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74HCT244PW
Buffers & Line Drivers
- Fabricante
- Mfr. Parte #74HCT244PW
- Paquete
- Hoja de datos
- En stock7419
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Especificaciones
Descripción general
Description
This IC features eight independent buffers, each with a high-speed performance and a wide supply voltage range, from 4.5V to 5.5V. The device offers both active high and active low enables, allowing for flexible control over the outputs. The 3-state outputs can be placed in a high-impedance state, making it useful for bus-oriented applications.
Typical applications include data routing, signal conditioning, and interfacing between different digital logic families. The 74HCT244PW is available in various packages, including DIP and SOIC, making it easy to integrate into different designs. Its robustness and versatility make it a popular choice in both consumer electronics and industrial applications.
Features
1. Functionality: It provides eight buffered outputs, facilitating data transmission in digital circuits.
2. Logic Levels: Compatible with standard TTL levels, ensuring seamless integration with TTL logic families.
3. 3-State Outputs: Outputs can be enabled or disabled, allowing for multiple devices to share a common bus.
4. Wide Supply Voltage Range: Operates from a 4.5V to 5.5V power supply, making it versatile for various applications.
5. High-Speed Operation: Featuring fast propagation delay, it supports high-speed data transfer.
6. Low Power Consumption: Designed to minimize power usage, making it suitable for battery-operated devices.
7. Temperature Range: Typically functional within -40°C to +125°C, catering to industrial needs.
8. Pin Configuration: Offered in a 20-pin TSSOP package, facilitating compact PCB designs.
These features make the 74HCT244PW ideal for bus-oriented applications, data buffering, and interfacing between TTL and CMOS devices.
Package
Pinout
Pin Count and Functions:
- Pins 1-8: Data inputs (D0-D7) for the eight channels.
- Pins 9-10: Control pins (G1, G2) for enabling the device. G1 is the active high enable, while G2 is the active low enable.
- Pin 11: Output enable (OE), which is active low. When OE is low, the outputs are enabled; when high, the outputs are in a high-impedance state.
- Pins 12-19: Data outputs (Y0-Y7) corresponding to the inputs D0-D7.
- Pin 20: Ground (GND).
The device is used to buffer or drive the signals, providing increased current drive capability while isolating other circuit components. It operates with TTL-compatible input levels and is suited for a variety of digital applications.
Manufacturer
Application
Equivalent
1. 74HC244 – CMOS version, similar functionality.
2. 74LS244 – Low-power Schottky version.
3. 74HCT240 – Quad buffer/driver with similar characteristics.
4. 74HCT245 – Octal transceiver with tri-state outputs.
Always verify specifications and compatibility for your application.
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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