DM74LS28 - Fairchild Semiconductor

DM74LS28 Quad 2-Input NOR Buffer

The DM74LS28 contains four independent gates each of which perform the logic NOR function. Ordering Code: Order Number DM74LS28M Package Number M14A Package Description 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-120, 0.150 Narrow Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code. Connec.

Features

these limits. The parametric values defined in the Electrical Characteristics tables are not guaranteed at the absolute maximum ratings. The “Recommended Operating Conditions” table will define the conditions for actual device operation. Recommended Operating Conditions Symbol VCC VIH VIL IOH IOL TA Supply Voltage HIGH Level Input Voltage LOW Level Input Voltage HIGH Level Output Current LOW Level Output Current Free Air Operating Temperature 0 Parameter Min 4.75 2 0.7 −1.2 24 70 Nom 5 Max 5.25 Units V V V mA mA °C Electrical Characteristics over recommended operating free air temperature ra.