1

CMOS LOGIC IC

ELM7S 0 2 B - EL

↑ ↑ ↑

a

b

c

■General description　

ELM7S02B is CMOS 2-input NOR gate IC. It realizes high speed operation similar to LS-TTL with lower

power consumption by CMOS features. The inner circuit structure of 3-stage logic gate obtains wider noise

immunity and constant output.

■Features

■Application

■Selection guide

ELM7S02B-EL

Symbol

a

Function

02 : 2-input NOR gate

b

Product version

B

c

Taping direction

EL : Refer to PKG file

■Maximum absolute ratings

Parameter

Symbol

Limit

Unit

Power supply voltage

Vdd

-0.5～+7.0

V

Input voltage

Vin

-0.5～Vdd+0.5

V

Output voltage

Vout

-0.5～Vdd+0.5

V

Input protection diode current

Iik

±

20

mA

Output parasitic diode current

Iok

±

20

mA

Output current

Iout

±

25

mA

VDD/GND current

Idd, Ignd

±

25

mA

Power dissipation

Pd

200

mW

Storage temperature

Tstg

-65～+150

℃

・ Cell phones

・ Digital cameras

・ Portable electrical appliances like PDA, etc.

・ Computers and peripherals

・ Digital electrical appliances like LCD TV sets, DVD recorders/players, STB, etc.

・ Modification inside print board, adjustment of timing, solution to noise

・ Same electrical characteristic as 74HC series (output current is around 1/2 of 74HC series)

・ Low consumption current

： Idd=1.0μA(Max.)(Top=25℃ )

・ Wide power voltage range

： 2.0V～6.0V

・ High speed

： Tpd=5ns(Typ.)(Vdd=5.0V)

・ Symmetrical output impedance ： | Ioh |=Iol=2mA (Min.)(Vdd=4.5V)

・ Small package

: SOT-25