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M74HC4078

8-INPUT NOR/OR GATE

STMicroelectronics 

M74HC4078

8-INPUT NOR/OR GATE

s HIGH SPEED:

tPD = 10ns (TYP.) at VCC = 6V

s LOW POWER DISSIPATION:

ICC = 1µA(MAX.) at TA=25°C

s HIGH NOISE IMMUNITY:

VNIH = VNIL = 28 % VCC (MIN.)

s SYMMETRICAL OUTPUT IMPEDANCE:

|IOH| = IOL = 4mA (MIN)

s BALANCED PROPAGATION DELAYS:

tPLH ≅ tPHL

s WIDE OPERATING VOLTAGE RANGE:

VCC (OPR) = 2V to 6V

s PIN AND FUNCTION COMPATIBLE WITH

74 SERIES 4078

DESCRIPTION

The M74HC4078 is an high speed CMOS

8-INPUT NOR/OR GATE fabricated with silicon

gate C2MOS technology.

DIP

SOP

TSSOP

ORDER CODES

PACKAGE

TUBE

T&R

DIP

SOP

TSSOP

M74HC4078B1R

M74HC4078M1R M74HC4078RM13TR

M74HC4078TTR

All inputs are equipped with protection circuits

against static discharge and transient excess

voltage.

PIN CONNECTION AND IEC LOGIC SYMBOLS

July 2001

1/8

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