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74HC14DM

HGSEMI · Inverters · SOP-14

74HC14DM from HGSEMI, 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	A1	input	Input 1 of the inverting Schmitt-trigger gate; recommended input voltage range is 0 to VCC.
2	Y1	output	Output 1 of the inverter (Y = NOT A); single-pin output current is rated ±25 mA absolute maximum.
3	A2	input	Input 2 of the inverting Schmitt-trigger gate; recommended input voltage range is 0 to VCC.
4	Y2	output	Output 2 of the inverter (Y = NOT A); single-pin output current is rated ±25 mA absolute maximum.
5	A3	input	Input 3 of the inverting Schmitt-trigger gate; recommended input voltage range is 0 to VCC.
6	Y3	output	Output 3 of the inverter (Y = NOT A); single-pin output current is rated ±25 mA absolute maximum.
7	GND	power_in	Ground reference for the device; VCC or GND current is rated ±50 mA absolute maximum.
8	Y4	output	Output 4 of the inverter (Y = NOT A); single-pin output current is rated ±25 mA absolute maximum.
9	A4	input	Input 4 of the inverting Schmitt-trigger gate; recommended input voltage range is 0 to VCC.
10	Y5	output	Output 5 of the inverter (Y = NOT A); single-pin output current is rated ±25 mA absolute maximum.
11	A5	input	Input 5 of the inverting Schmitt-trigger gate; recommended input voltage range is 0 to VCC.
12	Y6	output	Output 6 of the inverter (Y = NOT A); single-pin output current is rated ±25 mA absolute maximum.
13	A6	input	Input 6 of the inverting Schmitt-trigger gate; recommended input voltage range is 0 to VCC.
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	HGSEMI
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
Output current, single pin (IOUT)	IOUT	-25		25	mA	Printed as ±25 mA	3
VCC or GND current (ICC)	ICC	-50		50	mA	Printed as ±50 mA	3
Storage temperature (TS)	TS	-65		150	℃		3
Operating temperature (TA), absolute maximum table	TA	0		70	℃		3
Supply voltage (工作电压)	VCC			6.5	V		3
Input/output voltage (VIN, VOUT)	VIN, VOUT	-0.3			V	Printed as -0.3 to Vcc+0.3 V; max is a formula, not a number	3
Power dissipation	PD			500	mW		3
Lead soldering temperature	TL			245	℃	10 s	3
Supply voltage (工作电压), recommended	VCC	2	5	6	V		3
Input/output voltage (VIN, VOUT), recommended	VIN, VOUT	0			V	Printed as 0 to VCC; max is a formula, not a number	3
Operating temperature (TA), recommended	TA	0		60	℃	Column placement ambiguous (printed as '0 60')	3
High-level output voltage (VOH)	VOH	1.9	1.99		V	VCC=2.0 V; VI=VT-min, /IOUT/≤20μA; Ta=25℃	4
High-level output voltage (VOH)	VOH	4.4	4.49		V	VCC=4.5 V; VI=VT-min, /IOUT/≤20μA; Ta=25℃	4
High-level output voltage (VOH)	VOH	5.9	5.99		V	VCC=6.0 V; VI=VT-min, /IOUT/≤20μA; Ta=25℃	4
High-level output voltage (VOH)	VOH	3.7	4.3		V	VCC=4.5 V; VI=VT-min, /IOUT/≤4.0mA; Ta=25℃	4
High-level output voltage (VOH)	VOH	5.2	5.8		V	VCC=6.0 V; VI=VT-min, /IOUT/≤5.2mA; Ta=25℃	4
Low-level output voltage (VOL)	VOL		0.01	0.1	V	VCC=2.0 V; VI=VT+max, /IOUT/≤20μA; Ta=25℃	4
Low-level output voltage (VOL)	VOL		0.1	0.25	V	VCC=4.5 V; VI=VT+max, /IOUT/≤4.0mA; Ta=25℃	4
Input current (IIN)	IIN		0.01	1	uA	VCC=6.0 V; VI=VCC or GND; Ta=25℃	4
Operating current (ICC)	ICC		0.5	20	uA	VCC=6.0 V; VI=VCC or GND, IOUT=0μA; Ta=25℃	4
Propagation delay low-to-high (tPLH), A to Y	tPLH			30	ns	CL=47pF; VCC=5.0 V; tr=tf≤20ns; Ta=25℃; column placement ambiguous (single value)	4
Propagation delay high-to-low (tPHL), A to Y	tPHL			25	ns	CL=47pF; VCC=5.0 V; tr=tf≤20ns; Ta=25℃; column placement ambiguous (single value)	4
Output fall time (tTHL), Y output	tTHL			25	ns	CL=47pF; VCC=5.0 V; tr=tf≤20ns; Ta=25℃; column placement ambiguous (single value)	4
Output rise time (tTLH), Y output	tTLH			25	ns	CL=47pF; VCC=5.0 V; tr=tf≤20ns; Ta=25℃; column placement ambiguous (single value)	4

CAD (KiCad official)

Symbol: 74HC14DM
Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
3D model: SOP-14 (KiCad packages3D, STEP)
3D model files: 74hc14dm-etched.step / 74hc14dm-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 74hc14dm.step / 74hc14dm.glb are the bare package body.

Provenance

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

Datasheet: HGSEMI datasheet (9 pp, sha256 ffcceb3a77268e68, 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