DESCRIPTION

The M54/74HC123 is a high speed CMOS MONO-STABLE multivibrator fabricated with silicon gate C2MOS technology. It achieves the high speed operation similar to equivalent LSTTL while maintaining the CMOS low power dissipation.

■ HIGH SPEED

tPD = 25 ns (TYP) at VCC = 5V

■ LOW POWER DISSIPATION

STANDBYSTATE ICC=4 µA (MAX.) AT TA=25°C

ACTIVESTATE ICC =200 µA (TYP.) AT VCC=5V

■ HIGH NOISE IMMUNITY

VNIH = VNIL = 28 VCC (MIN.)

■ OUTPUT DRIVE CAPABILITY

10 LSTTL LOADS

■ SYMMETRICAL OUTPUT IMPEDANCE

IOH = IOL = 4 mA (MIN.)

■ BALANCED PROPAGATION DELAYS

tPLH = tPHL

■ WIDE OPERATING VOLTAGE RANGE

VCC (OPR) = 2 V TO 6 V

■ WIDE OUTPUT PULSE WIDTH RANGE

tWOUT = 120 ns ∼ 60 s OVER AT VCC = 4.5 V

■ PIN AND FUNCTION COMPATIBLE WITH

54/74LS123