SP36T Broadband Switch

Microsemi’s GG-75431-64 single pole, 36 throw (SP36T) ultra-broadband absorptive switch is targeted at signal routing, simulation test equipment, communications systems and test lab equipment. The GG-75431-64 achieves low insertion loss, high isolation and fast switching over the entire 100 MHz to 20 GHz frequency range. The switch is controlled via an internal 6-bit TTL-compatible driver and operates from a single +5 V DC supply. A 9-pin D-SUB receptacle is incorporated on the device for convenient DC and control logic interface. RF connectors are field replaceable SMA female.

GG-75431-64 performance is guaranteed from -55° to 95°C and the unit is designed to withstand environmental conditions to MIL-PRF-883 including internal visual; stabilization bake thermal cycle; constant acceleration; fine leak; gross leak; external visual; and burn-in.

Key features include:

  • Multi-octave frequency range
  • Low-profile packaging
  • Absorptive switch
  • 1 W CW power handling
  • 100 nsec switching speed
  • 7 dB max insertion loss
  • 70 dB min isolation
  • Single +5 V supply
  • 6-bit TTL control with enable    

The GG-75431-64 is offered with a variety of options including:

  • Hermetic seal
  • Hi-rel screening
  • Other frequency ranges
  • Differential logic
  • Discrete logic control
  • RoHS-compliant

Microsemi Corp.
Aliso Viejo, CA,