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SN74LS244DBR
IC BUFF NON-INVERT 5.25V 20-SSOP
- Fabricante
- Mfr. Parte #SN74LS244DBR
- Paquete
- Hoja de datos
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Especificaciones
| Series | 74LS |
| Part Status | Active |
| Base Product Number | 74LS244 |
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 2 |
| Number of Bits per Element | 4 |
| Output Type | 3-State |
| Current - Output High, Low | 15mA, 24mA |
| Voltage - Supply | 4.75V ~ 5.25V |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount |
| Package | 20-SSOP (0.209", 5.30mm Width) |
| Supplier Device Package | 20-SSOP |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Descripción general
Description
The SN74LS244 operates with a supply voltage of 4.75V to 5.25V and has a typical propagation delay of 10ns, allowing for fast signal transmission. It has two active-low enable inputs that control the output states, ensuring flexibility in circuit design.
The package type, DBR, indicates a standard 20-pin Dual In-line Package (DIP), facilitating easy integration into various applications, like data bus buffering, signal isolation, and driving high-capacitance loads. Overall, the SN74LS244DBR is a reliable choice for enhancing signal integrity in digital systems.
Features
1. Octal Configuration: Contains eight output drivers, allowing multiple signals to be buffered simultaneously.
2. High-Speed Operation: Capable of operating at speeds up to 10 MHz, suitable for fast digital circuits.
3. TTL Compatible: Compatible with Transistor-Transistor Logic (TTL), ensuring interoperability with other TTL devices.
4. Tri-State Outputs: Outputs can be set to high, low, or high-impedance state, enabling multiple devices to connect to a common bus without interference.
5. Low Power Consumption: Designed to operate with minimal power, making it energy-efficient.
6. Wide Operating Voltage Range: Typically operates with a supply voltage of 4.75V to 5.25V.
7. Improved Noise Immunity: Enhanced noise margins ensure reliable performance in noisy environments.
8. Available in Various Packages: Offered in plastic DIP and surface mount packages for versatile integration.
These features make the SN74LS244DBR ideal for applications in digital communication and signal buffering.
Package
Pinout
- Inputs (A1 to A8): Pins 1-8 for data input.
- Enable (G1, G2A, G2B): Pins 9 (G1), 10 (G2A), and 11 (G2B) control the buffer operation. When enabled, the inputs are passed to the outputs.
- Outputs (Y1 to Y8): Pins 12-19 for buffered data output.
- VCC: Pin 20, the positive power supply.
- GND: Pin 10, the ground connection.
The device is designed to improve the drive capability of the signal and reduce loading on the previous stage. It operates with a typical supply voltage of 5V and is suitable for bus-oriented applications. The SN74LS244 is part of the Low-power Schottky logic family, ensuring fast operation with minimal power consumption.
Manufacturer
Application
Equivalent
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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