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ST M74HC02 Quad 2-Input NOR Gate Data Sheet Manual

Summary

This M74HC02 is a high-speed, robust CMOS Quad 2-Input NOR Gate designed for demanding digital logic circuits requiring excellent noise immunity. Operating across a wide voltage range (2V–6V), it provides reliable signal processing and exceptional performance. The technical manual serves as an essential reference for electronics engineers and hardware designers, detailing comprehensive specifications, timing diagrams, absolute maximum ratings, pin configurations, and package data needed for the precise integration of this standard-issue IC into critical systems.

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Page 1 Text Content

M74HC02

QUAD 2-INPUT NOR GATE

HIGH SPEED: t PD = 8ns (TYP.) at VCC = 6V LOW POWER DISSIPATION: ICC = 1µA(MAX.) at TA=25°C HIGH NOISE IMMUNITY: VNIH = VNIL = 28 % VCC (MIN.)

SYMMETRICAL OUTPUT IMPEDANCE: SOP TSSOPDIP

|IOH| = IOL = 4m A (MIN) BALANCED PROPAGATION DELAYS: t PLH ≅ t PHL ORDER CODES WIDE OPERATING VOLTAGE RANGE:

PACKAGE TUBE T & R

VCC (OPR) = 2V to 6V

DIP M74HC02B1R

PIN AND FUNCTION COMPATIBLE WITH

SOP M74HC02M1R M74HC02RM13TR

74 SERIES 02

TSSOP M74HC02TTR

DESCRIPTION The M74HC02 is an high speed CMOS QUAD All inputs are equipped with protection circuits 2-INPUT NOR GATE fabricated with silicon gate against static discharge and transient excess C2MOS technology. voltage. The internal circuit is composed of 3 stages including buffer output, which enables high noise immunity and stable output.

PIN CONNECTION AND IEC LOGIC SYMBOLS

1/8July 2001

Page Summary Contents For ST M74HC02 Quad 2-Input NOR Gate Data Sheet Manual

Page 1 M74HC02 QUAD 2-INPUT NOR GATE HIGH SPEED: t PD = 8ns (TYP.) at VCC = 6V LOW POWER DISSIPATION: ICC = 1µA(MAX.) at TA=25°C HIGH NOISE IMMUNITY: VNIH = VNIL = 28 % VCC (MIN.) SYMMETRICAL OUTPUT IMPEDANC...
Page 2 M74HC02 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No SYMBOL NAME AND FUNCTION 2, 5, 8, 11 1A to 4A Data Inputs 3, 6, 9, 12 1B to 4B Data Inputs 1, 4, 10, 13 1Y to 4Y Data Outputs GND Gro...
Page 3 M74HC02 DC SPECIFICATIONS Test Condition Value Symbol Parameter TA = 25°C -40 to 85°C -55 to 125°C Unit VCC Min. Typ. Max. Min. Max. Min. Max. VIH High Level Input 2.0 1.5 1.5 1.5 Voltage VIL Low Leve...
Page 4 M74HC02 TEST CIRCUIT CL = 50p F or equivalent (includes jig and probe capacitance) RT = ZOUT of pulse generator (typically 50Ω) WAVEFORM : PROPAGATION DELAY TIMES(f=1MHz; 50% duty cycle)
Page 5 M74HC02 Plastic DIP-14 MECHANICAL DATA mm. inch MIN. TYP MAX. MIN. TYP. MAX.
Page 6 M74HC02 SO-14 MECHANICAL DATA mm. inch MIN. TYP MAX. MIN. TYP. MAX. c1 45° (typ.) 0.68 0.026 8° (max.) PO13G
Page 7 M74HC02 TSSOP14 MECHANICAL DATA mm. inch MIN. TYP MAX. MIN. TYP. MAX. 0.65 BSC 0.0256 BSC PIN 1 IDENTIFICATION
Page 8 M74HC02 Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of...

Manual Details

Brand QUAD
Pages 8
File Size 179.55 KB
Published May 29, 2026
41 views

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Frequently Asked Questions

What is the recommended operating voltage range for this chip?

The chips operate within a supply voltage range of 2V to 6V.

How high is the noise immunity provided by the M74HC02?

It provides a minimum noise immunity (NIH) of 28% V.

What types of packages are compatible with the M74HC02?

It is available in DIP, SOP, and TSSOP packages, all pin and function compatible.

How does the chip handle potential electrical issues during use?

All inputs include protection circuits against static discharge and transient excess voltage.