Overview
The MC14052B, produced by onsemi, is a digitally-controlled analog switch that functions as a Dual 4-Channel Analog Multiplexer/Demultiplexer. This device is part of the MC14051B, MC14052B, and MC14053B family, each with different switch configurations. The MC14052B specifically implements a DP4T (Dual 4-Channel) switch, allowing for the control of analog signals across a wide supply voltage range.
It features low ON impedance and very low OFF leakage current, making it suitable for various analog switching applications. The device also includes triple diode protection on control inputs and a break-before-make switch function to prevent signal distortion.
Key Specifications
| Characteristic | Value | Unit |
|---|---|---|
| Supply Voltage Range | 3.0 to 18 | Vdc |
| Analog Voltage Range (VDD - VEE) | 3.0 to 18 | V |
| ON Resistance (RON) | 500 | Ω |
| OFF Leakage Current (IOFF) | ±100 nA | |
| Propagation Delay Times (tPLH, tPHL) | 21.5 ns to 30 ns | ns |
| Bandwidth | 17 MHz | MHz |
| Off Channel Feedthrough Attenuation | -50 dB | dB |
| Channel Separation | -50 dB | dB |
| Package Type | SOIC-16, TSSOP-16 | |
| Maximum ICC | 600 µA | µA |
Key Features
- Triple diode protection on control inputs to prevent damage from voltage spikes.
- Break-before-make switch function to ensure no signal distortion during switching.
- Low ON impedance and very low OFF leakage current for efficient signal control.
- Linearized transfer characteristics for accurate signal switching.
- Low noise operation with 12 nV/√Cycle at frequencies up to 1 kHz.
- Pin-for-pin replacement for CD4051, CD4052, and CD4053 devices.
- Pb-free packages available for environmental compliance.
Applications
- Analog signal routing and switching in various electronic systems.
- Data acquisition and measurement systems requiring precise analog signal control.
- Audio and video signal processing where low noise and high channel separation are crucial.
- Industrial control systems that need reliable and efficient analog switching.
- Medical devices requiring precise control over analog signals.
Q & A
- What is the primary function of the MC14052B?
The MC14052B is a digitally-controlled analog switch that functions as a Dual 4-Channel Analog Multiplexer/Demultiplexer.
- What is the supply voltage range for the MC14052B?
The supply voltage range for the MC14052B is from 3.0 Vdc to 18 Vdc.
- What is the typical ON resistance of the MC14052B?
The typical ON resistance (RON) of the MC14052B is 500 Ω.
- Does the MC14052B have any protection features for control inputs?
- What are the package options available for the MC14052B?
The MC14052B is available in SOIC-16 and TSSOP-16 packages.
- Can the MC14052B be used as a replacement for other devices?
- What is the bandwidth of the MC14052B?
The bandwidth of the MC14052B is approximately 17 MHz.
- How does the MC14052B handle signal switching?
The MC14052B uses a break-before-make switch function to ensure no signal distortion during switching.
- Is the MC14052B suitable for low-noise applications?
- Are Pb-free packages available for the MC14052B?
