Encyclopedia Entry: 74ALVCF162834VRE4

Product Information Overview

Category: Integrated Circuit (IC)

Use: The 74ALVCF162834VRE4 is a high-performance, low-voltage, 18-bit universal bus driver with 3-state outputs. It is designed to provide buffering and signal distribution functions in various digital systems.

Characteristics: - Low voltage operation: 1.2V to 3.6V - High-speed operation: 400MHz (typical) - 3-state outputs for bus sharing - Schmitt-trigger inputs for noise immunity - ESD protection: >2000V HBM (Human Body Model) - RoHS compliant

Package: The 74ALVCF162834VRE4 is available in a small-outline integrated circuit (SOIC) package.

Essence: This IC serves as a versatile bus driver, enabling efficient signal transmission and distribution within digital systems.

Packaging/Quantity: The 74ALVCF162834VRE4 is typically sold in reels of 2500 units per reel.

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range: -0.5V to VCC + 0.5V
• Output Voltage Range: -0.5V to VCC + 0.5V
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 1.8ns (typical)
• Output Current: ±24mA

Detailed Pin Configuration

The 74ALVCF162834VRE4 has a total of 56 pins, which are assigned as follows:

• Pins 1-9: Data Inputs (D0-D8)
• Pins 10-18: Data Inputs (D9-D17)
• Pins 19-27: Enable Inputs (E0-E8)
• Pins 28-36: Enable Inputs (E9-E17)
• Pins 37-45: Output Enable Inputs (OE0-OE8)
• Pins 46-54: Output Enable Inputs (OE9-OE17)
• Pins 55 and 56: Ground (GND) and Supply Voltage (VCC)

Functional Features

The 74ALVCF162834VRE4 offers the following functional features:

1. Universal Bus Driver: It can drive various types of buses, making it suitable for a wide range of digital systems.
2. 3-State Outputs: The IC supports bus sharing by providing 3-state outputs, allowing multiple devices to share the same bus without interference.
3. Schmitt-Trigger Inputs: The Schmitt-trigger inputs ensure high noise immunity, enhancing the reliability of signal transmission.
4. Low-Voltage Operation: With a supply voltage range of 1.2V to 3.6V, the IC is compatible with low-power and battery-operated systems.
5. High-Speed Operation: The IC operates at a high speed of up to 400MHz, enabling efficient data transfer.

Advantages and Disadvantages

Advantages: - Versatile bus driver suitable for various digital systems - Supports bus sharing through 3-state outputs - Provides noise immunity with Schmitt-trigger inputs - Compatible with low-voltage and low-power systems - High-speed operation for efficient data transfer

Disadvantages: - Limited to 18-bit bus width - May require additional components for specific system requirements

Working Principles

The 74ALVCF162834VRE4 functions as a bus driver by receiving input data signals and distributing them to the corresponding outputs. The enable inputs control the activation of the outputs, while the output enable inputs determine whether the outputs are in a high-impedance state or actively driving the bus. The Schmitt-trigger inputs ensure reliable signal reception by providing noise immunity.

Detailed Application Field Plans

The 74ALVCF162834VRE4 finds applications in various digital systems, including but not limited to: - Microprocessors and microcontrollers - Data communication systems - Industrial automation equipment - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

1. SN74ALVCH162834: Similar 18-bit universal bus driver with 3-state outputs, compatible with a wide supply voltage range.
2. MC74LVX162834: 18-bit universal bus driver with 3-state outputs, optimized for low-voltage operation.
3. CD54ACT162834: 18-bit universal bus driver with 3-state outputs, designed for high-speed operation.

These alternative models offer similar functionality and can be considered as substitutes for the 74ALVCF162834VRE4 based on specific system requirements.

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