component
AB38T-32.768KHZ
Public Made by Adomby adom
Abracon LLC Crystals, DT-38. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownAB38T-32.768KHZ
Abracon LLC · Crystals · DT-38
AB38T-32.768KHZ from Abracon LLC, in a DT-38. 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 | Abracon LLC |
| Package | DT-38 |
| 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 |
|---|---|---|---|---|---|---|---|
| Operating Temperature | -10 | 60 | °C | See options | 1 | ||
| Storage Temperature | -40 | 85 | °C | 1 | |||
| Frequency Tolerance @+25°C | -20 | 20 | ppm | @+25°C; See options | 1 | ||
| Aging (First year) | -3 | 3 | ppm | @25°C±3°C (First year), 32.768kHz | 1 | ||
| Frequency Coefficient (ß) | ß | -0.04 | -0.034 | -0.028 | ppm/T2 | 1 | |
| Turnover Temperature | 20 | 25 | 30 | °C | 1 | ||
| Equivalent series resistance | R1 | 30 | kΩ | 1 | |||
| Insulation Resistance | 500 | MΩ | @ 100Vdc ± 15V | 1 | |||
| Drive Level | 1 | µW | 1 | ||||
| Hand soldering temperature | 380 | °C | Hand soldering iron, maximum duration 3 seconds | 2 | |||
| Dip/wave soldering temperature | 260 | °C | Dip or wave soldering, maximum duration 10 seconds | 2 | |||
| Center Frequency | 32.768 | kHz | 1 | ||||
| Shunt capacitance | C0 | 1.6 | pF | 1 | |||
| Motional capacitance | C1 | 0.0035 | pF | 1 | |||
| Capacitance ratio | C0/C1 | 460 | 1 | ||||
| Load capacitance | CL | 12.5 | pF | See options | 1 | ||
| Quality Factor | 90000 | 1 |
CAD (KiCad official)
- Symbol:
AB38T-32.768KHZ - Footprint:
Crystal:Crystal_C38-LF_D3.0mm_L8.0mm_Vertical - 3D model: DT-38 (KiCad packages3D, STEP)
- 3D model files:
ab38t-32-768khz-etched.step/ab38t-32-768khz-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ab38t-32-768khz.step/ab38t-32-768khz.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Abracon LLC datasheet (2 pp, sha256 ``, retrieved 2026-10-14, tier: lcsc)
- Extractor: parts-factory
2.0.0/extract_pins, primarycrystal numbering(convention), consensusoff(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).