M74HC540C1R中文资料意法半导体数据手册PDF规格书

DESCRIPTION

The M54/74HC540 and HC541 are high speed CMOS OCTAL BUS BUFFERS (3-STATE) fabricated in silicon gate C2MOS technology■

■ HIGH SPEED

tPD = 10 ns (TYP.) at VCC = 5V

■ LOW POWER DISSIPATION

ICC = 4 µA (MAX.) at TA = 25 °C

■ HIGH NOISE IMMUNITY

VNIH = VINL = 28 VCC (MIN.)

■ OUTPUT DRIVE CAPABILITY

15 LSTTL LOADS

■ SYMMETRICAL OUTPUT IMPEDANCE

|IOH| = IOL = 6 mA (MIN)

■ BALANCED PROPAGATION DELAYS

tPLH = tPHL

■ WIDE OPERATING VOLTAGE RANGE

VCC (OPR) = 2V to 6V

■ PIN AND FUNCTION COMPATIBLE

WITH 54/74LS540/541