M74HC85集成电路（IC）的比较器规格书PDF中文资料

M74HC85属于集成电路（IC）的比较器。由意法半导体集团制造生产的M74HC85比较器逻辑比较器系列产品用于根据以数字格式表示的信息比较结果来生成输出；身份型比较器指示两个输入是否相同，幅度型比较器还指示两个输入不相同时哪个较大。它们不同于比较两个模拟输入幅度的器件，后者称为线性比较器且单独分类。

DESCRIPTION

The M54/74HC85 is a high speed CMOS 4-BIT MAGNITUDE COMPARATOR fabricated in silicon gate C2MOS technology.

■ HIGH SPEED

tPD = 22 ns (TYP.) at VCC = 5 V

■ LOW POWER DISSIPATION

ICC = 4 µA (MAX.) at TA = 25 °C

■ 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

■ PIN AND FUNCTION COMPATIBLE WITH

54/74LS85