Encyclopedia Entry: 74ALVCH16825DGGY

Product Overview

Category

The 74ALVCH16825DGGY belongs to the category of integrated circuits (ICs) and specifically falls under the family of advanced low-voltage CMOS (ALVCH) logic devices.

Use

This IC is primarily used for digital signal processing and data transmission applications. It serves as a high-performance, 18-bit universal bus driver with 3-state outputs.

Characteristics

• Low-voltage operation: The 74ALVCH16825DGGY operates at a voltage range of 1.65V to 3.6V, making it suitable for low-power applications.
• High-speed performance: With a maximum propagation delay of 2.5ns, this IC ensures efficient data transmission.
• 3-state outputs: The device features 18 output pins that can be independently enabled or disabled, allowing multiple devices to share a common bus.

Package and Quantity

The 74ALVCH16825DGGY is available in a TSSOP (Thin Shrink Small Outline Package) package. Each package contains one IC.

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input/Output Compatibility: TTL, LVTTL
• Maximum Propagation Delay: 2.5ns
• Output Drive Capability: ±24mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The pin configuration of the 74ALVCH16825DGGY is as follows:

A1 1 48 VCC B1 2 47 B2 A2 3 46 B3 Y2 4 45 A3 GND 5 44 Y3 A4 6 43 B4 B5 7 42 A5 A5 8 41 Y5 Y5 9 40 GND B6 10 39 A6 A6 11 38 Y6 Y6 12 37 B7 GND 13 36 A7 A8 14 35 Y7 B8 15 34 A9 A9 16 33 Y9 Y9 17 32 GND B10 18 31 A10 A10 19 30 Y10 Y10 20 29 B11 GND 21 28 A11 A12 22 27 Y11 B12 23 26 A13 A13 24 25 Y13

Functional Features

• Universal bus driver: The 74ALVCH16825DGGY can drive both the data and control lines of a bus, making it versatile for various applications.
• 3-state outputs: The device allows the outputs to be in a high-impedance state when not enabled, preventing any interference with other devices connected to the bus.
• High-speed operation: With a maximum propagation delay of 2.5ns, this IC ensures efficient and reliable data transmission.

Advantages and Disadvantages

Advantages

• Low-voltage operation enables energy-efficient designs.
• High-speed performance allows for fast data processing.
• 3-state outputs provide flexibility in bus sharing applications.

Disadvantages

• Limited to a specific package type (TSSOP).
• Requires careful consideration of voltage compatibility with other devices on the bus.

Working Principles

The 74ALVCH16825DGGY operates based on CMOS technology, utilizing both NMOS and PMOS transistors. It receives input signals and processes them according to the specified logic function. The output drivers then transmit the processed signals to the connected devices or bus lines.

Application Field Plans

The 74ALVCH16825DGGY finds applications in various fields, including: 1. Data communication systems 2. Networking equipment 3. Industrial automation 4. Automotive electronics 5. Consumer electronics

Alternative Models

Other alternative models that can be considered as replacements or substitutes for the 74ALVCH16825DGGY include: - 74ALVC164245DGGR: 16-bit universal bus transceiver with 3-state outputs - 74ALVCH16245DGG: 16-bit