DM74ALS125N

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: TTL Logic, Quad 3-State Buffer
• Package: DIP (Dual In-Line Package)
• Essence: The DM74ALS125N is a quad 3-state buffer IC that provides high-speed buffering and line driving capabilities.
• Packaging/Quantity: Available in tubes or reels, with varying quantities depending on the supplier.

Specifications

• Logic Family: Advanced Low-Power Schottky (ALS)
• Number of Buffers: 4
• Input Voltage: 2.0V to 5.5V
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 9ns (typical)
• Output Current: ±24mA

Detailed Pin Configuration

The DM74ALS125N has a 14-pin Dual In-Line Package (DIP) configuration. The pinout is as follows:

__ __ Y1 | 1 14 | VCC A1 | 2 13 | Y4 B1 | 3 12 | A4 G1 | 4 11 | B4 Y2 | 5 10 | GND A2 | 6 9 | Y3 B2 | 7 8 | A3 ¯¯ ¯¯

Functional Features

• Quad 3-state buffers allow multiple input signals to be buffered and driven to multiple output lines.
• High-speed operation enables efficient signal transmission in various applications.
• 3-state outputs provide flexibility by allowing the outputs to be disabled, effectively disconnecting them from the bus.

Advantages and Disadvantages

Advantages: - High-speed buffering and line driving capabilities. - TTL logic compatibility ensures easy integration with existing systems. - 3-state outputs provide flexibility in controlling signal flow.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Propagation delay time may affect timing-sensitive operations.

Working Principles

The DM74ALS125N operates based on TTL logic principles. It accepts input signals and buffers them, providing amplified and synchronized outputs. The 3-state outputs allow the device to be easily connected or disconnected from the bus, enabling efficient signal transmission.

Detailed Application Field Plans

The DM74ALS125N is commonly used in various applications, including:

1. Data communication systems
2. Microprocessor-based systems
3. Industrial automation
4. Instrumentation and measurement equipment
5. Automotive electronics

In these fields, the DM74ALS125N facilitates signal buffering and line driving, ensuring reliable data transmission and system operation.

Detailed and Complete Alternative Models

• SN74ALS125N
• MC74ALS125N
• CD74ALS125M
• HD74ALS125P
• 74ALS125D

These alternative models offer similar functionality and can be used as replacements for the DM74ALS125N, depending on availability and specific requirements.

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