Overview
The ADG4612BRUZ, produced by Analog Devices Inc., is a quad single-pole/single-throw (SPST) analog switch IC designed for high-performance signal switching applications. This device features power-off protection, ensuring that the switch remains in the OFF condition when no power supplies are present, preventing any potential damage from analog signals at the switch inputs. The ADG4612 is part of a family that includes the ADG4613, with the key difference being the logic control for the switches. The ADG4612 switches are activated by a Logic 1 on the appropriate control input, making it suitable for a variety of applications requiring precise signal control.
Key Specifications
| Parameter | Value | Unit | Conditions |
|---|---|---|---|
| On Resistance | 5.2 Ω | Ω | VDD = ±5.5 V, VSS = ±5.5 V |
| Input Signal Range | Up to 16 V | V | |
| Power Supply Voltage | ±5 V, +12 V | V | |
| Switching Time (tON) | 73 ns (typ), 125 ns (max) | ns | RL = 300 Ω, CL = 35 pF, VS = 3 V |
| Switching Time (tOFF) | 100 ns (typ), 149 ns (max) | ns | RL = 300 Ω, CL = 35 pF, VS = 3 V |
| Package Types | 16-Lead TSSOP, 16-Lead LFCSP (3mm x 3mm w/ EP) | ||
| ESD Protection | High electrostatic discharge protection |
Key Features
- Low On Resistance: The ADG4612 features an ultralow on resistance of 5.2 Ω, making it ideal for applications requiring minimal signal distortion and high linearity.
- Power-Off Protection: The device ensures that the switch remains in the OFF condition when no power supplies are present, protecting against potential damage from analog signals.
- Wide Input Signal Range: The switches can handle input signal levels up to 16 V, making them versatile for various applications.
- High ESD Protection: The device offers high electrostatic discharge protection, suitable for environments with higher levels of noise and vibration.
- Compact Packaging: Available in 16-Lead TSSOP and 16-Lead LFCSP packages, making it suitable for space-constrained and portable applications.
- Low Power Dissipation: Utilizes CMOS process technology for low power dissipation, enhancing efficiency in power-sensitive applications.
Applications
- Data Acquisition: Ideal for data acquisition systems where low on resistance and minimal signal distortion are critical.
- Gain Switching: Suitable for gain switching applications in audio and other signal processing systems.
- Dual Power Supply Systems: The device is suitable for use in systems with dual power supplies due to its low input leakage.
- Portable and Space-Constrained Devices: The compact packaging makes it highly suitable for portable and space-constrained applications).
Q & A
- What is the on resistance of the ADG4612?
The on resistance of the ADG4612 is 5.2 Ω.
- What are the power supply voltage ratings for the ADG4612?
The ADG4612 can operate with power supply voltages of ±5 V and +12 V.
- What is the maximum input signal level the ADG4612 can handle?
The ADG4612 can handle input signal levels up to 16 V.
- What type of packaging is available for the ADG4612?
The ADG4612 is available in 16-Lead TSSOP and 16-Lead LFCSP (3mm x 3mm w/ EP) packages.
- Does the ADG4612 offer power-off protection?
Yes, the ADG4612 features power-off protection, ensuring the switch remains in the OFF condition when no power supplies are present.
- What is the typical switching time (tON) for the ADG4612?
The typical switching time (tON) for the ADG4612 is 73 ns.
- What is the maximum switching time (tOFF) for the ADG4612?
The maximum switching time (tOFF) for the ADG4612 is 149 ns.
- Is the ADG4612 suitable for portable applications?
Yes, the ADG4612 is highly suitable for portable and space-constrained applications due to its compact packaging and low power dissipation.
- Does the ADG4612 offer high ESD protection?
Yes, the ADG4612 offers high electrostatic discharge protection, making it well-suited for noisy environments.
- What are some common applications for the ADG4612?
The ADG4612 is commonly used in data acquisition, gain switching, and dual power supply systems.
