UT54ACS14

UT54ACS14/UT54ACTS14 Radiation-Hardened Hex Inverting Schmitt Triggers Dec. 1, 2003 FEATURES PINOUTS 14-Pin DIP Top View A1 Y1 A2 Y2 A3 Y3 VSS 1 2 3 4 5 6 7 14 13 12 11 10 9 8 VDD A6 Y6 A5 Y5 A4 Y4 1.2µ radiation-hardened CMOS (ACTS14) and 0.6µ CRH www.DataSheet4U.com Low power consumption Single 5 volt supply Available QML Q or V processes CMOS process (ACS14) - Latchup immune High speed Flexible package - 14-pin DIP (not available for the ACS14) - 14-lead flatpack DESCRIPTION The UT54ACS14 and the UT54ACTS14 are hex inverters. The circuits perform the Boolean function Y = A. The devices are characterized over full military temperature range of -55°C to +125°C. FUNCTION TABLE INPUT A H L OUTPUT Y L H A1 Y1 A2 Y2 A3 Y3 VSS 14-Lead Flatpack Top View 1 2 3 4 5 6 7 14 13 12 11 10 9 8 VDD A6 Y6 A5 Y5 A4 Y4 LOGIC DIAGRAM A1 (2) (4) (6) (8) (10) (12) Y1 Y2 Y3 Y4 Y5 Y6 A4 Y4 A3 Y3 Y1 LOGIC SYMBOL A1 A2 A3 A4 A5 A6 (1) (3) (5) (9) (11) (13) 1 A2 Y2 Note: 1. Logic symbol in accordance with ANSI/IEEE standard 91-1984 and IEC Publication 617-12. A5 Y5 A6 Y6 25 RadHard MSI Logic UT54ACS14/UT54ACTS14 RADIATION HARDNESS SPECIFICATIONS 1 PARAMETER Total Dose SEU Threshold 2 SEL Threshold Neutron Fluence LIMIT 1.0E6 (ACTS14) 5.0E5 (ACS14) 80 120 1.0E14 UNITS rads(Si) MeV-cm2/mg MeV-cm2/mg n/cm2 Notes: 1. Logic will not latchup during radiation exposure within the limits defined in the table. 2. Device storage elements are immune to SEU affects. www.DataSheet4U.c...