Fairchild 74F02 service manual

April 1988
Revised September 2000

74F02
Quad 2-Input NOR Gate

General Description

This device contains four independent gates, each of which
performs the logic NOR function.

Ordering Code:

Order Number Package Number Package Description

74F02SC M14A 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-120, 0.150 Narrow
74F02SJ M14D 14-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide
74F02PC N14A 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide

Devices also availab le in Tape and Reel. Specify by appending the suffix letter “X” to the o rdering code.

74F02 Quad 2-Input NOR Gate

Logic Symbol

IEEE/IEC

Unit Loading/Fan Out

Pin Names Description

An, B

n

O

n

Connection Diagram

U.L.

HIGH/LOW

Inputs 1.0/1.0 20 µA/−0.6 mA
Outputs 50/33.3 −1 mA/20 mA

Input I

Output I

IH/IIL

OH/IOL

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Absolute Maximum Ratings(Note 1) Recommended Operating

74F02

Storage Temperature −65°C to +150°C
Ambient Temperature under Bias
Junction Temperature under Bias

Pin Potential to Ground Pin −0.5V to +7.0V

V

CC

Input Voltage (Note 2)
Input Current (Note 2)

−55°C to +125°C

−55°C to +150°C

−0.5V to +7.0V

−30 mA to +5.0 mA

Voltage Applied to Output

in HIGH State (with V
Standard Output

CC

= 0V)

−0.5V to V

3-STATE Output −0.5V to +5.5V

Current Applied to Output

in LOW State (Max) twice the rated I

OL

Conditions

Free Air Ambient Temperature 0
Supply Voltage

Note 1: Absolute maximum ratings are values beyond which the device
may be damaged or have its useful life impair ed. Functional operation

CC

under these conditi ons is not implied.
Note 2: Either voltage lim it or c urrent limit is sufficient to prot ect inputs.

(mA)

DC Electrical Characteristics

Symbol Parameter Min Typ Max Units

V
V
V
V

V

I

I

I

V

I

I
I
I
I

IH
IL
CD
OH

OL

IH

BVI

CEX

ID

OD

IL
OS
CCH
CCL

Input HIGH Voltage 2.0 V Recognized as a HIGH Signal
Input LOW Voltage 0.8 V Recognized as a LOW Signal
Input Clamp Diode Voltage −1.2 V Min IIN = −18 mA
Output HIGH 10% V
Voltage 5% V
Output LOW 10% V
Voltage
Input HIGH
Current
Input HIGH Current
Breakdown Test
Output HIGH
Leakage Current
Input Leakage
Test All other pins grounded
Output Leakage
Circuit Current All other pins grounded
Input LOW Current −0.6 mA Max VIN = 0.5V
Output Short-Circuit Current −60 −150 mA Max V
Power Supply Current 3.7 5.6 mA Max VO = HIGH
Power Supply Current 8.7 13.0 mA Max VO = LOW

CC
CC
CC

2.5

2.7 IOH = −1 mA

0.5 V Min IOL = 20 mA

5.0 µAMaxVIN = 2.7V

7.0 µAMaxVIN = 7.0V

50 µAMaxV

4.75 V 0.0

3.75 µA0.0

V

CC

VMin

Conditions

IOH = −1 mA

= V

OUT

CC

IID = 1.9 µA

V

= 150 mV

IOD

= 0V

OUT

°C to +70°C

+4.5V to +5.5V

AC Electrical Characteristics

TA = +25°CT

Symbol Parameter

t

PLH

t

PHL

Propagation Delay 2.5 4.4 5.5 2.5 7.5 2.5 6.5
An, Bn to O

n

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VCC = +5.0V VCC = +5.0V VCC = +5.0V

CL = 50 pF CL = 50 pF CL = 50 pF

Min Typ Max Min Max Min Max

1.5 3.2 4.3 1.5 6.5 1.5 5.3

= −55°C to +125°CTA = 0°C to +70°C

A

Units

ns