Overview
The ADG419BR-REEL is a monolithic CMOS single-pole double-throw (SPDT) analog switch designed by Analog Devices Inc. This device is fabricated on an enhanced LC2MOS process, which provides low power dissipation, high switching speed, low on-resistance, and low leakage currents. The ADG419 is suitable for a wide range of applications requiring reliable and efficient analog signal switching.
Key Specifications
| Parameter | Typical Value | Maximum Value | Unit | Test Conditions |
|---|---|---|---|---|
| Analog Signal Range (Dual Supply) | VSS to VDD | VSS to VDD | V | VDD = 15 V ± 10%, VSS = −15 V ± 10% |
| Analog Signal Range (Single Supply) | 0 to VDD | 0 to VDD | V | VDD = 12 V ± 10%, VSS = 0 V |
| On Resistance (RON) | 25 Ω (Dual Supply), 40 Ω (Single Supply) | 60 Ω (Dual Supply), 70 Ω (Single Supply) | Ω | VDD = 15 V ± 10%, VSS = −15 V ± 10% (Dual), VDD = 12 V ± 10% (Single) |
| Leakage Current (IS(off)) | 0.0001 μA | 2.5 μA | μA | VIN = 0 V or 5 V |
| Operating Temperature Range | -40°C to +125°C (B Version), -55°C to +125°C (T Version) | - | °C | - |
| Supply Voltage Range | ±15 V (Dual), 5 V to 12 V (Single) | - | V | - |
Key Features
- Low Power Dissipation: Ultralow power consumption, making it ideal for portable and battery-powered instruments.
- High Switching Speed: High switching speed and high signal bandwidth.
- Low On-Resistance: Low RON values ensure minimal signal degradation.
- Extended Signal Range: Input signal range extends to the supply rails.
- Low Leakage Currents: Low leakage currents for improved performance.
- Compact Packages: Available in surface-mount 8-TSSOP, 8-MSOP, and other packages.
- Break-Before-Make Switching: Ensures that the switch turns off before turning on to prevent signal overlap.
Applications
- Instrumentation and Test Equipment: Suitable for precise signal control in measurement instruments.
- Industrial Control Systems: Used in various industrial control applications requiring reliable analog switching.
- Data Acquisition and Signal Conditioning: Ideal for data acquisition systems and signal conditioning circuits.
- Telecommunications Equipment: Applied in telecommunications for efficient signal switching).
Q & A
- What is the ADG419BR-REEL?
The ADG419BR-REEL is a monolithic CMOS single-pole double-throw (SPDT) analog switch from Analog Devices Inc.
- What process is the ADG419 fabricated on?
The ADG419 is fabricated on an enhanced LC2MOS process.
- What are the key benefits of the ADG419?
Low power dissipation, high switching speed, low on-resistance, and low leakage currents.
- What is the operating temperature range of the ADG419?
-40°C to +125°C (B Version), -55°C to +125°C (T Version).
- What are the available package options for the ADG419?
Surface-mount 8-TSSOP, 8-MSOP, and other packages.
- What is the maximum on-resistance of the ADG419?
Up to 70 Ω depending on the supply conditions.
- Is the ADG419 suitable for single-supply operation?
Yes, it can operate with a single supply from 5 V to 12 V.
- What are some common applications of the ADG419?
Instrumentation, industrial control systems, data acquisition, and telecommunications equipment.
- Is the ADG419BR-REEL still in active production?
No, the ADG419BR-REEL is an obsolete product, but Analog Devices may have equivalent or alternative models available.
- What is the significance of the break-before-make switching action in the ADG419?
It ensures that the switch turns off before turning on to prevent signal overlap.
