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lm2901avqdrg4q1-etched.glb	lm2901avqdrg4q1: factory component page (tier=lcsc) · Ray	1d ago
lm2901avqdrg4q1-etched.step	lm2901avqdrg4q1: factory component page (tier=lcsc) · Ray	1d ago
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package.json	lm2901avqdrg4q1: LCSC part number C2878678 (was published as the bare integer) · Ray	9h ago
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LM2901AVQDRG4Q1

Texas Instruments · Comparators · SOIC-14

LM2901AVQDRG4Q1 from Texas Instruments, in a SOIC-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	OUT1	tri_state	Output of comparator 2, compatible with TTL, MOS, and CMOS logic.
2	OUT2	tri_state	Output of comparator 1, compatible with TTL, MOS, and CMOS logic.
3	VCC	power_in	Positive supply voltage.
4	IN2-	input	Negative input of comparator 1, common-mode input voltage range includes ground.
5	IN2+	input	Positive input of comparator 1, common-mode input voltage range includes ground.
6	IN1-	input	Negative input of comparator 2, common-mode input voltage range includes ground.
7	IN1+	input	Positive input of comparator 2, common-mode input voltage range includes ground.
8	IN3-	input	Negative input of comparator 3, common-mode input voltage range includes ground.
9	IN3+	input	Positive input of comparator 3, common-mode input voltage range includes ground.
10	IN4-	input	Negative input of comparator 4, common-mode input voltage range includes ground.
11	IN4+	input	Positive input of comparator 4, common-mode input voltage range includes ground.
12	GND	power_in	Ground (negative supply).
13	OUT4	tri_state	Output of comparator 4, compatible with TTL, MOS, and CMOS logic.
14	OUT3	tri_state	Output of comparator 3, compatible with TTL, MOS, and CMOS logic.

Key specifications

Parameter	Value
Manufacturer	Texas Instruments
Package	SOIC-14
Category	Amplifiers/Comparators
Pins	14

CAD (KiCad official)

Symbol: LM2901AVQDRG4Q1
Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
3D model: SOIC-14 (KiCad packages3D, STEP)
3D model files: lm2901avqdrg4q1-etched.step / lm2901avqdrg4q1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm2901avqdrg4q1.step / lm2901avqdrg4q1.glb are the bare package body.

Provenance

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

Datasheet: Texas Instruments datasheet (35 pp, sha256 1a952a1b94f81bb7, retrieved 2026-10-05, 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-4-5-20251001 (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