Overview
The 74HC4051D, produced by NXP USA Inc., is a high-speed CMOS analog multiplexer/demultiplexer. It is part of the 74HC CMOS logic IC series and is designed for use in both analog and digital 8:1 multiplexer/demultiplexer applications. This component features a single-pole octal-throw analog switch (SP8T) configuration, making it suitable for a wide range of signal switching and routing tasks. The device is fabricated with silicon gate C2MOS technology, which ensures high-speed operation while maintaining low power dissipation characteristic of CMOS devices.
Key Specifications
| Characteristic | Symbol | Rating | Unit |
|---|---|---|---|
| Supply Voltage Range | VCC | 2.0 to 10.0 | V |
| Operating Temperature Range | Topr | -40 to 125 | °C |
| Number of Channels | 8 | ||
| Package Type | SOIC16 | ||
| Number of Pins | 16 | ||
| Propagation Delay Time (Typ.) | tpd | 15 | ns |
| Low ON-Resistance | RON | 50 Ω (typ.) at VCC - VEE = 9 V | Ω |
| Power Dissipation | PD | 500 | mW |
| Output Current Max | 20 | mA |
Key Features
- Wide Operating Temperature Range: The device operates from -40°C to 125°C, making it suitable for a variety of environmental conditions.
- Low Power Dissipation: The 74HC4051D has a low power dissipation of ICC = 4.0 µA (max) at VCC = 6.0 V, VEE = GND, and Ta = 25°C.
- Low ON-Resistance: The device features a low ON-resistance of 50 Ω (typical) at VCC - VEE = 9 V, allowing for efficient signal switching.
- High Degree of Linearity: It has a high degree of linearity with a Total Harmonic Distortion (THD) of 0.02% (typical) at VCC - VEE = 9 V.
- ESD Protection: The device includes ESD protection with HBM exceeding 2000 V and CDM exceeding 1000 V.
- Logic Level Translation: It enables 5 V logic to communicate with ±5 V analog signals, making it versatile for various applications.
Applications
- Analog Multiplexing and Demultiplexing: The 74HC4051D is suitable for switching analog signals in various applications such as audio, video, and data acquisition systems.
- Digital Multiplexing and Demultiplexing: It can also be used in digital systems for signal routing and switching tasks.
- Signal Gating: The device can be used to gate signals, allowing for control over the flow of signals in a circuit.
- Automotive and Industrial Systems: Its wide operating temperature range and robust ESD protection make it suitable for use in automotive and industrial environments.
Q & A
- What is the primary function of the 74HC4051D?
The primary function of the 74HC4051D is to act as an 8-channel analog multiplexer/demultiplexer, allowing for the switching and routing of analog or digital signals.
- What is the operating temperature range of the 74HC4051D?
The operating temperature range of the 74HC4051D is from -40°C to 125°C.
- What is the typical ON-resistance of the 74HC4051D?
The typical ON-resistance of the 74HC4051D is 50 Ω at VCC - VEE = 9 V.
- What type of package does the 74HC4051D come in?
The 74HC4051D comes in a SOIC16 package.
- Does the 74HC4051D have ESD protection?
Yes, the 74HC4051D includes ESD protection with HBM exceeding 2000 V and CDM exceeding 1000 V.
- What is the maximum output current of the 74HC4051D?
The maximum output current of the 74HC4051D is 20 mA.
- Can the 74HC4051D be used in automotive applications?
Yes, the 74HC4051D is suitable for use in automotive applications due to its wide operating temperature range and robust ESD protection.
- How many digital select inputs does the 74HC4051D have?
The 74HC4051D has three digital select inputs (S0, S1, and S2).
- What is the propagation delay time of the 74HC4051D?
The propagation delay time of the 74HC4051D is typically 15 ns at VCC = 5 V.
- Is the 74HC4051D RoHS compliant?
Yes, the 74HC4051D is RoHS compliant.
- What is the power dissipation of the 74HC4051D?
The power dissipation of the 74HC4051D is 500 mW.
