74F139 2 to 4 Decoder/Demultiplexer

74F139 Dual 2-to-4 Line Decoder/Demultiplexer IC

The 74F139 is a high-speed, dual 2-to-4 line decoder/demultiplexer integrated circuit. This IC contains two independent decoders. Each decoder accepts two inputs. It provides four mutually exclusive active LOW outputs. Each decoder includes an active LOW enable input. The F139 can function as a generator for all four minterms of two variables. Its 74F Series design supports rapid data processing. This IC is used for data routing, address decoding, and logic control systems.

Specifications:

• Logic Family: 74F Series (Fast TTL)
• Function: Dual 2-to-4 Line Decoder/Demultiplexer
• Number of Decoders: 2 Independent
• Inputs per Decoder: 2
• Outputs per Decoder: 4 (Active LOW)
• Input Protection: Schottky Diode Clamped
• Output Type: TTL Compatible
• Supply Voltage (Absolute Max): -0.5V to 7V
• Typical Operating Voltage: 5V
• Speed Grade: High-Speed F Series
• Primary Applications: Data Routing, Address Decoding, Function Generation

Key features and benefits:

• Dual independent 2-to-4 line decoders/demultiplexers
• High-speed 74F Series logic
• Inputs clamped with Schottky diodes
• TTL compatible outputs
• Active LOW enable inputs
• Functions as a 4-output demultiplexer or function generator

Applications:

• Data routing and multiplexing
• Address decoding in memory systems
• Digital logic control systems
• Function generation for two variables
• Computer peripheral interfacing

Frequently Asked Questions:

Q: What is the typical operating voltage for the 74F139 IC?
A: The typical operating voltage for the 74F139 is 5V. The absolute maximum supply voltage range is -0.5V to 7V.

Q: Is the 74F139 compatible with standard TTL logic?
A: Yes, the 74F139 features TTL compatible outputs for integration with other TTL devices.

Q: Can the 74F139 be used for demultiplexing applications?
A: Yes, the 74F139 includes active LOW enable inputs, allowing it to function as a 4-output demultiplexer.

Q: What is the difference between the 74F139 and other 74xxx series decoders?
A: The 74F139 is a dual 2-to-4 line decoder/demultiplexer from the high-speed 74F Series, indicating faster propagation delays compared to standard TTL (e.g., 74LS or 74HC series).

Q: What package type does the 74F139 come in?
A: The specific package type for the 74F139 is not detailed in the provided information. Refer to the product datasheet for package dimensions and pin configurations.

Package Includes:

*Image shown is a representation only.

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