DESCRIPTION
The 74ACT125 is an advanced high-speed CMOS QUAD BUS BUFFER fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology.
   
■ HIGH SPEED: tPD = 5ns (TYP.) at VCC = 5V
■ LOW POWER DISSIPATION:
    ICC = 4µA(MAX.) at TA=25°C
■ COMPATIBLE WITH TTL OUTPUTS
    VIH = 2V (MIN.), VIL = 0.8V (MAX.)
■ 50Ω TRANSMISSION LINE DRIVING
    CAPABILITY
■ SYMMETRICAL OUTPUT IMPEDANCE:
    |IOH| = IOL = 24mA (MIN)
■ BALANCED PROPAGATION DELAYS:
    tPLH ≅ tPHL
■ OPERATING VOLTAGE RANGE:
    VCC (OPR) = 4.5V to 5.5V
■ PIN AND FUNCTION COMPATIBLE WITH
    74 SERIES 125
■ IMPROVED LATCH-UP IMMUNITY