SN74LS240 - ON Semiconductor

SN74LS240 Octal Buffer/Line Driver

SN74LS240, SN74LS244 Octal Buffer/Line Driver with 3−State Outputs The SN74LS240 and SN74LS244 are Octal Buffers and Line Drivers designed to be employed as memory address drivers, clock drivers and bus-oriented transmitters/receivers which provide improved PC board density. • Hysteresis at Inputs to Improve Noise Margins • 3-State Outputs Drive Bus Lines o.

Features

d ordering and shipping information in the package dimensions section on page 5 of this data sheet. © Semiconductor Components Industries, LLC, 2006 July, 2006 − Rev. 9 1 Publication Order Number: SN74LS240/D SN74LS240, SN74LS244 LOGIC AND CONNECTION DIAGRAMS DIP (TOP VIEW) SN74LS240 VCC 2G 1Y1 2A4 1Y2 2A3 1Y3 2A2 1Y4 2A1 20 19 18 17 16 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 1G 1A1 2Y4 1A2 2Y3 1A3 2Y2 1A4 2Y1 GND SN74LS244 VCC 2G 1Y1 2A4 1Y2 2A3 1Y3 2A2 1Y4 2A1 20 19 18 17 16 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 1G 1A1 2Y4 1A2 2Y3 1A3 2Y2 1A4 2Y1 GND SN74LS240 INPUTS 1G, 2G D OUTPUT LL.