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HY4897M49SSMDOB2R20

Huiyuan crystal · Crystals · HC-49S-SMD

HY4897M49SSMDOB2R20 from Huiyuan crystal, in a HC-49S-SMD. 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 1 passive Terminal 1 of a two-terminal crystal; either orientation.
2 2 passive Terminal 2 of a two-terminal crystal; either orientation.

Key specifications

Parameter Value
Manufacturer Huiyuan crystal
Package HC-49S-SMD
Category Crystals, Oscillators, Resonators
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 -20 20 PPM 25±3℃ 1
Stability Over Temperature Range -20 20 PPM -20℃ to +70℃ 1
Aging -3 3 PPM/Year 1
Effective Series Resistance ESR 120 Ω 3.579545~4.9152MHZ 1
Effective Series Resistance ESR 80 Ω 5.7520~6.7458MHZ 1
Effective Series Resistance ESR 60 Ω 7.2~8.704MHZ 1
Effective Series Resistance ESR 40 Ω 9.216~11.2896MHZ 1
Effective Series Resistance ESR 30 Ω 12~32MHZ 1
Shunt Capacitance C0 5 PF 1
Insulation Resistance 500 MΩ at DC 100V 1
Operation Temperature Range -40 85 ℃ 1
Storage Temperature -40 85 ℃ 1
Normal Frequency 3.57954 32 MHz series range 1
Load Capacitance CL 20 PF 1
Typical drive level 10 uW 1

CAD (KiCad official)

  • Symbol: HY4897M49SSMDOB2R20
  • Footprint: Crystal:Crystal_SMD_HC49-SD
  • 3D model: HC-49S-SMD (KiCad packages3D, STEP)
  • 3D model files: hy4897m49ssmdob2r20-etched.step / hy4897m49ssmdob2r20-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hy4897m49ssmdob2r20.step / hy4897m49ssmdob2r20.glb are the bare package body.

Provenance

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

  • Datasheet: Huiyuan crystal datasheet (3 pp, sha256 ``, retrieved 2026-10-22, 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, primary crystal numbering (convention), consensus off (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