74ACT11244

D 3-State Outputs Drive Bus Lines or Buffer Memory Address Registers D Inputs Are TTL-Voltage Compatible D Flow-Through Architecture Optimizes PCB Layout D Center-Pin VCC and GND Configurations to Minimize High-Speed Switching Noise D EPICt (Enhanced-Performance Implanted CMOS) 1-mm Process D 500-mA Typical Latch-Up Immunity at 125°C D Package Options Include Plastic Small-Outline (DW), Shrink Small-Outline (DB), and Thin Shrink Small-Outline (PW) Packages, and Standard Plastic 300-mil DIPs (NT) 74ACT11244 OCTAL BUFFER/LINE DRIVER WITH 3-STATE OUTPUTS SCAS006C − AUGUST 1987 − REVISED APRIL 1996 DB, DW, NT, OR PW PACKAGE (TOP VIEW) 1Y1 1 1Y2 2 1Y3 3 1Y4 4 GND 5 GND 6 GND 7 GND 8 2Y1 9 2Y2 10 2Y3 11 2Y4 12 24 1OE 23 1A1 22 1A2 21 1A3 20 1A4 19 VCC 18 VCC 17 2A1 16 2A2 15 2A3 14 2A4 13 2OE description ThIs octal buffer or line driver is designed specifically to improve both the performance and density of 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters. Together with the ’ACT11240, this device provides the choice of various combinations of inverting and noninverting outputs. The 74ACT11244 is characterized for operation from −40°C to 85°C. FUNCTION TABLE OUTPUT ENABLE 1OE, 2OE DATA INPUT A OUTPUT Y H X Z L L L L H H logic symbol† 24 1OE EN 13 2OE EN 23 1A1 20 22 1A2 21 1A3 20 1A4 1 1Y1 2 1Y2 3 1Y3 4 1Y4 17 2A1 16 2A2 15 2A3 14 2A4 † This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Public...