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SN74LS74ADR
IC FF D-TYPE DUAL 1BIT 14SOIC
- Fabricante
- Mfr. Parte #SN74LS74ADR
- Paquete
- Hoja de datos
- En stock3897
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Especificaciones
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | 74LS |
| ProductStatus | Active |
| Function | Set(Preset) and Reset |
| Type | D-Type |
| OutputType | Complementary |
| NumberofElements | 2 |
| NumberofBitsperElement | 1 |
| ClockFrequency | 33 MHz |
| MaxPropagationDelay@VMaxCL | 40ns @ 5V, 15pF |
| TriggerType | Positive Edge |
| Current-OutputHighLow | 400µA, 8mA |
| Voltage-Supply | 4.75V ~ 5.25V |
| Current-Quiescent(Iq) | 8 mA |
| OperatingTemperature | 0°C ~ 70°C (TA) |
| MountingType | Surface Mount |
| SupplierDevicePackage | 14-SOIC |
Descripción general
Description
The "LS" in its designation refers to the Low Power Schottky technology, which offers faster switching speeds and lower power consumption compared to standard TTL (Transistor-Transistor Logic) devices. The SN74LS74ADR operates with a supply voltage of 4.75V to 5.25V, making it compatible with standard logic levels.
Key applications include data storage in registers, frequency dividers, and state machines. Its robust design and reliability make it a popular choice in various digital circuits and systems.
Features
1. Dual Functionality: Contains two independent D-type flip-flops, allowing for multiple data storage and processing functions.
2. Edge-Triggered: Operates on the rising edge of the clock input, ensuring stable output during transitions.
3. Asynchronous Set and Reset: Offers direct asynchronous control with preset and clear inputs, enabling immediate setting or resetting of the outputs.
4. Low Power Consumption: Part of the Low Power Schottky family, it provides efficient operation with reduced power requirements.
5. High-Speed Operation: Capable of switching at high frequencies, making it suitable for fast digital circuits.
6. TTL Compatible: Compatible with standard Transistor-Transistor Logic (TTL) levels, facilitating integration with other TTL devices.
7. Wide Operating Voltage: Typically operates between 4.75V and 5.25V, making it versatile for various power supply configurations.
These features make the SN74LS74ADR ideal for applications in data storage, signal synchronization, and digital control circuits.
Package
Pinout
Pin Functions:
1. 1 (D1): Data input for Flip-Flop 1
2. 2 (C1): Clock input for Flip-Flop 1
3. 3 (CLR1): Asynchronous clear input for Flip-Flop 1
4. 4 (PRE1): Asynchronous preset input for Flip-Flop 1
5. 5 (Q1): Output for Flip-Flop 1
6. 6 (Q1'): Inverted output for Flip-Flop 1
7. 7 (GND): Ground
8. 8 (Q2): Output for Flip-Flop 2
9. 9 (Q2'): Inverted output for Flip-Flop 2
10. 10 (PRE2): Asynchronous preset input for Flip-Flop 2
11. 11 (CLR2): Asynchronous clear input for Flip-Flop 2
12. 12 (C2): Clock input for Flip-Flop 2
13. 13 (D2): Data input for Flip-Flop 2
14. 14 (Vcc): Power supply (positive voltage)
This device is widely used for data storage and synchronization in digital circuits.
Manufacturer
Application
Equivalent
1. 74HC74 - High-speed CMOS version.
2. 74HCT74 - TTL-compatible CMOS version.
3. SN74LS74A - Enhanced version with similar specifications.
4. 74LS74 - Standard low-power version without the A suffix.
Always verify specific requirements like voltage levels and speed before substitution.
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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