DESCRIPTION
The 54HC244 is an advanced high-speed CMOS OCTAL BUS BUFFER (3-STATE) fabricated with
silicon gate C2MOS technology.

■ HIGH SPEED: tPD= 10ns (TYP.) at VCC=6V
■ LOW POWER DISSIPATION: ICC=4µA(MAX.) at TA=25°C
■ HIGH NOISE IMMUNITY: VNIH=VNIL= 28% VCC(MIN.)
■ SYMMETRICAL OUTPUT IMPEDANCE: |IOH|=IOL=6mA(MIN)
■ BALANCED PROPAGATION DELAYS: tPLH≅tPHL
■ WIDE OPERATING VOLTAGE RANGE: VCC(OPR) = 2V to 6V
■ PIN AND FUNCTION COMPATIBLE WITH 54 SERIES 244
■ SPACE GRADE-1: ESA SCC QUALIFIED
■ 50 krad QUALIFIED, 100 krad AVAILABLE ON REQUEST
■ NO SEL UNDER HIGH LET HEAVY IONS IRRADIATION
■ DEVICE FULLY COMPLIANT WITH SCC-9401-048