General Description
Aeroflex’s ACT8505 is a radiation hardened, multi-chip 64 channel multiplexer MCM (multi-chip module) for use in space applications.
The ACT8505 has been specifically designed to meet exposure to radiation environments. The multiplexer is available in a 96 lead High Temperature Co-Fired Ceramic (HTCC) Quad Flatpack (QFP) and is guaranteed operational from -55°C to +125°C. Available screened in accordance with MIL-PRF-38534, the ACT8505 is ideal for demanding military and space applications.

Features
■ Radiation Environment
    • Radiation 300K(Si) Total Dose
    • No Latch-Up or SEE to 120MeV/cm2/mg
■ Full Military Temperature Range
■ Low Power Consumption < 75mW, typical 50mW
■ 64 Channels Provided by Four (4) HS-1840RH Multiplexers
■ Address Bus (A0-3), and Four Enable lines afford flexible organization
■ Output Monitoring of HS-1840RH outputs to a Fifth HS1840RH. Controlled with C0, C1 Address Lines.
■ Fast Access Time 1500ns
■ ±35V Input Over Voltage Protection (Power On or Off)
■ Break-Before-Make Switching
■ High Analog Input Impedance (Power On or Off)
■ Dielectrically Isolated Device Islands
■ No Latch-Up
■ Same Form / Fit / Function as ACT8504 but no input Transorbs
■ Packaging – Hermetic Ceramic Quad Flat Pack
    • 96 Leads, 1.32"Sq x .20"Ht Quad Flat Pack
    • Typical Weight 15 grams
■ DESC SMD Pending