Overview
The MC14051BDTEL is an analog multiplexer/demultiplexer integrated circuit produced by Motorola, now part of On Semiconductor. This device effectively implements an 8-channel single-pole single-throw (SP8T) solid-state switch. It is designed to control analog signals over the complete supply voltage range, making it versatile for various applications. The MC14051BDTEL is available in a 16-TSSOP package and is pin-for-pin compatible with the CD4051, CD4052, and CD4053 devices.
Key Specifications
| Characteristic | Symbol | Typical Value | Maximum Value | Unit |
|---|---|---|---|---|
| Supply Voltage Range | VDD - VEE | 3.0 to 18 | 3.0 to 18 | Vdc |
| ON Resistance (RON) | RON | 280 | 1200 | Ω |
| Off-Channel Leakage Current | Ioff | ±100 | ±1000 | nA |
| Propagation Delay Times | tPLH, tPHL | 35 ns (typical at VDD = 5V) | 90 ns (maximum at VDD = 5V) | ns |
| Bandwidth | BW | 17 MHz (typical at VDD = 10V) | - | MHz |
| Channel Separation | - | -50 dB (typical at fin = 3.0 MHz) | - | dB |
Key Features
- Low ON Impedance: The device features low ON resistance, making it suitable for applications requiring minimal signal attenuation.
- Very Low OFF Leakage Current: Ensures minimal current leakage when the switch is in the OFF state.
- Triple Diode Protection on Control Inputs: Provides protection against voltage spikes and noise on the control inputs.
- Break Before Make Switch Function: Prevents short circuits by ensuring that the previous channel is disconnected before the new one is connected.
- Linearized Transfer Characteristics: Offers linear transfer characteristics, which are beneficial for analog signal processing.
- Low Noise: Typical noise level of 12 nV/√Hz at frequencies above 1 kHz.
- Pb-Free Package Options: Available in SOIC-16 and TSSOP-16 packages, both of which are lead-free.
Applications
- Audio and Video Switching: Suitable for switching audio and video signals in multimedia devices.
- Medical Equipment: Used in medical devices for signal routing and switching.
- Industrial Automation: Applied in industrial control systems for analog signal management.
- Telecommunications: Utilized in telecommunications equipment for signal routing and switching.
- Automotive Systems: Employed in automotive systems for various control and monitoring functions.
Q & A
- What is the primary function of the MC14051BDTEL?
The MC14051BDTEL is an 8-channel analog multiplexer/demultiplexer, which allows for the selection and switching of analog signals.
- What is the supply voltage range for the MC14051BDTEL?
The supply voltage range is from 3.0 Vdc to 18 Vdc.
- What is the typical ON resistance of the MC14051BDTEL?
The typical ON resistance is around 280 Ω.
- Does the MC14051BDTEL have any protection features for the control inputs?
Yes, it features triple diode protection on the control inputs.
- What is the propagation delay time for the MC14051BDTEL?
The typical propagation delay time is around 35 ns at VDD = 5V.
- Is the MC14051BDTEL compatible with other devices?
Yes, it is pin-for-pin compatible with the CD4051, CD4052, and CD4053 devices.
- What are the package options for the MC14051BDTEL?
It is available in SOIC-16 and TSSOP-16 packages, both of which are lead-free.
- What is the bandwidth of the MC14051BDTEL?
The bandwidth is typically around 17 MHz at VDD = 10V.
- How does the MC14051BDTEL handle channel switching?
The device features a break-before-make switch function to prevent short circuits during channel switching.
- What are some common applications of the MC14051BDTEL?
Common applications include audio and video switching, medical equipment, industrial automation, telecommunications, and automotive systems.
