74ACT16244

SN54ACT16244, 74ACT16244 16-BIT BUFFERS/LINE DRIVERS WITH 3-STATE OUTPUTS SCAS116B – MARCH 1990 – REVISED APRIL 1996 D Members of the Texas Instruments Widebus™ Family D Inputs Are TTL-Voltage Compatible D 3-State Outputs Drive Bus Lines or Buffer Memory Address Registers D Flow-Through Architecture Optimizes PCB Layout D Distributed VCC and GND Pin Configurations Minimize High-Speed Switching Noise D EPIC ™ (Enhanced-Performance Implanted CMOS) 1-mm Process D 500-mA Typical Latch-Up Immunity at 125°C D Package Options Include Plastic Shrink Small-Outline (DL) and Thin Shrink Small-Outline (DGG) Packages, and 380-mil Fine-Pitch Ceramic Flat (WD) Packages Using 25-mil Center-to-Center Pin Spacings description The SN54ACT16244 and 74ACT16244 are 16-bit buffers/line drivers designed specifically to improve both the performance and density of 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters. They can be used as four 4-bit buffers, two 8-bit buffers, or one 16-bit buffer. The devices provide true outputs and symmetrical OE (active-low) output-enable inputs. SN54ACT16244 . . . WD PACKAGE 74ACT16244 . . . DGG OR DL PACKAGE (TOP VIEW) 1OE 1 1Y1 2 1Y2 3 GND 4 1Y3 5 1Y4 6 VCC 7 2Y1 8 2Y2 9 GND 10 2Y3 11 2Y4 12 3Y1 13 3Y2 14 GND 15 3Y3 16 3Y4 17 VCC 18 4Y1 19 4Y2 20 GND 21 4Y3 22 4Y4 23 4OE 24 48 2OE 47 1A1 46 1A2 45 GND 44 1A3 43 1A4 42 VCC 41 2A1 40 2A2 39 GND 38 2A3 37 2A4 36 3A1 35 3A2 34 GND 33 3A3 32 3A4 31 VCC 30 4A1 29 4A2 28 GND 27 ...