XL74LS08 from XINLUDA, in a SOP-14. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin	Name	Type	Function
1	1A	input	Gate 1, input A. TTL-compatible logic input (VIH ≥ 2 V, VIL ≤ 0.8 V).
2	1B	input	Gate 1, input B. TTL-compatible logic input (VIH ≥ 2 V, VIL ≤ 0.8 V).
3	1Y	output	Gate 1 output. Y = 1A AND 1B. IOH = -0.4 mA, IOL = 8 mA.
4	2A	input	Gate 2, input A. TTL-compatible logic input (VIH ≥ 2 V, VIL ≤ 0.8 V).
5	2B	input	Gate 2, input B. TTL-compatible logic input (VIH ≥ 2 V, VIL ≤ 0.8 V).
6	2Y	output	Gate 2 output. Y = 2A AND 2B. IOH = -0.4 mA, IOL = 8 mA.
7	GND	power_in	Ground reference (0 V).
8	3Y	output	Gate 3 output. Y = 3A AND 3B. IOH = -0.4 mA, IOL = 8 mA.
9	3A	input	Gate 3, input A. TTL-compatible logic input (VIH ≥ 2 V, VIL ≤ 0.8 V).
10	3B	input	Gate 3, input B. TTL-compatible logic input (VIH ≥ 2 V, VIL ≤ 0.8 V).
11	4Y	output	Gate 4 output. Y = 4A AND 4B. IOH = -0.4 mA, IOL = 8 mA.
12	4A	input	Gate 4, input A. TTL-compatible logic input (VIH ≥ 2 V, VIL ≤ 0.8 V).
13	4B	input	Gate 4, input B. TTL-compatible logic input (VIH ≥ 2 V, VIL ≤ 0.8 V).
14	VCC	power_in	Positive supply voltage. Recommended 4.75-5.25 V (5 V nominal), absolute max 7 V.

Key specifications

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

Ordering variants

Same part, different packaging or reel option.

XL74LS08
XL74LS08XD74LS08

CAD (KiCad official)

Symbol: XL74LS08
Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
3D model: SOP-14 (KiCad packages3D, STEP)

Provenance

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

Datasheet: XINLUDA datasheet (5 pp, sha256 e46ba5a1c45d414d, retrieved 2026-08-17, tier: lcsc)
Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF