
STMicroelectronics
DESCRIPTION
The M54HC240 is an advanced high-speed CMOS OCTAL BUS BUFFER (3-STATE) fabricated with silicon gate C2MOS technology.
G control input governs four BUS BUFFERs.
This device is designed to be used with 3 state memory address drivers, etc.
All inputs are equipped with protection circuits against static discharge and transient excess voltage.
■ 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 240
■ 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-9401-034