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ADG823BRM

ADG823BRM Description

The ADG823BRM is a high-performance analog switch designed by Analog Devices Inc., featuring a single-pole, single-throw (SPST) configuration with normally open (NO) and normally closed (NC) options. This device is housed in an 8-MSOP package, making it suitable for surface-mount applications. Despite its obsolete status, the ADG823BRM remains a reliable choice for applications requiring low on-state resistance and fast switching times.

ADG823BRM Features

• Low On-State Resistance: The ADG823BRM boasts a maximum on-state resistance (Ron) of 600mΩ, ensuring minimal power loss and high efficiency in signal transmission.
• Fast Switching Times: With a turn-on time (Ton) of 45ns and a turn-off time (Toff) of 16ns, the ADG823BRM offers rapid switching capabilities, making it ideal for high-speed applications.
• Low Leakage Current: The maximum leakage current (IS(off)) is only 250pA, ensuring high reliability and minimal signal degradation when the switch is off.
• Wide Operating Voltage Range: The device operates from a single supply voltage ranging from 1.8V to 5.5V, providing flexibility in power supply requirements.
• Low Charge Injection: The ADG823BRM exhibits a charge injection of 15pC, minimizing transient disturbances during switching.
• High Bandwidth: The -3dB bandwidth of 24MHz supports high-frequency signal switching, ensuring minimal signal attenuation.
• Channel Matching: The channel-to-channel matching (ΔRon) is 160mΩ, ensuring consistent performance across multiple channels.
• Low Channel Capacitance: With channel capacitances of 85pF (CS(off)) and 98pF (CD(off)), the ADG823BRM minimizes capacitive loading effects on the signal.
• Moisture Sensitivity Level: The MSL rating of 1 (unlimited) ensures the device is suitable for a wide range of environmental conditions.
• Packaging: The ADG823BRM is available in a tube package, facilitating easy handling and integration into surface-mount designs.

ADG823BRM Applications

The ADG823BRM is well-suited for a variety of applications where high-speed switching and low power consumption are critical. These applications include:

• Data Acquisition Systems: The fast switching times and low on-state resistance make the ADG823BRM ideal for multiplexing signals in data acquisition systems, ensuring accurate and efficient signal routing.
• Telecommunications: In telecom applications, the ADG823BRM can be used for signal routing and switching, benefiting from its high bandwidth and low leakage current.
• Medical Equipment: The device's reliability and low charge injection make it suitable for medical applications where signal integrity and minimal disturbances are crucial.
• Industrial Control Systems: The wide operating voltage range and robust performance characteristics make the ADG823BRM a reliable choice for industrial control systems requiring precise signal switching.

Conclusion of ADG823BRM

The ADG823BRM, despite being obsolete, continues to offer significant advantages in applications requiring high-speed, low-power analog switching. Its low on-state resistance, fast switching times, and low leakage current make it a reliable choice for a variety of high-performance applications. While newer models may offer additional features, the ADG823BRM remains a robust and efficient solution for engineers and designers in need of a dependable analog switch.