SN74HC02DBR from Texas Instruments, in a SSOP-14-208mil. 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	1Y	output	Output of gate channel 1, implementing Y = A + B in positive logic.
2	1A	input	Input A of gate channel 1, a buffered input of the 2-input NOR gate.
3	1B	input	Input B of gate channel 1, a buffered input of the 2-input NOR gate.
4	2Y	output	Output of gate channel 2, implementing Y = A + B in positive logic.
5	2A	input	Input A of gate channel 2, a buffered input of the 2-input NOR gate.
6	2B	input	Input B of gate channel 2, a buffered input of the 2-input NOR gate.
7	GND	power_in	Ground reference for the device.
8	3A	input	Input A of gate channel 3, a buffered input of the 2-input NOR gate.
9	3B	input	Input B of gate channel 3, a buffered input of the 2-input NOR gate.
10	3Y	output	Output of gate channel 3, implementing Y = A + B in positive logic.
11	4A	input	Input A of gate channel 4, a buffered input of the 2-input NOR gate.
12	4B	input	Input B of gate channel 4, a buffered input of the 2-input NOR gate.
13	4Y	output	Output of gate channel 4, implementing Y = A + B in positive logic.
14	VCC	power_in	Positive supply, with VCC specified from 2 V to 6 V in the recommended operating conditions.

Key specifications

Parameter	Value
Manufacturer	Texas Instruments
Package	SSOP-14-208mil
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
Supply voltage	VCC	2	5	6	V	Recommended operating conditions	4
High-level input voltage	VIH	1.5			V	VCC = 2 V	4
High-level input voltage	VIH	3.15			V	VCC = 4.5 V	4
High-level input voltage	VIH	4.2			V	VCC = 6 V	4
Low-level input voltage	VIL			0.5	V	VCC = 2 V	4
Low-level input voltage	VIL			1.35	V	VCC = 4.5 V	4
Low-level input voltage	VIL			1.8	V	VCC = 6 V	4
Operating free-air temperature	TA	-40		85	°C	SN74 commercial (row printed as SN74HC00)	4
Supply voltage	VCC	-0.5		7	V	Absolute maximum ratings	4
Input clamp current	IIK	-20		20	mA	VI < 0 V or VI > VCC	4
Output clamp current	IOK	-20		20	mA	VO < 0 V or VO > VCC	4
Continuous output current	IO	-25		25	mA	VO = 0 to VCC	4
Continuous current through VCC or GND		-50		50	mA		4
Junction temperature	TJ			150	°C		4
Storage temperature	Tstg	-65		150	°C		4
Junction-to-ambient thermal resistance	RθJA		105.4		°C/W	DB (SSOP) 14-pin package	5
Junction-to-case (top) thermal resistance	RθJC(top)		57.3		°C/W	DB (SSOP) 14-pin package	5
Junction-to-board thermal resistance	RθJB		52.7		°C/W	DB (SSOP) 14-pin package	5
Junction-to-top characterization parameter	ΨJT		22.6		°C/W	DB (SSOP) 14-pin package	5
Junction-to-board characterization parameter	ΨJB		52.2		°C/W	DB (SSOP) 14-pin package	5
High-level output voltage	VOH	1.9	1.998		V	VI = VIH or VIL, IOH = -20 µA, VCC = 2 V, TA = -40 to 85°C (min)	5
High-level output voltage	VOH	4.4	4.499		V	VI = VIH or VIL, IOH = -20 µA, VCC = 4.5 V, TA = -40 to 85°C (min)	5
High-level output voltage	VOH	5.9	5.999		V	VI = VIH or VIL, IOH = -20 µA, VCC = 6 V, TA = -40 to 85°C (min)	5
High-level output voltage	VOH	3.84	4.3		V	VI = VIH or VIL, IOH = -4 mA, VCC = 4.5 V, TA = -40 to 85°C (min)	5
High-level output voltage	VOH	5.34	5.8		V	VI = VIH or VIL, IOH = -5.2 mA, VCC = 6 V, TA = -40 to 85°C (min)	5
Low-level output voltage	VOL		0.002	0.1	V	VI = VIH or VIL, IOL = 20 µA, VCC = 2 V, TA = -40 to 85°C (max)	5
Low-level output voltage	VOL		0.001	0.1	V	VI = VIH or VIL, IOL = 20 µA, VCC = 4.5 V, TA = -40 to 85°C (max)	5
Low-level output voltage	VOL		0.17	0.33	V	VI = VIH or VIL, IOL = 4 mA, VCC = 4.5 V, TA = -40 to 85°C (max)	5
Low-level output voltage	VOL		0.15	0.33	V	VI = VIH or VIL, IOL = 5.2 mA, VCC = 6 V, TA = -40 to 85°C (max)	5
Input leakage current	II	-1000	0.1	1000	nA	VI = VCC or 0, VCC = 6 V, TA = -40 to 85°C	5
Supply current	ICC		2	20	µA	VI = VCC or 0, VCC = 6 V, TA = -40 to 85°C	5
Input capacitance	Ci		3	10	pF	VCC = 2 V to 6 V	5
Propagation delay A or B to Y	tpd		45	115	ns	VCC = 2 V, TA = -40 to 85°C	6
Propagation delay A or B to Y	tpd		9	23	ns	VCC = 4.5 V, TA = -40 to 85°C	6
Propagation delay A or B to Y	tpd		8	20	ns	VCC = 6 V, TA = -40 to 85°C	6
Transition-time Y	tt		38	95	ns	VCC = 2 V, TA = -40 to 85°C	6
Transition-time Y	tt		8	19	ns	VCC = 4.5 V, TA = -40 to 85°C	6
Transition-time Y	tt		6	16	ns	VCC = 6 V, TA = -40 to 85°C	6

CAD (KiCad official)

Symbol: SN74HC02DBR
Footprint: Package_SO:SSOP-14_5.3x6.2mm_P0.65mm
3D model: SSOP-14-208mil (KiCad packages3D, STEP)
3D model files: sn74hc02dbr-etched.step / sn74hc02dbr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74hc02dbr.step / sn74hc02dbr.glb are the bare package body.

Provenance

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

Datasheet: Texas Instruments datasheet (43 pp, sha256 f64ad49f1186e95c, retrieved 2026-11-05, tier: manufacturer)
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).

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SN74HC02DBR

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