# ABM8AIG-28.63636MHZ-12-2Z-T3

**Abracon LLC** · Crystals · SMD3225-4P

ABM8AIG-28.63636MHZ-12-2Z-T3 from Abracon LLC, 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 | Crystal | passive | Crystal terminal (pin #1) of the ABM8AIG resonator; the datasheet gives no separate electrical limit for this pin beyond the crystal specifications. |
| 2 | GND | power_in | Ground pin marked (*) that is electrically connected to the lid, per the datasheet footnote. |
| 3 | Crystal | passive | Crystal terminal (pin #3) of the ABM8AIG resonator; the datasheet gives no separate electrical limit for this pin beyond the crystal specifications. |
| 4 | GND | power_in | Ground pin marked (*) that is electrically connected to the lid, per the datasheet footnote. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Abracon LLC |
| Package | SMD3225-4P |
| Category | Crystal Oscillator/Oscillator/Resonator |
| 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 |
|---|---|---|---|---|---|---|---|
| Frequency tolerance @ +25°C |  | -20 |  | 20 | ppm | @ +25°C; MPN code 2 (±20 ppm) | 1 |
| Frequency stability over the operating temperature (ref. to +25°C) |  | -50 |  | 50 | ppm | Ref. to +25°C; MPN code Z (±50 ppm) | 2 |
| Operating temperature |  | -40 |  | 125 | °C | Option "blank" (standard -40°C to +125°C) | 1 |
| Storage temperature |  | -40 |  | 125 | °C | Option "blank, J, D, N" | 1 |
| Equivalent series resistance (R1) | R1 |  |  | 40 | Ω | 26.000, 39.999 MHz | 1 |
| Aging |  | -2 |  | 2 | ppm | @25°C ± 3°C, first year | 1 |
| Shunt capacitance (C0) | C0 |  | 2 |  | pF |  | 1 |

## CAD (KiCad official)

- Symbol: `ABM8AIG-28.63636MHZ-12-2Z-T3`
- Footprint: `Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm`
- 3D model: SMD3225-4P (KiCad packages3D, STEP)
- 3D model files: `abm8aig-28-63636mhz-12-2z-t3-etched.step` / `abm8aig-28-63636mhz-12-2z-t3-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `abm8aig-28-63636mhz-12-2z-t3.step` / `abm8aig-28-63636mhz-12-2z-t3.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Abracon LLC datasheet](docs/abm8aig-28-63636mhz-12-2z-t3-datasheet.pdf) (5 pp, sha256 `96dfa791cd1bc118`, retrieved 2026-10-30, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-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/abm8aig-28-63636mhz-12-2z-t3-datasheet.pdf)