SN74CB3Q6800DBQR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Multiplexer/Demultiplexer
• Characteristics: High-speed, low-power, bidirectional switching capabilities
• Package: 16-pin SSOP (Shrink Small Outline Package)
• Essence: The SN74CB3Q6800DBQR is a versatile IC that allows for the multiplexing and demultiplexing of digital signals in various applications.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Supply Voltage: 1.65V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Switching Speed: 5ns maximum propagation delay
• Input/Output Capacitance: 4pF typical
• On-State Resistance: 4Ω typical at 3.3V supply voltage

Detailed Pin Configuration

The SN74CB3Q6800DBQR has a total of 16 pins, each serving a specific purpose:

1. A0: Address Input 0
2. A1: Address Input 1
3. A2: Address Input 2
4. OE: Output Enable
5. S0: Select Input 0
6. S1: Select Input 1
7. S2: Select Input 2
8. GND: Ground
9. I/O0: Bidirectional I/O Port 0
10. I/O1: Bidirectional I/O Port 1
11. I/O2: Bidirectional I/O Port 2
12. VCC: Supply Voltage
13. I/O3: Bidirectional I/O Port 3
14. I/O4: Bidirectional I/O Port 4
15. I/O5: Bidirectional I/O Port 5
16. I/O6: Bidirectional I/O Port 6

Functional Features

• Bidirectional switching: Allows for the multiplexing and demultiplexing of digital signals.
• Low power consumption: Operates at a low supply voltage, making it suitable for battery-powered devices.
• High-speed operation: Provides fast switching capabilities with minimal propagation delay.
• Addressable inputs: Multiple address inputs allow for flexible signal routing.

Advantages and Disadvantages

Advantages

• Versatile functionality for various applications.
• Low power consumption extends battery life in portable devices.
• High-speed operation enables efficient signal processing.
• Compact package size saves board space.

Disadvantages

• Limited number of I/O ports may restrict certain applications.
• Requires careful consideration of voltage compatibility with other components.

Working Principles

The SN74CB3Q6800DBQR operates based on the principles of multiplexing and demultiplexing. It uses the address inputs (A0-A2) to select the desired I/O port (I/O0-I/O6) for data transmission. The select inputs (S0-S2) determine the direction of the data flow. When the output enable (OE) pin is active, the selected I/O port becomes bidirectional, allowing data to be transmitted in both directions.

Detailed Application Field Plans

The SN74CB3Q6800DBQR finds applications in various fields, including:

1. Consumer Electronics: Used in smartphones, tablets, and portable media players for signal routing and switching.
2. Automotive: Enables data multiplexing in infotainment systems and control modules.
3. Industrial Automation: Facilitates signal routing in PLCs (Programmable Logic Controllers) and industrial control systems.
4. Telecommunications: Utilized in network switches and routers for data transmission and routing.

Detailed and Complete Alternative Models

1. SN74CB3Q3257: Similar functionality with a different pin configuration.
2. SN74CBTLV3257: Offers additional voltage level shifting capabilities.
3. SN74LVC1G3157: Single-channel multiplexer/demultiplexer with lower power consumption.

These alternative models provide similar functionality to the SN74CB3Q6800DBQR, catering to different design requirements.

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