monostable.
3. Pin 3 (Q'): Inverted output for the first monostable.
4. Pin 4 (GND): Ground.
5. Pin 5 (B): Active low trigger input for the second monostable.
6. Pin 6 (Q): Output for the second monostable.
7. Pin 7 (Q'): Inverted output for the second monostable.
8. Pin 8 (VCC): Positive supply voltage.
9. Pins 9-16: Various control and timing configuration pins (including reset and timing capacitor connections).
The device is widely used in timing applications and offers a fast response time with low power consumption.
Pin Functions:
1. Pin 1 (A): Active low trigger input for the first monostable.
2. Pin 2 (Q): Output for the first monostable.
3. Pin 3 (Q'): Inverted output for the first monostable.
4. Pin 4 (GND): Ground.
5. Pin 5 (B): Active low trigger input for the second monostable.
6. Pin 6 (Q): Output for the second monostable.
7. Pin 7 (Q'): Inverted output for the second monostable.
8. Pin 8 (VCC): Positive supply voltage.
9. Pins 9-16: Various control and timing configuration pins (including reset and timing capacitor connections).
The device is widely used in timing applications and offers a fast response time with low power consumption.
Manufacturer
The manufacturer of the 74LV123PW is Nexperia. Nexperia is a global semiconductor company that specializes in the production of discrete, logic, and MOSFET components. Established as a spin-off from NXP Semiconductors in 2017, Nexperia focuses on providing high-quality, reliable, and cost-effective semiconductor solutions for various applications in automotive, industrial, and consumer electronics. The company's product portfolio includes a wide range of integrated circuits, transistors, and diodes, catering to diverse market needs. Nexperia emphasizes innovation and efficiency in manufacturing, and it maintains a strong commitment to sustainability and environmental responsibility in its operations.
Application
The 74LV123PW is a dual retriggerable monostable multivibrator used in various applications, including pulse generation, timing circuits, and frequency division. It is suitable for generating precise time delays and can be utilized in digital signal processing, data communication, and automotive electronics. Additionally, it serves in timer applications, event counting, and as a debounce circuit in switches. Its low-voltage compatibility makes it ideal for battery-operated devices and low-power applications.
Package
The 74LV123PW is packaged in a TSSOP (Thin Shrink Small Outline Package) format. It typically features 16 pins and is designed for low-voltage applications, making it suitable for surface-mount technology (SMT) in compact electronic designs.