Overview
The ADG508AKR is a CMOS monolithic analog multiplexer produced by Analog Devices Inc. This device is part of the ADG508A series, which includes 8-channel analog multiplexers. The ADG508AKR specifically switches one of eight inputs to a common output, controlled by three binary addresses and an enable input. It is designed on an enhanced LC2MOS process, enabling operation over a wide range of supply voltages from 10.8 V to 16.5 V, both in single and dual supply configurations. This multiplexer is known for its high switching speeds, low on-resistance (RON), and high signal integrity, making it suitable for various high-precision analog applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 8 | - |
| Switch Circuit | 8:1 | - |
| On-State Resistance (Max) | 300 | Ohm |
| Channel-to-Channel Matching (ΔRON) | 15 | Ohm |
| Voltage - Supply, Single (V+) | 10.8 V to 16.5 V | V |
| Voltage - Supply, Dual (V±) | ±10.8 V to ±16.5 V | V |
| Switch Time (TON, TOFF) (Max) | 300 ns, 300 ns | ns |
| Charge Injection | 4 pC | pC |
| Digital Input Capacitance | 8 pF | pF |
| Package Type | 16-Lead SOIC | - |
Key Features
- Wide Supply Voltage Range: Operates in the 10.8 V to 16.5 V single- or dual-supply range, providing flexibility in various application environments.
- High Switching Speeds: Features fast switching times with TON and TOFF of up to 300 ns, ensuring rapid signal switching.
- Low On-Resistance (RON): Offers low RON of up to 300 Ohms, minimizing signal attenuation and distortion.
- Break-Before-Make Switching: Ensures that input signals are protected against momentary shorting during switching operations.
- Low Leakage Currents: Exhibits low leakage currents in the range of 20 pA, making it suitable for high-precision circuits.
- TTL and 5 V CMOS Logic Compatibility: Digital inputs are compatible with TTL and 5 V CMOS logic, facilitating integration with various digital systems.
Applications
- Automotive Systems: Used in automotive applications requiring high reliability and wide operating voltage ranges.
- Industrial Automation: Suitable for industrial control systems where fast and reliable signal switching is critical.
- Medical Devices: Applied in medical equipment that demands high precision and low signal distortion.
- Telecommunications: Utilized in telecom systems for efficient and reliable signal routing.
- Test and Measurement Equipment: Employed in test and measurement instruments to ensure accurate and fast signal switching.
Q & A
- What is the primary function of the ADG508AKR?
The ADG508AKR is an 8-channel analog multiplexer that switches one of eight inputs to a common output based on the state of three binary addresses and an enable input.
- What is the operating voltage range of the ADG508AKR?
The device operates in the 10.8 V to 16.5 V single- or dual-supply range.
- What is the maximum on-resistance (RON) of the ADG508AKR?
The maximum on-resistance is 300 Ohms.
- What is the switching time (TON, TOFF) of the ADG508AKR?
The switching times are up to 300 ns for both TON and TOFF.
- What type of logic is compatible with the digital inputs of the ADG508AKR?
The digital inputs are compatible with TTL and 5 V CMOS logic.
- What is the package type of the ADG508AKR?
The device is available in a 16-Lead SOIC package.
- What is the charge injection of the ADG508AKR?
The charge injection is 4 pC.
- What are the typical applications of the ADG508AKR?
The device is used in automotive systems, industrial automation, medical devices, telecommunications, and test and measurement equipment.
- Does the ADG508AKR have break-before-make switching?
Yes, the ADG508AKR features break-before-make switching to protect input signals against momentary shorting.
- What is the digital input capacitance of the ADG508AKR?
The digital input capacitance is 8 pF.
