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74FCT257PBCTQ
+Lista de Materiais74FCT257 - FAST CMOS QUAD 2-INPU
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FabricanteIDT, Integrated Device Technology Inc.
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Peça do Fabricante #74FCT257PBCTQ
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Especificações
| Atributo | Valor |
| Package | Bulk |
| ProductStatus | Active |
Visão Geral
Description
Key features of the 74FCT257PBCTQ include:
- Four independent 2-to-1 multiplexers in a single package.
- Low power consumption with zero standby power for efficiency.
- Fast switching speeds suitable for high-frequency applications.
- TTL (Transistor-Transistor Logic) compatible inputs and outputs, facilitating easy integration with other logic devices.
- High drive outputs that can source or sink significant current, useful for driving connected loads.
- Available in various packages to suit different design requirements.
This IC is commonly used in applications requiring data routing, signal switching, or multiplexing, such as communication systems, data acquisition, and digital signal processing.
Equivalent
Features
1. High-Speed Operation: Designed for high-performance applications.
2. Low Power Consumption: Utilizes advanced CMOS technology for reduced power usage.
3. TTL-Compatible Inputs and Outputs: Ensures compatibility with TTL logic levels.
4. Multiplexer Functionality: Can select between two 4-bit data sources.
5. Three-State Outputs: Allows for direct connection to system buses with three-state control.
6. Wide Operating Voltage Range: Typically operates in standard voltage levels suitable for CMOS devices.
7. Plastic DIP Package: Available in a dual in-line package for easy handling and installation.
8. Fanout and Drive Capability: Supports moderate fanout and drive current capabilities.
9. Temperature Range: Suitable for use in standard commercial temperature ranges.
10. Industry-Standard Pinout: Uses a familiar pin configuration for ease of use in circuit design.
These features make the 74FCT257PBCTQ suitable for various digital applications requiring fast data processing and reliable multiplexing capabilities.
Pinout
1. Vcc: Power supply pin.
2. GND: Ground pin.
3. A0 - A3 (Pins 2, 5, 11, 14): Inputs from source A.
4. B0 - B3 (Pins 3, 6, 10, 13): Inputs from source B.
5. Y0 - Y3 (Pins 4, 7, 9, 12): Multiplexer outputs corresponding to each pair of A and B inputs.
6. S (Pin 1): Select pin. It determines whether inputs from source A or source B are connected to the outputs.
7. OE (Output Enable, Pin 15): Active-low input that controls whether outputs are enabled or in high-impedance state.
These features make the 74FCT257PBCTQ useful in applications requiring data routing, selection, or bus isolation.