HS-82C85RH

HS-82C85RH August 1995 Radiation Hardened CMOS Static Clock Controller/Generator Pinouts 24 LEAD CERAMIC DUAL-IN-LINE METAL SEAL PACKAGE (SBDIP) MIL-STD-1835 CDIP2-T24 TOP VIEW CSYNC 1 PCLK 2 AEN1 3 RDY1 4 READY 5 RDY2 6 AEN2 7 CLK 8 GND 9 CLK50 10 START 11 SLO/FST 12 24 VDD 23 X1 22 X2 21 ASYNC 20 EFI 19 F/C 18 OSC 17 RES 16 RESET 15 S2/STOP 14 S1 13 S0 Features Radiation Hardened - Total Dose > 105 RAD (Si) - Transient Upset > 108 RAD (Si)/s - Latch Up Free EPI-CMOS Very Low Power Consumption Pin Compatible with NMOS 8285 and Intersil 82C85 Generates System Clocks for Microprocessors and Peripherals Complete Control Over System Clock Operation for Very Low System Power - Stop-Oscillator - Stop-Clock - Low Frequency (Slo) Mode - Full Speed Operation DC to 15MHz Operation (DC to 5MHz System Clock) Generates Both 50% and 33% Duty Cycle Clocks (Synchronized) Uses Either Parallel Mode Crystal Circuit or External Frequency Source Hardened Field, Self-Aligned, Junction Isolated CMOS Process Single 5V Supply Military Temperature Range -55oC to +125oC Description The Intersil HS-82C85RH is a high performance, radiation hardened CMOS Clock Controller/Generator designed to support systems utilizing radiation hardened static CMOS microprocessors such as the HS-80C86RH. The HS-82C85RH contains a crystal controlled oscillator, reset pulse conditioning, halt/restart logic, and divide-by-256 circuitry. These features provide the means to stop the system clock, stop...