GENERAL DESCRIPTION
Aeroflex’s ACT8508 is a radiation tolerant, 32 channel multiplexer MCM (multi-chip module) with electrostatic discharge (ESD) protection on all channel inputs.
The ACT8508 has been specifically designed to meet exposure to radiation environments. It is available in a 96 lead High Temperature Co-Fired Ceramic (HTCC) Quad Flatpack (CQFP). It is guaranteed operational from -55°C to +125°C. Available screened in accordance with MIL-PRF-38534, the ACT8508 is ideal for demanding military and space applications.

FEATURES
❐ 32 Channels provided by two independent 16-channel multiplexers
❐ Radiation performance
   - Total dose: 300 krads(Si), Dose rate = 50 - 300 rads(Si)/s
   - SEU: Immune up to 120 MeV-cm2/mg
   - SEL: Immune by process design
❐ Full military temperature range
❐ Low power consumption < 30mW
❐ Two address busses (A0-3 & B0-3), and two enable lines afford flexible organization
❐ All channel inputs protected by ±20V nominal Transorbs
❐ Fast access time 1500ns typical
❐ Break-Before-Make switching
❐ High analog input impedance (power on or off )
❐ Designed for aerospace and high reliability space applications
❐ Packaging – Hermetic ceramic
   - 96 leads, 1.32"Sq x 0.20"Ht quad flat pack
   - Typical Weight 15 grams
❐ Aeroflex Plainview’s Radiation Hardness Assurance Plan is DLA Certified to MIL-PRF-38534, Appendix G.