器件名称:
DM74S51
功能描述:
Dual 2-Wide 2-Input AND-OR-INVERT Gate
文件大小:
34.27KB 共3页
简 介:
DM74S51 Dual 2-Wide 2-Input AND-OR-INVERT Gate August 1986 Revised April 2000 DM74S51 Dual 2-Wide 2-Input AND-OR-INVERT Gate General Description This device contains two independent combinations of gates each of which performs the logic AND-OR-INVERT function. Ordering Code: Order Number DM74S51N Package Number N14A Package Description 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Connection Diagram Function Table Y = AB + CD Inputs A H X B H X All other combinations H = HIGH Logic Level L = LOW Logic Level X = Either LOW or HIGH Logic Level Output C X H D X H Y L L H 2000 Fairchild Semiconductor Corporation DS006454 www.fairchildsemi.com DM74S51 Absolute Maximum Ratings(Note 1) Supply Voltage Input Voltage Operating Free Air Temperature Range Storage Temperature Range 7V 5.5V 0°C to +70°C 65°C to +150°C Note 1: The “Absolute Maximum Ratings” are those values beyond which the safety of the device cannot be guaranteed. The device should not be operated at 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 0.8 1 20 70 Nom 5 Max 5……