Overview
The 74HC4051PW, produced by NXP USA Inc. (now part of Nexperia), is a high-speed Si-gate CMOS device that functions as an 8-channel analog multiplexer/demultiplexer. This single-pole octal-throw analog switch (SP8T) is suitable for both analog and digital 8:1 multiplexer/demultiplexer applications. It is pin compatible with the 4051 of the 4000B series and offers a wide range of features that make it versatile for various electronic designs.
Key Specifications
| Parameter | Value | Description |
|---|---|---|
| Type Number | 74HC4051PW | Part number |
| Configuration | SP8T-Z | Single-pole octal-throw analog switch |
| VCC (V) | 2.0 - 10.0 | Operating voltage range |
| Logic Switching Levels | CMOS | Logic family |
| RON (Ω) | 60 - 80 Ω (typical) | ON resistance at different VCC - VEE voltages |
| f (-3dB) (MHz) | 180 MHz | Bandwidth |
| THD (%) | 0.02 % | Total Harmonic Distortion |
| Power Dissipation | Very low | Power consumption |
| Tamb (°C) | -40 to +125 °C | Operating temperature range |
| Package | TSSOP16 (SOT403-1) | Package type |
Key Features
- Wide Analog Input Voltage Range: From -5 V to +5 V, allowing for a broad range of analog signal handling.
- Low Power Dissipation: Very low power consumption, making it suitable for energy-efficient designs.
- High Noise Immunity: Ensures reliable operation in noisy environments.
- Logic Level Translation: Enables 5 V logic to communicate with ±5 V analog signals.
- ESD Protection: Compliant with ANSI/ESDA/JEDEC standards, providing protection against electrostatic discharge (HBM: Class 2 exceeds 2000 V, CDM: Class C3 exceeds 1000 V).
- Multiple Package Options: Available in various packages, including TSSOP16.
- Typical ‘Break Before Make’ Built-in: Prevents signal overlap during switching.
Applications
- Analog Multiplexing and Demultiplexing: Ideal for routing multiple analog signals to a single output or vice versa.
- Digital Multiplexing and Demultiplexing: Can be used in digital systems for similar multiplexing and demultiplexing tasks.
- Signal Gating: Useful for controlling the flow of signals in various electronic circuits.
- Automotive and Industrial Systems: Suitable for use in automotive, industrial, and other applications requiring robust and reliable signal switching.
- Consumer and Mobile Devices: Can be used in consumer electronics and mobile devices where low power consumption and high reliability are crucial.
Q & A
- What is the primary function of the 74HC4051PW?
The 74HC4051PW is an 8-channel analog multiplexer/demultiplexer, functioning as a single-pole octal-throw analog switch.
- What is the operating voltage range of the 74HC4051PW?
The operating voltage range is from 2.0 V to 10.0 V.
- What is the typical ON resistance of the 74HC4051PW?
The typical ON resistance varies from 60 Ω to 80 Ω depending on the VCC - VEE voltage.
- Does the 74HC4051PW have ESD protection?
- What is the operating temperature range of the 74HC4051PW?
The operating temperature range is from -40 °C to +125 °C.
- In what package is the 74HC4051PW available?
- Can the 74HC4051PW be used for digital multiplexing?
- What is the bandwidth of the 74HC4051PW?
- Does the 74HC4051PW support logic level translation?
- Is the 74HC4051PW RoHS compliant?
