General Description

Aeroflex’s ACT8504 is a radiation hardened, multi-chip 64 channel multiplexer MCM (multi-chip module) with ESD protection for use in space applications. All channel inputs have electrostatic discharge protection.

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

■ 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.

■ All Channel Inputs protected by ±20V Transorbs

■ 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

■ Packaging – Hermetic Ceramic Quad Flat Pack

• 96 Leads, 1.32Sq x .20Ht Quad Flat Pack

• Typical Weight 15 grams

■ DESC SMD Pending