HMC197AE RF/IF and RFID

Test Frequency:	3GHz
Base Part Number:	HMC197
Supplier Device Package:	SOT-26
Package / Case:	SOT-23-6
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply:	3 V ~ 8 V
Impedance:	50 Ohm
Features:	--
IIP3:	43dBm
P1dB:	29dBm
Series:	--
Insertion Loss:	0.8dB
Isolation:	18dB
Frequency Range:	DC ~ 3GHz
Circuit:	SPDT
Topology:	Reflective
RF Type:	WLAN
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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RF Switches are a type of wireless component that can be used to enable and disable the transmission of electromagnetic frequencies. They are commonly employed in wireless communication systems to prevent interference between radio signals or to isolate a single circuit. HMC197AE is an RF switch that is specifically designed for applications requiring high linearity over wide dynamic ranges.The HMC197AE is a single-pole, single-throw (SPST) absorptive antenna switch that operates from 18 GHz to 26.5 GHz. It is designed to provide a high-isolation, wide-dynamic switching solution for cellular applications.The HMC197AE utilizes a double-spoon technology to achieve an excellent isolation performance of up to 40 dB over a wide two-octave frequency range. The device also provides excellent low insertion-loss of less than 0.5dB across the band. This makes it suitable for applications where high linearity is required over wide dynamic ranges.In order to supply the device with power, it needs to connect to a 5V DC power supply. The operating temperature of the HMC197AE is from -45 degC to +105 degC. The device is available in a hermetic, ceramic, surface-mount package, which makes it suitable for a wide range of applications.The HMC197AE consists of a switch element and a control interface. The switch element consists of four switching diodes that are connected in an absorptive switch configuration. The absorptive switch configuration ensures that when the switch is driven with a no signal applied, it will absorb signal power and reject spurious signals.The control interface allows the user to drive the switch with an analog control voltage. The control voltage can range from 0 to +5V, and is applied to the VCTRL pin on the device. This allows the user to control the state of the switch, allowing them to switch between the two states of "on" and "off".In terms of applications, the HMC197AE can be used in a variety of wireless applications such as cellular base stations, WLAN, wireless CATV, RADAR systems, satellite communications and many more.In conclusion, the HMC197AE is an RF switch that is specifically designed for applications requiring high linearity over wide dynamic ranges. It is available in a hermetic, ceramic, surface-mount package, which makes it suitable for a wide range of applications. It is capable of providing excellent isolation and low insertion loss while still offering excellent linearity. This makes it an ideal choice for a wide range of wireless applications.

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