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74HC02S

Public Made by Adom

by adom

GR Logic Gates, SOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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74HC02S

GR · Logic Gates · SOP-14

74HC02S from GR, in a SOP-14. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 Y1 output Output of NOR gate 1 (Y = NOT(A1 OR B1)), with a per-pin output current limit of 25 mA absolute maximum.
2 A1 input Input A of NOR gate 1, with input voltage limited to -0.3 V to VCC+0.3 V and input current at most 1 uA at VCC = 6 V.
3 B1 input Input B of NOR gate 1, with input voltage limited to -0.3 V to VCC+0.3 V and input current at most 1 uA at VCC = 6 V.
4 Y2 output Output of NOR gate 2 (Y = NOT(A2 OR B2)), with a per-pin output current limit of 25 mA absolute maximum.
5 A2 input Input A of NOR gate 2, with input voltage limited to -0.3 V to VCC+0.3 V and input current at most 1 uA at VCC = 6 V.
6 B2 input Input B of NOR gate 2, with input voltage limited to -0.3 V to VCC+0.3 V and input current at most 1 uA at VCC = 6 V.
7 GND power_in Ground reference; the datasheet limits total Vcc or GND current to 50 mA absolute maximum.
8 A3 input Input A of NOR gate 3, with input voltage limited to -0.3 V to VCC+0.3 V and input current at most 1 uA at VCC = 6 V.
9 B3 input Input B of NOR gate 3, with input voltage limited to -0.3 V to VCC+0.3 V and input current at most 1 uA at VCC = 6 V.
10 Y3 output Output of NOR gate 3 (Y = NOT(A3 OR B3)), with a per-pin output current limit of 25 mA absolute maximum.
11 A4 input Input A of NOR gate 4, with input voltage limited to -0.3 V to VCC+0.3 V and input current at most 1 uA at VCC = 6 V.
12 B4 input Input B of NOR gate 4, with input voltage limited to -0.3 V to VCC+0.3 V and input current at most 1 uA at VCC = 6 V.
13 Y4 output Output of NOR gate 4 (Y = NOT(A4 OR B4)), with a per-pin output current limit of 25 mA absolute maximum.
14 VCC power_in Positive supply; recommended operating range is 2.0 V to 6.0 V, with an absolute maximum of 6.5 V.

Key specifications

Parameter Value
Manufacturer GR
Package SOP-14
Category Logic
Pins 14

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Operating voltage (absolute maximum) VCC 6.5 V 1
Input/output voltage (absolute maximum) VIN、VOUT -0.3 V Max printed as Vcc+0.3V; not a numeric value 1
Single pin output current (absolute maximum) IOUT 25 mA 1
Vcc or GND current (absolute maximum) ICC 50 mA 1
Power dissipation (absolute maximum) PD 500 mW 1
Operating temperature (absolute maximum) TA 0 70 ℃ 1
Storage temperature TS -65 150 ℃ 1
Lead soldering temperature TW 260 ℃ 10 s 1
Operating voltage (recommended) VCC 2 5 6 V 2
Input/output voltage (recommended) VIN、VOUT 0 V Max printed as VCC; not a numeric value 2
Input rise/fall time Tr, tf 0 1000 ns VCC=2.0V 2
Input rise/fall time Tr, tf 0 500 ns VCC=4.5V 2
Input rise/fall time Tr, tf 0 400 ns VCC=6.0V 2
Operating temperature (recommended) TA 0 60 ℃ 2
High-level input voltage VIH 1.5 V TA=25℃, VCC=2.0V 2
High-level input voltage VIH 3.15 V TA=25℃, VCC=4.5V 2
High-level input voltage VIH 4.2 V TA=25℃, VCC=6.0V 2
Low-level input voltage VIL 0.5 V TA=25℃, VCC=2.0V 2
Low-level input voltage VIL 1.35 V TA=25℃, VCC=4.5V 2
Low-level input voltage VIL 1.8 V TA=25℃, VCC=6.0V 2
High-level output voltage VOH 1.9 V TA=25℃, VI=VIH or VIL, /IOUT/≤20μA, VCC=2.0V 2
High-level output voltage VOH 4.4 V TA=25℃, VI=VIH or VIL, /IOUT/≤20μA, VCC=4.5V 2
High-level output voltage VOH 5.9 V TA=25℃, VI=VIH or VIL, /IOUT/≤20μA, VCC=6.0V 2
High-level output voltage VOH 3.7 4.4 V TA=25℃, VI=VIH or VIL, /IOUT/≤4.0mA, VCC=4.5V 2
High-level output voltage VOH 5.2 5.8 V TA=25℃, VI=VIH or VIL, /IOUT/≤5.2mA, VCC=6.0V 2
Low-level output voltage VOL 0.1 V TA=25℃, VI=VIH or VIL, /IOUT/≤20μA, VCC=2.0V 2
Low-level output voltage VOL 0.1 0.4 V TA=25℃, VI=VIH or VIL, /IOUT/≤4.0mA, VCC=4.5V 2
Low-level output voltage VOL 0.11 0.5 V TA=25℃, VI=VIH or VIL, /IOUT/≤5.2mA, VCC=6.0V 2
Input current IIN 1 uA TA=25℃, VI=VCC or GND, VCC=6.0V 2
Operating current (quiescent) ICC 5.5 uA TA=25℃, VI=VCC or GND, IOUT=0μA, VCC=6.0V 2
Maximum propagation delay A, B to Y tPHL 30 ns TA=25℃, VCC=5.0V, tr=tf≤20ns, CL=15pF 3
Maximum propagation delay A, B to Y tPLH 34 ns TA=25℃, VCC=5.0V, tr=tf≤20ns, CL=15pF 3

CAD (KiCad official)

  • Symbol: 74HC02S
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOP-14 (KiCad packages3D, STEP)
  • 3D model files: 74hc02s-etched.step / 74hc02s-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 74hc02s.step / 74hc02s.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: GR datasheet (5 pp, sha256 77e45e4bc21a4e94, retrieved 2026-10-18, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF