Encyclopedia Entry: 74CBT16245DGGRE4

Product Overview

Category

The 74CBT16245DGGRE4 belongs to the category of integrated circuits (ICs) and specifically falls under the family of bus switches.

Use

This product is primarily used for bidirectional level shifting and signal routing in digital systems. It enables the connection or isolation of multiple devices or subsystems within a larger system.

Characteristics

• Bidirectional voltage translation between different logic levels
• Low power consumption
• Fast switching speed
• High noise immunity
• Wide operating voltage range
• ESD protection

Package

The 74CBT16245DGGRE4 is available in a surface-mount package, specifically the TSSOP (Thin Shrink Small Outline Package) package. This package offers compactness and ease of integration onto printed circuit boards (PCBs).

Essence

The essence of this product lies in its ability to facilitate seamless communication between devices operating at different voltage levels, ensuring compatibility and efficient data transfer.

Packaging/Quantity

The 74CBT16245DGGRE4 is typically packaged in reels, with each reel containing a specified quantity of ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Number of Channels: 16
• Logic Voltage Levels: 1.8V to 5.5V
• Operating Voltage Range: 2V to 5.5V
• Maximum Data Rate: 400 Mbps
• On-State Resistance: 5Ω (typical)
• Supply Current: 10μA (maximum)

Detailed Pin Configuration

The pin configuration of the 74CBT16245DGGRE4 is as follows:

A1 1 ────────────── 48 VCCB B1 2 ────────────── 47 OE# A2 3 ────────────── 46 B2 B2 4 ────────────── 45 A2 A3 5 ────────────── 44 B3 B3 6 ────────────── 43 A3 A4 7 ────────────── 42 B4 B4 8 ────────────── 41 A4 A5 9 ────────────── 40 B5 B5 10 ────────────── 39 A5 A6 11 ────────────── 38 B6 B6 12 ────────────── 37 A6 A7 13 ────────────── 36 B7 B7 14 ────────────── 35 A7 A8 15 ────────────── 34 B8 B8 16 ────────────── 33 A8 GND 17 ────────────── 32 B9 B9 18 ────────────── 31 A9 A9 19 ────────────── 30 B10 B10 20 ────────────── 29 A10 VCCA 21 ────────────── 28 B11 B11 22 ────────────── 27 A11 A11 23 ────────────── 26 B12 B12 24 ────────────── 25 A12

Functional Features

• Bidirectional voltage translation: Allows seamless communication between devices operating at different logic levels.
• Output enable control (OE#): Enables or disables the bus switch, providing flexibility in system design and power management.
• Low on-state resistance: Minimizes signal distortion and ensures efficient data transfer.
• ESD protection: Guards against electrostatic discharge, enhancing the reliability and longevity of the IC.

Advantages and Disadvantages

Advantages

• Facilitates level shifting between different logic voltage levels.
• Fast switching speed enables high-speed data transfer.
• Low power consumption contributes to energy efficiency.
• Wide operating voltage range enhances compatibility with various systems.
• ESD protection ensures robustness and reliability.

Disadvantages

• May introduce slight signal degradation due to inherent resistance and capacitance.
• Limited number of channels may restrict usage in complex systems requiring a higher channel count.

Working Principles

The 74CBT16245DGGRE4 operates based on the principles of CMOS (Complementary Metal-Oxide-Semiconductor) technology. It utilizes a combination of MOSFETs (Metal-O