SN74CB3Q3251PW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Signal Switching
• Characteristics: High-speed, Low-power consumption
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Multiplexer/Demultiplexer IC
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Number of Channels: 8
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• On-State Resistance: 4.5Ω (typical)
• Supply Voltage Range: 1.65V to 3.6V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74CB3Q3251PW has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable) - Active Low
2. S0 (Select Input 0)
3. S1 (Select Input 1)
4. S2 (Select Input 2)
5. GND (Ground)
6. I/O0 (Input/Output Channel 0)
7. I/O1 (Input/Output Channel 1)
8. I/O2 (Input/Output Channel 2)
9. I/O3 (Input/Output Channel 3)
10. VCC (Supply Voltage)
11. I/O4 (Input/Output Channel 4)
12. I/O5 (Input/Output Channel 5)
13. I/O6 (Input/Output Channel 6)
14. I/O7 (Input/Output Channel 7)
15. S3 (Select Input 3)
16. S4 (Select Input 4)
17. S5 (Select Input 5)
18. GND (Ground)
19. OE (Output Enable) - Active Low
20. GND (Ground)

Functional Features

• High-speed switching capability
• Low power consumption
• Wide operating voltage range
• Bidirectional signal transmission
• Low on-state resistance
• ESD protection for robustness

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient signal switching. - Low power consumption helps in reducing overall system energy requirements. - Wide operating voltage range enables compatibility with various systems. - Bidirectional signal transmission simplifies circuit design. - ESD protection ensures reliability and durability.

Disadvantages: - Limited number of channels (8 in this case). - May not be suitable for applications requiring a higher number of channels.

Working Principles

The SN74CB3Q3251PW is a multiplexer/demultiplexer IC that allows the selection and routing of signals between multiple input/output channels. It operates based on the control inputs (S0-S5) to select the desired channel. The OE (Output Enable) pin controls the output state, enabling or disabling the signal transmission. When the OE pin is low, the selected input signal is routed to the corresponding output channel. Conversely, when the OE pin is high, the outputs are in a high-impedance state.

Detailed Application Field Plans

The SN74CB3Q3251PW finds applications in various fields, including:

1. Communication Systems: Used for signal routing and switching in telecommunication equipment.
2. Data Acquisition Systems: Enables multiplexing of analog or digital signals for data acquisition purposes.
3. Test and Measurement Equipment: Facilitates signal routing and switching in test setups.
4. Industrial Automation: Allows for the selection and control of different sensors and actuators.
5. Consumer Electronics: Used in audio/video devices, gaming consoles, and other consumer electronic products for signal routing.

Detailed and Complete Alternative Models

1. SN74CB3Q3257PW: Similar to SN74CB3Q3251PW, but with 4 channels instead of 8.
2. SN74CB3Q3306PW: 10-channel multiplexer/demultiplexer IC with similar characteristics.
3. SN74CB3Q16211PW: 16-channel multiplexer/demultiplexer IC with enhanced features.

These alternative models provide options with varying channel counts to suit different application requirements.

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