Overview
The ADG509AKR-REEL, produced by Analog Devices Inc., is a CMOS 4-channel analog multiplexer. This device is part of the ADG509A series, which switches one of four differential inputs to a common differential output based on the state of two binary addresses and an enable input. The ADG509A is designed using 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 RON, and low leakage currents, making it suitable for high precision circuits.
Key Specifications
| Parameter | Typical | Maximum |
|---|---|---|
| Supply Voltage Range | 10.8 V to 16.5 V | - |
| Input High Voltage (VINH) | 2.4 V | - |
| Input Low Voltage (VINL) | 0.8 V | - |
| Digital Input Capacitance (CIN) | 8 pF | - |
| On Resistance (RON) | - | See datasheet for specific values |
| Leakage Currents | 20 pA | 1 nA (max) |
| Transition Time (tTRANSITION) | 200 ns | 450 ns (max) |
| Enable Time (tON, tOFF) | 250 ns | 600 ns (max) |
| Off Isolation | 68 dB | - |
Key Features
- Wide Supply Voltage Range: Operates in the 10.8 V to 16.5 V range for both single and dual supplies.
- Extended Signal Range: Enhanced LC2MOS process allows for a high breakdown and increased analog signal range from VSS to VDD.
- Break-Before-Make Switching: Ensures input signals are protected against momentary shorting.
- Low Leakage: Leakage currents as low as 20 pA, making it suitable for high precision circuits.
- High Switching Speeds: Fast transition times and enable times.
- TTL and 5 V CMOS Logic-Compatible Digital Inputs: Compatible with a variety of digital control signals.
Applications
The ADG509AKR-REEL is versatile and can be used in various applications, including:
- Industrial Automation: For signal routing and switching in industrial control systems.
- Medical Devices: In medical equipment where high precision and low leakage are critical.
- Aerospace and Defense: For reliable signal switching in harsh environments.
- Test and Measurement Equipment: For multiplexing signals in test and measurement instruments.
Q & A
- What is the supply voltage range for the ADG509AKR-REEL?
The ADG509AKR-REEL operates in the 10.8 V to 16.5 V range for both single and dual supplies. - What is the typical leakage current of the ADG509AKR-REEL?
The typical leakage current is 20 pA. - Does the ADG509AKR-REEL support TTL and 5 V CMOS logic-compatible digital inputs?
Yes, it supports both TTL and 5 V CMOS logic-compatible digital inputs. - What is the transition time for the ADG509AKR-REEL?
The typical transition time is 200 ns, with a maximum of 450 ns. - What type of switching does the ADG509AKR-REEL use?
The ADG509AKR-REEL uses break-before-make switching to protect input signals from momentary shorting. - What are the package options for the ADG509AKR-REEL?
The ADG509AKR-REEL is available in 16-lead SOIC packages. - What is the off isolation of the ADG509AKR-REEL?
The off isolation is typically 68 dB. - Is the ADG509AKR-REEL suitable for high precision circuits?
Yes, due to its low leakage currents and high precision characteristics. - What are some common applications of the ADG509AKR-REEL?
It is used in industrial automation, medical devices, aerospace and defense, and test and measurement equipment. - What is the digital input capacitance of the ADG509AKR-REEL?
The digital input capacitance is 8 pF.
