UT54ACTS157

Standard Products UT54ACS157/UT54ACTS157 Quadruple 2 to 1 Multiplexers Datasheet November 2010 www.aeroflex.com/logic FEATURES ‰ 1.2μ CMOS - Latchup immune ‰ High speed ‰ Low power consumption ‰ Single 5 volt supply ‰ Available QML Q or V processes ‰ Flexible package - 16-pin DIP - 16-lead flatpack ‰ UT54ACS157 - SMD 5962-96552 ‰ UT54ACTS157 - SMD 5962-96553 DESCRIPTION The UT54ACS157 and the UT54ACTS157 are monolithic data selectors/multiplexers. A 4-bit word is selected from one of two sources and is routed to the four outputs. A separate strobe input, G, is provided. The devices are characterized over full military temperature range of -55°C to +125°C. FUNCTION TABLE INPUTS OUTPUT STROBE G SELECT A/B DATA AB Y HXXX L LLLXL L LHXH LHXL L L HXHH PINOUTS A/B A1 B1 Y1 A2 B2 Y2 VSS 16-Pin DIP Top View A/B 1 16 VDD A1 2 15 G B1 3 14 A4 Y1 4 13 B4 A2 5 12 Y4 B2 6 11 A3 Y2 7 10 B3 VSS 8 9 Y3 16-Lead Flatpack Top View 1 16 2 15 3 14 4 13 5 12 6 11 7 10 89 VDD G A4 B4 Y4 A3 B3 Y3 LOGIC SYMBOL (15) G (1) A/B (2) A1 (3) B1 (5) A2 (6) B2 (11) A3 (10) B3 (14) A4 (13) B4 EN G1 1 MUX 1 (4) Y1 (7) Y2 (9) Y3 (12) Y4 Note: 1. Logic symbol in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12. 1 LOGIC DIAGRAM 1A (2) 1B (3) 2A (5) 2B (6) 3A (11) 3B (10) 4A (14) 4B (13) STROBE G (15) SELECT A/B (1) (4) 1Y (7) 2Y (9) 3Y (12) 4Y 2 OPERATIONAL ENVIRONMENT1 PARAMETER Total Dose SEU Threshold 2 SEL Threshold Neutron Fluence LIMIT 1.0E6 80 120 1.0...