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SN74HC74D
IC FF D-TYPE DUAL 1BIT 14SOIC
- Fabricante
- Mfr. Parte #SN74HC74D
- Paquete SOIC-14
- Hoja de datos
- En stock5974
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Especificaciones
| Package | Bulk,Tube |
| Series | 74HC |
| ProductStatus | Active |
| Function | Set(Preset) and Reset |
| Type | D-Type |
| OutputType | Complementary |
| NumberofElements | 2 |
| NumberofBitsperElement | 1 |
| ClockFrequency | 60 MHz |
| MaxPropagationDelay@VMaxCL | 15ns @ 6V, 50pF |
| TriggerType | Positive Edge |
| Current-OutputHighLow | 5.2mA, 5.2mA |
| Voltage-Supply | 2V ~ 6V |
| Current-Quiescent(Iq) | 4 µA |
| InputCapacitance | 3 pF |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| SupplierDevicePackage | 14-SOIC |
Descripción general
Description
When the clock input transitions from low to high, the flip-flop captures the value present at the D input, transferring it to the Q output. The CLR input allows for asynchronous resetting of the flip-flops, setting the Q output to low regardless of the clock state. The SN74HC74D operates on a supply voltage range of 2V to 6V and boasts high-speed performance, making it suitable for various applications, including data storage, registers, and state machines in digital systems. Its dual configuration allows for efficient circuit design, reducing the number of required components.
Features
1. Dual Functionality: Contains two independent D flip-flops, each with a data input (D), a clock input (CLK), a clear input (CLR), and a preset input (PRE).
2. High-Speed Performance: Operates at high speeds with propagation delays typically around 25 ns at 5V.
3. Wide Power Supply Range: Supports a supply voltage range of 2V to 6V, making it versatile for various applications.
4. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered devices.
5. TTL Compatibility: Compatible with TTL logic levels, enabling easy integration into existing systems.
6. Asynchronous Control Inputs: Allows for clear and preset operations independent of the clock signal.
7. Standard Pin Configuration: Available in a 14-pin DIP or SOIC package, facilitating ease of use in circuit design.
These features make the SN74HC74D ideal for shift registers, data storage, and synchronization in digital circuits.
Package
Pinout
1. 1 (D1) - Data input for Flip-Flop 1
2. 2 (C1) - Clock input for Flip-Flop 1
3. 3 (CLR1) - Asynchronous clear for Flip-Flop 1 (active low)
4. 4 (PRE1) - Asynchronous preset for Flip-Flop 1 (active low)
5. 5 (Q1) - Output for Flip-Flop 1
6. 6 (Q1') - Inverted output for Flip-Flop 1
7. 7 (GND) - Ground
8. 8 (VCC) - Power supply (typically +2V to +6V)
9. 9 (D2) - Data input for Flip-Flop 2
10. 10 (C2) - Clock input for Flip-Flop 2
11. 11 (CLR2) - Asynchronous clear for Flip-Flop 2 (active low)
12. 12 (PRE2) - Asynchronous preset for Flip-Flop 2 (active low)
13. 13 (Q2) - Output for Flip-Flop 2
14. 14 (Q2') - Inverted output for Flip-Flop 2
This IC is commonly used in digital circuits for data storage and synchronization tasks.
Manufacturer
Application
Equivalent
1. 74HC74 (in different packages)
2. 74HCT74 ( TTL compatible)
3. MC74HC74A (Motorola)
4. TC74HC74 (Toshiba)
5. 74LS74 (low-power Schottky)
Check datasheets for specific features and compatibility.
Envío
Métodos de envíoNosotros
ofrecer servicios de envío globales a través de DHL, FedEx, TNT, UPS, o cualquier otro expediente de su elección.
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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