UT54ACTS541E

UT54ACTS541E Octal Buffers & Line Drivers, Three-State Outputs October, 2008 www.aeroflex.com/Logic FEATURES FUNCTION TABLE Three-state outputs drive bus lines or buffer memory address registers 0.6μm CRH CMOS Process - Latchup immune High speed Low power consumption Wide operating power supply from 3.0V to 5.5V Available QML Q or V processes INPUTS OUTPUT 1G 2G An Yn LLLL L LHH HXXZ XHXZ 20-lead flatpack DESCRIPTION The UT54ACTS541E is a non-inverting octal buffer and line driver which improves the performance and density of threestate memory address drivers, clock drivers, and bus-oriented receivers and transmitters. The device is characterized over full HiRel temperature range of -55°C to +125°C. PINOUT 1G A1 A2 A3 A4 A5 A6 A7 A8 VSS 20-Lead Flatpack Top View 1 20 2 19 3 18 4 17 5 16 6 15 7 14 8 13 9 12 10 11 VDD 2G Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 LOGIC SYMBOL 1G (1) 2G (19) & EN A1 (2) A2 (3) A3 (4) A4 (5) A5 (6) A6 (7) A7 (8) A8 (9) (18) (17) Y1 Y2 (16) Y3 (15) Y4 (14) Y5 (13) Y6 (12) Y7 (11) Y8 Note: 1. Logic symbol in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12. 1 LOGIC DIAGRAM A8 A7 A6 A5 A4 A3 A2 A1 2G 1G (9) (8) (7) (6) (5) (4) (3) (2) (19) (1) (11) Y8 (12) Y7 (13) Y6 (14) Y5 (15) Y4 (16) Y3 (17) Y2 (18) Y1 OPERATIONAL ENVIRONMENT1 PARAMETER Total Dose SEU Threshold 2 SEL Threshold Neutron Fluence LIMIT 1.0E6 80 120 1.0E14 Notes: 1. Logic will not latchup during radiation exposure within the limit...