Manufacturer Part Number
ADG419TQ
Manufacturer
Analog Devices
Introduction
The ADG419TQ is a high-performance analog switch from Analog Devices, designed for precision applications in interface systems.
Product Features and Performance
Single-pole double-throw (SPDT) switch configuration
2:1 multiplexer/demultiplexer circuit
On-State Resistance (Max): 35Ohm
Compatible with dual supply voltages: ±15V or a single supply of 12V
Channel Capacitance (CS(off), CD(off)): 6pF
Very low current leakage (Max): 250pA
Exceptionally low crosstalk: -90dB @ 1MHz
High operating temperature range: -55°C to 125°C
Product Advantages
Low on-state resistance enhances signal integrity
Minimal charge injection maintains signal precision
Low crosstalk ensures minimal interference between channels
Wide temperature range suitable for harsh environments
Key Technical Parameters
Number of Circuits: 1
On-State Resistance: 35Ohm
Supply Voltage: 12V (single), ±15V (dual)
Current Leakage: 250pA
Crosstalk: -90dB @ 1MHz
Operating Temperature: -55°C to 125°C
Quality and Safety Features
Built with robust materials ensuring durability and reliability
Thoroughly tested to meet stringent quality standards
Compatibility
Through-hole mounting compatible
Suitable for 8-CDIP housing
Application Areas
Military and aerospace applications
Precision instrumentation
Data acquisition systems
Communication systems
Product Lifecycle
Currently active with no near-term discontinuation
Potential future upgrades will preserve pin-compatibility for easy replacement
Several Key Reasons to Choose This Product
Exceptionally low leakage current enhancing device reliability in sensitive applications
The product supports a very broad operating temperature, suitable for extreme conditions
Minimal signal distortion due to low crosstalk and charge injection
Versatility with dual and single supply voltage capability
Reliable performance with stringent manufacturing quality checks ensuring long-term use in critical applications