# SX32Y016000B91T

**TKD** · Crystals · SMD3225-4P

SX32Y016000B91T from TKD, in a SMD3225-4P. 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 (pins 1 and 3 are the crystal connections) for the 16.000MHz, 9pF load capacitance fundamental-mode crystal. |
| 2 | GND | power_in | Ground pad connected to the lid/case (pins 2 and 4 are GND). |
| 3 | XTAL2 | passive | Second crystal terminal (pins 1 and 3 are the crystal connections) for the 16.000MHz, 9pF load capacitance fundamental-mode crystal. |
| 4 | GND | power_in | Ground pad connected to the lid/case (pins 2 and 4 are GND). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TKD |
| Package | SMD3225-4P |
| Category | Crystals, Oscillators, Resonators |
| Pins | 4 |

## Electrical characteristics

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

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Equivalent Series Resistance |  |  |  | 40 | Ω |  | 4 |
| Shunt Capacitance |  |  |  | 3 | pF |  | 4 |
| Insulation resistance |  | 500 |  |  | MΩ | DC 100V | 4 |
| Drive Level |  |  |  | 100 | uW |  | 4 |
| Frequency Tolerance |  | -10 |  | 10 | ppm | at 25℃± 3℃ | 4 |
| Frequency Stability |  | -10 |  | 10 | ppm | Refer to Operating Temperature, -20℃ ~ +75℃ | 4 |
| Aging |  | -3 |  | 3 | ppm/Year |  | 4 |
| Operating Temperature |  | -20 |  | 75 | ℃ |  | 4 |
| Storage Temperature Range |  | -40 |  | 85 | ℃ |  | 4 |
| Frequency |  |  | 16 |  | MHz |  | 4 |
| Load Capacitance | CL |  | 9 |  | pF |  | 4 |

## CAD (KiCad official)

- Symbol: `SX32Y016000B91T`
- Footprint: `Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm`
- 3D model: SMD3225-4P (KiCad packages3D, STEP)
- 3D model files: `sx32y016000b91t-etched.step` / `sx32y016000b91t-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sx32y016000b91t.step` / `sx32y016000b91t.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [TKD datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588903174321553408) (11 pp, sha256 `7e067f2cc637a203`, retrieved 2026-10-21, 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:** `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](docs/sx32y016000b91t-datasheet.pdf)