DESCRIPTION
All inputs are equipped with protection circuits against static discharge and transient excess voltage. PIN CONNECTION AND IEC LOGIC SYMBOLS July 2001 1/8 Datasheet pdf - M74HC4078 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION
PIN No 2, 3, 4, 5, 9, 10, 11, 12 1, 13 7 14 SYMBOL A to H Y, X GND VCC NAME AND FUNCTION Data Inputs Data Outputs Ground (0V) Positive Supply Voltage TRUTH TABLE OUTPUTS INPUTS X ALL INPUTS "L" OTHER POSSIBILITIES H L Y L H ABSOLUTE MAXIMUM RATINGS
Symbol VCC VI VO IIK IOK IO PD Tstg TL Supply Voltage DC Input Voltage DC Output Voltage DC Input Diode Current DC Output Diode Current DC Output Current Parameter Value -0.5 to +7 -0.5 to VCC + 0.5 -0.5 to VCC + 0.5 ± 20 ± 20 ± 25 ± 50 500(*) -65 to +150 300 Unit V V V mA mA mA mA mW °C °C ICC or IGND DC VCC or Ground Current Power Dissipation Storage Temperature Lead Temperature (10 sec) ABSOLUTE MAXIMUM RATINGS
are those values beyond which damage to the device may occur. Functional operation under...