74HCT4851PW,112

Product Overview

• Category: Integrated Circuit (IC)
• Use: Multiplexer/Demultiplexer
• Characteristics: High-speed CMOS logic, low power consumption
• Package: TSSOP-16
• Essence: Analog and digital signal multiplexing/demultiplexing
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2.0V to 10.0V
• Input Voltage Range: -0.5V to VCC + 0.5V
• Output Voltage Range: -0.5V to VCC + 0.5V
• On-state Resistance: 80Ω (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The 74HCT4851PW,112 has a total of 16 pins, which are assigned as follows:

1. S0: Select input bit 0
2. S1: Select input bit 1
3. S2: Select input bit 2
4. E: Enable input
5. I/O0: Analog/Digital input/output channel 0
6. I/O1: Analog/Digital input/output channel 1
7. I/O2: Analog/Digital input/output channel 2
8. I/O3: Analog/Digital input/output channel 3
9. I/O4: Analog/Digital input/output channel 4
10. I/O5: Analog/Digital input/output channel 5
11. I/O6: Analog/Digital input/output channel 6
12. I/O7: Analog/Digital input/output channel 7
13. GND: Ground
14. I/O8: Analog/Digital input/output channel 8
15. I/O9: Analog/Digital input/output channel 9
16. VCC: Supply voltage

Functional Features

• Multiplexes or demultiplexes analog or digital signals
• Wide supply voltage range allows compatibility with various systems
• Low power consumption for energy-efficient operation
• High-speed CMOS logic enables fast signal processing
• On-state resistance of 80Ω (typical) ensures minimal signal distortion

Advantages and Disadvantages

Advantages: - Versatile multiplexer/demultiplexer for both analog and digital signals - Wide supply voltage range enhances compatibility - Low power consumption for energy efficiency - High-speed CMOS logic enables fast signal processing

Disadvantages: - Limited number of input/output channels (10 in total) - On-state resistance may cause slight signal degradation

Working Principles

The 74HCT4851PW,112 is a multiplexer/demultiplexer IC that operates by selectively routing analog or digital signals between multiple input/output channels. The selection of channels is controlled by the S0, S1, and S2 inputs. The E input enables or disables the device.

When used as a multiplexer, the selected input channel's signal is routed to the common output line. Conversely, when used as a demultiplexer, the input signal is distributed to the selected output channel.

The IC operates on a wide supply voltage range and utilizes high-speed CMOS logic, ensuring efficient signal processing.

Detailed Application Field Plans

The 74HCT4851PW,112 finds applications in various fields, including:

1. Communication Systems: Signal routing and switching in telecommunication networks.
2. Audio/Video Equipment: Multiplexing/demultiplexing audio and video signals in multimedia devices.
3. Industrial Automation: Signal distribution and control in industrial automation systems.
4. Test and Measurement: Switching between multiple test points for signal analysis.
5. Medical Devices: Signal routing in medical equipment such as patient monitoring systems.

Detailed and Complete Alternative Models

1. CD4051B: 8-channel analog multiplexer/demultiplexer IC with similar characteristics.
2. SN74HC151: 8-input digital multiplexer IC with comparable features.
3. ADG508F: 8-channel CMOS analog multiplexer/demultiplexer with low on-resistance.

These alternative models offer similar functionality and can be considered as substitutes for the 74HCT4851PW,112 depending on specific requirements.

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