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74HC123BQ
Nexperia
- Fabricante
- Mfr. Parte #74HC123BQ
- Paquete
- Hoja de datos
- En stock27680
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Especificaciones
Descripción general
Description
Key features include a wide supply voltage range (2V to 6V), low power consumption, and fast response times. It can be triggered by either a rising or falling edge and is retriggerable, meaning a new input pulse can extend the output pulse duration. The output can drive TTL-compatible loads directly, making it useful in various timing applications, such as pulse width modulation, time delay generation, and signal conditioning.
The 74HC123BQ is often used in digital circuits requiring precise timing control and is available in various package types, including SOIC and TSSOP, suitable for compact designs. Its robustness and versatility make it a popular choice in both hobbyist and professional electronic applications.
Features
1. Dual Operation: Contains two independent monostable flip-flops.
2. Retriggerable: Capable of re-triggering during its timing cycle, allowing for flexible pulse generation.
3. Wide Supply Voltage Range: Operates from 2V to 6V, making it compatible with various logic levels.
4. High Speed: Fast operation with propagation delays typically around 25 ns at 5V.
5. TTL Compatibility: Compatible with TTL logic levels, facilitating integration into existing circuits.
6. Adjustable Timing: Timing can be adjusted using external resistors and capacitors; the typical timing range is from microseconds to several minutes.
7. Active Low Outputs: Outputs are active low, enhancing design flexibility.
8. Low Power Consumption: Designed for low power operation, suitable for battery-powered applications.
9. Pin Configuration: Available in a 16-pin DIP package for easy handling and integration.
These features make the 74HC123BQ suitable for a variety of applications including pulse width modulation, timer circuits, and event counters.
Package
Pinout
Pin Count: 16 pins.
Function: The 74HC123BQ generates a single output pulse of a specified duration in response to an input trigger. It has two independent monostable sections, allowing it to operate two separate monostable operations simultaneously. Key features include:
- Trigger Inputs (nA and nB): Activate the monostable operation.
- Active-High and Active-Low Outputs (Q and Q'): Indicate the state of the output pulse.
- Reset Inputs (nAR and nBR): Immediately terminate the output pulse and reset the output state.
- Timing Capacitor and Resistor Pins: Enable configuration of the pulse width by connecting external components.
This device is widely used in timing applications, pulse generation, and signal conditioning.
Manufacturer
Application
Equivalent
- 74HC123
- 74HCT123
- MC14538
- CD4538
These alternatives offer similar functionality in timing applications. Always check specific datasheets for compatibility in terms of voltage levels, package types, and timing characteristics.
Envío
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Referencia de tarifas de envío (DHL/FedEx):
DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.
FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.
Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.
Pagos
Payment Methods
El plazo de pago es 100% prepagado.
Actualmente, solo aceptamos los siguientes métodos de pago:
1. de PayPal
2. Tarjeta de crédito/débito
3. Transferencia bancaria
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