DESCRIPTION
PIN No 1, 19 2, 3, 4, 5, 6, 7, 8, 9 18, 17, 16, 15, 14, 13, 12, 11 10 20 SYMBOL G1, G2 A1 to A8 NAME AND FUNCTION Output Enable Inputs Data Inputs Y1 to Y8 Bus Outputs GND VCC Ground (0V) Positive Supply Voltage t(s)TRUTH TABLE roducG1 PH teX L leL soX : Don’t Care Z : High Impedance INPUT G2 X H L L ObABSOLUTE MAXIMUM RATINGS
) -Symbol Parameter t(sVCC Supply Voltage ucVI DC Input Voltage dVO DC Output Voltage roIIK DC Input Diode Current PIOK DC Output Diode Current teIO DC Output Current leICC or IGND DC VCC or Ground Current oPD Power Dissipation bsTstg Storage Temperature O TL Lead Temperature (10 sec) OUTPUT An Yn XZ XZ HL LH Value -0.5 to +7 -0.5 to VCC + 0.5 -0.5 to VCC + 0.5 ± 20 ± 20 ± 35 ± 70 500(*) -65 to +150 300 Unit V V V mA mA mA mA mW °C °C ABSOLUTE MAXIMUM RATINGS
are those values beyond which damage to the device may occur. Functional operation under these conditions is not implied (*) 500mW at 65 °C; derate to 300mW by 10mW/°C from 65°C to 85°C 2/10 M74H...
STMicroelectronics
