SN74AS158DRG4

Product Overview

• Category: Integrated Circuit
• Use: Digital Multiplexer
• Characteristics: High-speed, Low-power, TTL Logic
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: 4-Line to 1-Line Data Selector/Multiplexer
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 9ns (typical)
• Output Current: ±24mA
• Input Capacitance: 3pF
• Output Capacitance: 15pF

Detailed Pin Configuration

The SN74AS158DRG4 has a total of 16 pins, numbered as follows:

1. A0 (Input)
2. A1 (Input)
3. A2 (Input)
4. A3 (Input)
5. B (Input)
6. G (Input)
7. Y (Output)
8. VCC (Power Supply)
9. A (Input)
10. B (Input)
11. C (Input)
12. D (Input)
13. E (Input)
14. F (Input)
15. GND (Ground)
16. Y (Output)

Functional Features

• 4-line to 1-line data selector/multiplexer
• TTL-compatible inputs and outputs
• Low power consumption
• High-speed operation
• Wide operating voltage range
• Schmitt-trigger inputs for noise immunity

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data selection/multiplexing. - Low power consumption makes it suitable for battery-powered devices. - Wide operating voltage range ensures compatibility with various systems. - Schmitt-trigger inputs provide noise immunity, enhancing reliability.

Disadvantages: - Limited to 4-line to 1-line data selection/multiplexing functionality. - Not suitable for applications requiring higher input/output count.

Working Principles

The SN74AS158DRG4 is a digital multiplexer that selects one of the four input lines (A0-A3) based on the select inputs (B, C, D, E, F). The selected data is then routed to the output line (Y). The device operates using TTL logic levels and provides high-speed operation with low power consumption. The Schmitt-trigger inputs ensure reliable operation even in the presence of noise.

Detailed Application Field Plans

The SN74AS158DRG4 can be used in various applications, including but not limited to:

1. Data routing and selection in microcontrollers and microprocessors.
2. Address decoding in memory systems.
3. Signal multiplexing in communication systems.
4. Input selection in analog-to-digital converters.
5. Control signal routing in industrial automation systems.

Detailed and Complete Alternative Models

1. SN74LS158: Similar functionality but operates at lower speeds.
2. SN74HC158: CMOS-based alternative with improved power efficiency.
3. CD4051: Analog multiplexer with similar pin configuration but different characteristics.
4. MC14051: Another analog multiplexer option with enhanced performance.

Note: This list is not exhaustive, and there are several other alternatives available in the market.

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