ADG918BRMZ-REEL7

The ADG918BRMZ-REEL7 is a high-performance, broadband single-pole, double-throw (SPDT) radio frequency (RF) switch from Analog Devices, Inc. It is designed to provide high isolation and low insertion loss in RF signal routing applications.

Key Features and Specifications:

• Broadband Performance: The ADG918BRMZ-REEL7 operates over a frequency range of DC to 4 GHz, making it suitable for a wide range of RF and microwave applications.

• High Isolation: It offers high isolation of up to 43 dB at 1 GHz, ensuring minimal signal leakage between the RF ports.

• Low Insertion Loss: With an insertion loss of 0.8 dB at 1 GHz, the switch maintains excellent signal integrity, minimizing signal degradation.

• CMOS Compatibility: The switch is compatible with CMOS control logic, simplifying integration into digital systems. It supports a single supply voltage range of 1.65 V to 2.75 V.

• Compact Package: The ADG918BRMZ-REEL7 is available in a small 8-lead MSOP package, measuring 3 mm x 3 mm, making it suitable for space-constrained applications.

• Absorptive Switch Technology: This switch employs absorptive technology, which terminates the unused port with a 50 Ω resistor, providing improved isolation and reducing reflections.

• Low Power Consumption: The switch consumes very little power, with a typical standby current of less than 1 µA, making it suitable for battery-powered and low-power applications.

• Temperature Range: The ADG918BRMZ-REEL7 operates over a temperature range of -40°C to +85°C, ensuring reliable performance in a variety of environments.

Applications:

• Wireless Communications: The switch can be used in wireless communication systems for antenna selection, transmit-receive path switching, and signal routing.

• General-Purpose RF Switching: Suitable for a wide range of RF switching applications, including signal routing in test and measurement equipment.

• Dual-Band Applications: Ideal for dual-band systems that require switching between different frequency bands.

• High-Speed Filter Selection: Can be used in systems that require rapid selection between different RF filters.

• Digital Transceiver Front-End Switching: Suitable for switching between transmit and receive paths in digital transceivers.

• Intermediate Frequency (IF) Switching: Can be used in IF signal routing applications.

• Tuner Modules: Ideal for tuner modules in radio and television receivers.

• Antenna Diversity Switching: Used in systems that employ antenna diversity to improve reception reliability.

Summary:

The ADG918BRMZ-REEL7 is a versatile, high-performance RF switch that offers excellent isolation, low insertion loss, and CMOS compatibility. Its compact package and low power consumption make it suitable for a wide range of applications, including wireless communications, general-purpose RF switching, and antenna diversity systems.