Overview
The MC14051BCPG is a digitally-controlled analog multiplexer/demultiplexer produced by onsemi. This device is part of the MC14051B series, which includes the MC14051B, MC14052B, and MC14053B. The MC14051BCPG specifically implements an 8-channel analog multiplexer/demultiplexer (SP8T solid state switch). It is designed to control analog signals up to the complete supply voltage range, making it versatile for various applications.
The device features low ON impedance and very low OFF leakage current, ensuring minimal signal distortion and high reliability. It also includes triple diode protection on control inputs and a break-before-make switch function to prevent signal overlap.
Key Specifications
| Characteristic | Symbol | Typical Value | Maximum Value | Unit |
|---|---|---|---|---|
| Supply Voltage Range | VDD - VEE | 3.0 to 18 | 3.0 to 18 | Vdc |
| Analog Voltage Range | VDD - VEE | 3.0 to 18 | 3.0 to 18 | V |
| ON Resistance (RON) | RON | 70 to 135 | 220 to 1200 | Ω |
| Off-Channel Leakage Current (Ioff) | Ioff | ±0.05 to ±100 nA | ±1000 nA | nA |
| Propagation Delay Times (tPLH, tPHL) | tPLH, tPHL | 35 to 90 ns | - | ns |
| Bandwidth | BW | 10 to 17 MHz | - | MHz |
| Channel Separation | - | -50 dB | - | dB |
| Crosstalk, Control Input to Common O/I | - | 10 to 75 mV | - | mV |
Key Features
- Low ON impedance and very low OFF leakage current.
- Triple diode protection on control inputs.
- Break-before-make switch function.
- Supply voltage range: 3.0 Vdc to 18 Vdc.
- Analog voltage range: 3.0 to 18 V.
- Linearized transfer characteristics.
- Low noise: 12 nV/√Cycle, f ≥ 1.0 kHz typical.
- Pin-for-pin replacement for CD4051.
- Available in Pb-free packages (SOIC-16 and TSSOP-16).
Applications
The MC14051BCPG is suitable for a variety of applications where analog signal switching is required. These include:
- Audio and video signal routing.
- Industrial control systems.
- Medical devices (excluding life support systems and implantable devices).
- Automotive systems.
- Telecommunications equipment.
- Data acquisition systems.
The device's ability to handle a wide range of analog voltages and its low noise characteristics make it particularly useful in applications requiring precise signal control.
Q & A
- What is the primary function of the MC14051BCPG?
The MC14051BCPG is an 8-channel analog multiplexer/demultiplexer, allowing for the switching of analog signals under digital control.
- What is the supply voltage range for the MC14051BCPG?
The supply voltage range is from 3.0 Vdc to 18 Vdc.
- What are the key features of the MC14051BCPG?
Key features include low ON impedance, very low OFF leakage current, triple diode protection on control inputs, and a break-before-make switch function.
- What types of packages are available for the MC14051BCPG?
The device is available in Pb-free SOIC-16 and TSSOP-16 packages.
- Can the MC14051BCPG be used in medical devices?
Yes, but it is not intended for use in life support systems or implantable medical devices.
- What is the typical propagation delay time for the MC14051BCPG?
The typical propagation delay times range from 35 to 90 ns depending on the supply voltage and load conditions.
- How does the MC14051BCPG handle noise?
The device has low noise characteristics, with a typical noise level of 12 nV/√Cycle at frequencies above 1 kHz.
- Is the MC14051BCPG pin-compatible with other devices?
Yes, it is pin-for-pin compatible with the CD4051.
- What is the bandwidth of the MC14051BCPG?
The bandwidth is typically around 10 to 17 MHz.
- How does the MC14051BCPG protect against crosstalk?
The device has features to minimize crosstalk, with control input to common O/I crosstalk typically in the range of 10 to 75 mV.
