# SWXSHBCVE0-10.738600

**Starwave(思大)** · IC · HC-49S

SWXSHBCVE0-10.738600 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); non-polarized and 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); non-polarized and 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 (at 25 ºC) |  | -3 |  | 3 | ppm / year | at 25 ºC | 1 |
| Shunt Capacitance (C0) | C0 |  |  | 7 | pF | Max. | 1 |
| Operating Temperature Range |  | -40 |  | 85 | ºC |  | 1 |
| Storage Temperature Range |  | -40 |  | 85 | ºC |  | 1 |
| Frequency Range |  | 3.2 |  | 90 | MHz | Fundamental, 3.2 ~ 90 MHz | 1 |
| Load Capacitance | CL |  | 20 |  | pF | 20pF, or specify | 1 |

## CAD (KiCad official)

- Symbol: `SWXSHBCVE0-10.738600`
- Footprint: `Crystal:Crystal_HC49-4H_Vertical`
- 3D model: HC-49S (KiCad packages3D, STEP)
- 3D model files: `swxshbcve0-10-738600-etched.step` / `swxshbcve0-10-738600-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `swxshbcve0-10-738600.step` / `swxshbcve0-10-738600.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Starwave(思大) datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603392471406043136) (1 pp, sha256 `7674ca0741696f91`, retrieved 2026-10-20, 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](docs/swxshbcve0-10-738600-datasheet.pdf)