View m74hct244 datasheet:

M74HCT244 OCTAL BUS BUFFER WITH 3 STATE OUTPUTS (NON INVERTED) HIGH SPEED: tPD = 15 ns (TYP.) at VCC = 4.5V LOW POWER DISSIPATION: ICC = 4µA(MAX.) at TA=25°C COMPATIBLE WITH TTL OUTPUTS : VIH = 2V (MIN.) VIL = 0.8V (MAX) DIP SOP TSSOP BALANCED PROPAGATION DELAYS: tPLH ? tPHL SYMMETRICAL OUTPUT IMPEDANCE: ORDER CODES |IOH| = IOL = 6mA (MIN) PACKAGE TUBE T & R PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 244 DIP M74HCT244B1R SOP M74HCT244M1R M74HCT244RM13TR TSSOP M74HCT244TTR DESCRIPTION The 74HCT244 is an advanced high-speed CMOS OCTAL BUS BUFFER (3-STATE) All inputs are equipped with protection circuits fabricated with silicon gate C2MOS technology. against static discharge and transient excess G control input governs four BUS BUFFERs. voltage. PIN CONNEC