Overview
The MC74VHC4053DR2G, produced by onsemi, is a high-performance analog multiplexer/demultiplexer integrated circuit. This device utilizes silicon-gate CMOS technology to achieve fast propagation delays, low ON resistances, and low OFF leakage currents. It is part of the VHC4053 series, which includes triple single-pole, double-position switches plus a common switch, allowing for independent control of each switch.
The MC74VHC4053 is designed to handle analog voltages across the complete power supply range (from VCC to VEE) and is compatible with standard CMOS outputs as well as LSTTL outputs with pull-up resistors. This device is known for its improved linearity and lower ON resistance compared to metal-gate CMOS analog switches.
Key Specifications
| Parameter | Condition | Value | Unit |
|---|---|---|---|
| Positive DC Supply Voltage (VCC) | - | 2.0 to 6.0 | V |
| Analog Power Supply Range (VCC - VEE) | - | 2.0 to 12.0 | V |
| Minimum High-Level Input Voltage (VIH) | VCC = 2.0 to 6.0 V | 1.50 to 4.20 | V |
| Maximum Low-Level Input Voltage (VIL) | VCC = 2.0 to 6.0 V | 0.5 to 1.8 | V |
| Maximum Input Leakage Current (Iin) | Vin = VCC or GND, VEE = -6.0 V | ±0.1 to ±1.0 | μA |
| Maximum Propagation Delay (tPLH, tPHL) | Channel-Select to Analog Output | 270 to 350 ns | ns |
| Maximum On-Channel Leakage Current (Ion) | Vin = VIL or VIH; Switch Off | 0.2 to 2.0 | μA |
| Maximum Off-Channel Leakage Current (Ioff) | Vin = VIL or VIH; Switch Off | 0.1 to 1.0 | μA |
| Maximum Input Capacitance (Cin) | - | 10 | pF |
| Maximum Capacitance Analog I/O (CI/O) | - | 35 | pF |
Key Features
- Fast Switching and Propagation Speeds: The MC74VHC4053 offers fast switching times and propagation delays, making it suitable for high-speed applications.
- Low Crosstalk Between Switches: This device minimizes crosstalk between switches, ensuring minimal interference and high signal integrity.
- Diode Protection on All Inputs/Outputs: Built-in diode protection helps safeguard the device against high static voltages and electric fields.
- Improved Linearity and Lower ON Resistance: Compared to metal-gate CMOS analog switches, the MC74VHC4053 has more linear ON resistance over input voltage.
- Low Noise: The device is designed to operate with low noise levels, enhancing overall system performance.
- Independent Control of Each Switch: Channel-Select inputs allow independent control of each switch, providing flexibility in application design.
Applications
- Analog Signal Routing: The MC74VHC4053 is ideal for routing analog signals in various applications, including audio and video systems.
- Data Acquisition Systems: It can be used in data acquisition systems to multiplex or demultiplex analog signals.
- Medical Equipment: The device's low noise and high signal integrity make it suitable for use in medical equipment such as ECG and EEG machines.
- Industrial Automation: It can be applied in industrial automation for controlling and routing analog signals in process control systems.
- Communication Systems: The MC74VHC4053 can be used in communication systems to handle analog signal switching and routing.
Q & A
- What is the primary function of the MC74VHC4053?
The MC74VHC4053 is a triple single-pole, double-position analog multiplexer/demultiplexer, allowing for the control and routing of analog signals.
- What is the power supply range for the MC74VHC4053?
The analog power supply range is from 2.0 to 12.0 V (VCC - VEE), and the digital power supply range is from 2.0 to 6.0 V (VCC - GND).
- What are the propagation delays for the MC74VHC4053?
The maximum propagation delay from channel-select to analog output is between 270 to 350 ns, depending on the VCC voltage.
- Does the MC74VHC4053 have built-in protection?
Yes, the device includes diode protection on all inputs/outputs to guard against high static voltages and electric fields.
- What is the maximum input leakage current for the MC74VHC4053?
The maximum input leakage current is ±0.1 to ±1.0 μA, depending on the input voltage conditions.
- How many switches does the MC74VHC4053 have?
The MC74VHC4053 has three single-pole, double-position switches, allowing for independent control of each switch.
- What is the typical on-resistance of the MC74VHC4053?
The typical on-resistance is more linear over input voltage and is generally lower than that of metal-gate CMOS analog switches.
- Is the MC74VHC4053 compatible with LSTTL outputs?
Yes, the device is compatible with LSTTL outputs when used with pull-up resistors.
- What are some common applications of the MC74VHC4053?
Common applications include analog signal routing, data acquisition systems, medical equipment, industrial automation, and communication systems.
- How should unused inputs and outputs be handled?
Unused inputs must be tied to an appropriate logic voltage level (e.g., GND or VCC), and unused outputs must be left open.
