Encyclopedia Entry: 74CBTD16211DLRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic Switch
• Characteristics: High-speed, low-power consumption, bidirectional level shifting capabilities
• Package: Datasheet available for various package options (e.g., SOIC, TSSOP, VQFN)
• Essence: The 74CBTD16211DLRG4 is a versatile digital logic switch that allows bidirectional level shifting between two voltage domains. It is commonly used in applications where interfacing between different logic families or voltage levels is required.
• Packaging/Quantity: Available in tape and reel packaging with varying quantities depending on the package type.

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Logic Family Compatibility: Compatible with both 3.3V and 5V logic families
• Number of Channels: 16 channels
• Switching Speed: High-speed operation with typical propagation delay of 2.5ns
• Input/Output Capacitance: Low input/output capacitance for minimal signal distortion
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74CBTD16211DLRG4 features a 56-pin package with the following pin configuration:

Pin 1: Channel 1 A Input Pin 2: Channel 1 B Input ... Pin 55: Channel 16 B Output Pin 56: Channel 16 A Output

Functional Features

• Bidirectional Level Shifting: Allows seamless translation of signals between two voltage domains.
• High-Speed Operation: Enables efficient data transfer with minimal propagation delay.
• Low Power Consumption: Optimized design for reduced power consumption in portable and battery-powered applications.
• ESD Protection: Built-in electrostatic discharge (ESD) protection safeguards the IC from damage during handling and operation.

Advantages

• Versatility: Supports bidirectional level shifting between different voltage domains, making it suitable for a wide range of applications.
• Compatibility: Works seamlessly with both 3.3V and 5V logic families, providing flexibility in system design.
• High-Speed Performance: Offers fast switching speeds, ensuring efficient data transfer in time-critical applications.
• Low Power Consumption: Helps conserve energy, particularly in battery-operated devices.

Disadvantages

• Limited Channel Count: The 74CBTD16211DLRG4 provides 16 channels, which may not be sufficient for complex systems requiring a higher number of connections.
• Temperature Sensitivity: The operating temperature range is limited to -40°C to +85°C, which may restrict its use in extreme temperature environments.

Working Principles

The 74CBTD16211DLRG4 utilizes a combination of MOSFETs and CMOS technology to achieve bidirectional level shifting. It employs a control signal to determine the direction of signal flow between the two voltage domains. When the control signal is high, the A inputs are connected to the B outputs, allowing signals to pass from one domain to another. Conversely, when the control signal is low, the B inputs are connected to the A outputs, enabling bidirectional communication.

Detailed Application Field Plans

The 74CBTD16211DLRG4 finds applications in various fields, including: 1. Microcontroller interfacing with different logic families 2. Voltage level translation in mixed-signal systems 3. Communication interfaces between different voltage domains 4. Data buses in industrial automation and control systems 5. Portable and battery-powered devices requiring efficient level shifting

Detailed Alternative Models

1. SN74CBTD16211DLR: Similar functionality and specifications, offered by Texas Instruments.
2. MC74CBTD16211DLR2G: Alternative option from ON Semiconductor with comparable features.
3. 74LVC16211ADG: Low-voltage CMOS alternative from NXP Semiconductors.

Note: This is not an exhaustive list, and there may be other alternative models available in the market.

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