
STMicroelectronics
DESCRIPTION
The ACT273 is a high-speed CMOS OCTAL D-TYPE FLIP FLOP WITH CLEAR fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology. It is ideal for low power applications mantaining high speed operation similar to equivalent Bipolar Schottky TTL.
Information signals applied to D inputs are transfered to the Q output on the positive going edge of the clock pulse.
■ HIGH SPEED:
fMAX = 190 MHz ns (TYP.) at VCC = 5V
■ LOW POWER DISSIPATION:
ICC =8 µA (MAX.) at TA = 25 °C
■ COMPATIBLEWITH TTL OUTPUTS
VIH = 2V (MIN), VIL = 0.8V(MAX)
■ 50Ω TRANSMISSIONLINE DRIVING CAPABILITY
■ SYMMETRICAL OUTPUT IMPEDANCE:
|IOH| = IOL = 24 mA (MIN)
■ BALANCEDPROPAGATIONDELAYS:
tPLH = tPHL
■ OPERATING VOLTAGERANGE:
VCC (OPR)= 4.5V to 5.5V
■ PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 273
■ IMPROVED LATCH-UP IMMUNITY