DESCRIPTION
PIN No SYMBOL NAME AND FUNCTION 1 OE 3 State Output Enable Input (Active LOW) 2, 5, 6, 9, 12, Q0 to Q7 3 State Outputs 15, 16, 19 3, 4, 7, 8, 13, D0 to D7 Data Inputs 14, 17, 18 11 LE Latch Enable Input 10 GND Ground (0V) 20 VCC Positive Supply Voltage t(s)TRUTH TABLE ucINPUTS dOE LE roH X PL L teL H leL H oX: Don’t Care sZ: High Impedance b(*): Q Outputs are latched at the time when the LE input is taken low logic level. Obsolete Product(s) - OLOGIC DIAGRAM D X X L H OUTPUTS Q Z NO CHANGE (*) H L 2/11 M74HC533 ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit VCC Supply Voltage -0.5 to +7 V VI DC Input Voltage -0.5 to VCC + 0.5 V VO DC Output Voltage -0.5 to VCC + 0.5 V IIK DC Input Diode Current ± 20 mA IOK DC Output Diode Current ± 20 mA IO DC Output Current ± 35 mA ICC or IGND DC VCC or Ground Current ± 70 mA PD Power Dissipation 500(*) mW )Tstg Storage Temperature -65 to +150 °C t(sTL Lead Temperature (10 sec) 300 °C ABSOLUTE MAXIMUM RATINGS
are those values beyond which damage to the device may occur.
STMicroelectronics
