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SWXS8BCVE0-25.353774

Public Made by Adom

by adom

Starwave(思大) , HC-49S. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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SWXS8BCVE0-25.353774

Starwave(思大) · IC · HC-49S

SWXS8BCVE0-25.353774 from Starwave(思大), in a HC-49S. 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 XTAL1 passive Crystal terminal 1 of the two-lead HC-49S unit (0.43 ±0.125 mm lead, 4.88 ±0.25 mm spacing), interchangeable with pin 2.
2 XTAL2 passive Crystal terminal 2 of the two-lead HC-49S unit (0.43 ±0.125 mm lead, 4.88 ±0.25 mm spacing), interchangeable with pin 1.

Key specifications

Parameter Value
Manufacturer Starwave(思大)
Package HC-49S
Category
Pins 2

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Frequency Tolerance (at 25 ºC) -30 30 ppm at 25 ºC, or specify 1
Frequency Stability Over Operating Temperature Range -30 30 ppm -40 ~ +85 ºC, or specify 1
Aging -3 3 ppm/year at 25 ºC 1
Shunt Capacitance C0 7 pF 1
Frequency Range 3.2 90 MHz 1
Operating Temperature Range -40 85 ºC 1
Storage Temperature Range -40 85 ºC 1
Load Capacitance 20 pF or specify 1

CAD (KiCad official)

  • Symbol: SWXS8BCVE0-25.353774
  • Footprint: Crystal:Crystal_HC49-4H_Vertical
  • 3D model: HC-49S (KiCad packages3D, STEP)
  • 3D model files: swxs8bcve0-25-353774-etched.step / swxs8bcve0-25-353774-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); swxs8bcve0-25-353774.step / swxs8bcve0-25-353774.glb are the bare package body.

Provenance

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

  • Datasheet: Starwave(思大) datasheet (1 pp, sha256 826d13339397bf9d, retrieved 2026-10-21, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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