HD74LS51

HD74LS51 2-wide 2-input, 2-wide 3-input AND-OR-INVERT Gates REJ03D0412–0300 Rev.3.00 Jul.22.2005 Features Ordering Information Part Name Package Type Package Code Package (Previous Code) Abbreviation HD74LS51P DILP-14 pin PRDP0014AB-B (DP-14AV) P HD74LS51FPEL SOP-14 pin (JEITA) PRSP0014DF-B (FP-14DAV) FP Note: Please consult the sales office for the above package availability. Taping Abbreviation (Quantity) — EL (2,000 pcs/reel) Pin Arrangement 1A 1 2A 2 2B 3 2C 4 2D 5 2Y 6 GND 7 (Top view) 14 VCC 13 1C 12 1B 11 1F 10 1E 9 1D 8 1Y Rev.3.00, Jul.22.2005, page 1 of 4 HD74LS51 Circuit Schematic (1/2) 1A (2A) Inputs 1B (2B) 1C 1D (2C) Inputs 1E (2D) 1F VCC 20k 8k 75 20k 4.5k Output Y 3k 1.5k GND Absolute Maximum Ratings Item Symbol Ratings Supply voltage VCC 7 Input voltage VIN 7 Power dissipation PT 400 Storage temperature Tstg –65 to +150 Note: Voltage value, unless otherwise noted, are with respect to network ground terminal. Recommended O...