Overview
The MPC507AU/1K is an 8-channel differential analog multiplexer produced by Texas Instruments. This component is part of the MPC507A series, which is designed to handle differential analog signals. The MPC507A is fabricated using Burr-Brown’s dielectrically isolated CMOS technology, making it suitable for systems where analog signals originate from external equipment or separately powered sources.
The device offers robust features such as analog overvoltage protection, break-before-make switching, and low power consumption. It is available in plastic SOIC packages and operates over a temperature range of –40°C to +85°C.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Analog Signal Range | -15 | - | +15 | V |
| On Resistance (RON) | 1.3 | 1.5 | 1.8 | kΩ |
| Off Input Leakage Current (IS) | - | 0.5 | 10 | nA |
| Off Output Leakage Current (ID) | - | 0.2 | 5 | nA |
| Access Time (tA) | - | 0.3 | 0.6 | µs |
| Break-Before-Make Delay (tOPEN) | 25 | - | 80 | ns |
| Enable Delay (tON, tOFF) | 200 | - | 500 | ns |
| Power Dissipation (PD) | - | - | 7.5 | mW |
| Operating Temperature Range | -40 | - | +85 | °C |
Key Features
- Analog Overvoltage Protection: The device can withstand analog input voltages up to 70VPP without damaging the device or disturbing the signal path of other channels.
- No Channel Interaction During Overvoltage: Ensures signal fidelity is maintained even under fault conditions.
- Break-Before-Make Switching: Prevents signal feedthrough during channel switching.
- Low Power Consumption: Typical standby power of 7.5mW.
- Digital Input Protection: Digital inputs can sustain continuous faults up to 4V greater than either supply voltage.
- High Isolation: Off-isolation of up to 68 dB at 100kHz.
- Compact Packaging: Available in plastic SOIC packages.
Applications
The MPC507AU/1K is ideal for use in various applications where differential analog signals need to be multiplexed, such as:
- Industrial Automation: For multiplexing signals from sensors and other external equipment.
- Medical Devices: In medical diagnostic equipment where high signal integrity is crucial.
- Aerospace and Defense: For systems requiring robust and reliable signal multiplexing.
- Test and Measurement Equipment: To handle multiple analog channels in testing and measurement setups.
Q & A
- What is the analog signal range of the MPC507AU/1K?
The analog signal range is ±15V.
- What is the typical on-resistance of the MPC507AU/1K?
The typical on-resistance is 1.5 kΩ.
- How much power does the MPC507AU/1K consume in standby mode?
The typical standby power consumption is 7.5mW.
- What is the operating temperature range of the MPC507AU/1K?
The operating temperature range is –40°C to +85°C.
- Does the MPC507AU/1K have overvoltage protection?
- What type of switching does the MPC507AU/1K use?
- How many channels does the MPC507AU/1K support?
- What is the access time of the MPC507AU/1K?
- Can the MPC507AU/1K be used in high-reliability applications?
- What type of packaging is available for the MPC507AU/1K?
