# QT49-18.432MAAJ-B QST | Crystals, Oscillators, Resonators | DigiKey

**Manufacturer:** QST  
**MPN:** `QT49-18.432MAAJ-B`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | QST |
| Manufacturer name | QST |
| Manufacturer | QST |
| CategoryL1 | Crystals, Oscillators, Resonators |
| CategoryL2 | Crystals |
| DimensionUnit | inch |
| Extra Product Name | QT49-18.432MAAJ-B QST \| Crystals, Oscillators, Resonators \| DigiKey |
| atoms | 1 |
| extraShipping | 0 |
| height | 0.145 |
| height_Attrib | Height - Seated (Max) |
| moq | 1 |
| MPN | QT49-18.432MAAJ-B |
| multiple | 1 |
| packaging | Tape & Reel (TR) |
| qtyInStock | 0 |
| SKU | 13423038 |
| snippet | 18.432 MHz ?30ppm Crystal 18pF 30 Ohms HC-49/US |
| tierMinQty1 | 1,000 |
| tierMinQty2 | 3,000 |
| tierMinQty3 | 5,000 |
| tierMinQty4 | 10,000 |
| tierPrice1 | 0.21008 |
| tierPrice2 | 0.19695 |
| tierPrice3 | 0.19038 |
| tierPrice4 | 0.18382 |
| Digi-Key Part Number | 4981-QT49-18.432MAAJ-BTR-ND - Tape & Reel (TR) |
| Manufacturer Product Number | QT49-18.432MAAJ-B |
| Description | HC49 30PPM @25C 30PPM (-20 TO 7 |
| Detailed Description | 18.432 MHz ?30ppm Crystal 18pF 30 Ohms HC-49/US |
| Category | Crystals, Oscillators, Resonators |
| Mfr | QST |
| Series | QT49 |
| Package | Tape & Reel (TR) |
| Product Status | Active |
| Type | MHz Crystal |
| Frequency | 18.432 MHz |
| Frequency Stability | ?30ppm |
| Frequency Tolerance | ?30ppm |
| Load Capacitance | 18pF |
| ESR (Equivalent Series Resistance) | 30 Ohms |
| Operating Mode | Fundamental |
| Operating Temperature | -20?C ~ 70?C |
| Ratings | - |
| Mounting Type | Through Hole |
| Package / Case | HC-49/US |
| Size / Dimension | 0.453" L x 0.197" W (11.50mm x 5.00mm) |
| Height - Seated (Max) | 0.145" (3.68mm) |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 13423038 | 0.21008 | 1 | None | 1 |
| Digi-Key | 13416211 | 0.1377 | 1 | None | 1000 |

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