
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | Crystals, Oscillators, Resonators/Crystals | |
| Manufacturer | ECS | |
| Package | HC-49U | |
| Load Capacitance | 20pF | |
| Operating Temperature | -10℃~+70℃ | |
| Normal temperature Frequency Tolerance | ±30ppm | |
| Equivalent Series Resistance(ESR) | 30Ω | |
| Frequency Stability | ±50ppm | |
| Frequency | 12.288MHz |

* Images are for reference only
ECS-122.8-20-1X
Extended- Manufacturer
- MFR.Part #
- ECS-122.8-20-1X
- JLCPCB Part #
- C2636256
- Package
- HC-49U
- Description
- -10℃~+70℃ 12.288MHz 20pF 30Ω ±30ppm ±50ppm HC-49U Crystals ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 1
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
- Manufacturer
- MFR.Part #
- ECS-122.8-20-1X
- JLCPCB Part #
- C2636256
- Package
- HC-49U
- Description
- -10℃~+70℃ 12.288MHz 20pF 30Ω ±30ppm ±50ppm HC-49U Crystals ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 1
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
ECS-122.8-20-1X Specifications
ECS-122.8-20-1X technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Crystals, Oscillators, Resonators/Crystals | |
| Manufacturer | ECS | |
| Package | HC-49U | |
| Load Capacitance | 20pF | |
| Operating Temperature | -10℃~+70℃ | |
| Normal temperature Frequency Tolerance | ±30ppm | |
| Equivalent Series Resistance(ESR) | 30Ω | |
| Frequency Stability | ±50ppm | |
| Frequency | 12.288MHz |
PCB Assembly Tips
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the ECS-122.8-20-1X. Sign up to receive and start your assembly today →
- 1
Step 1 - Pre-order the parts you need from JLCPCB.
- 2
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
- 3
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

ECS-122.8-20-1X Documents
ECS-122.8-20-1X datasheets or manufacturer documentation.
Datasheet: ECS-122.8-20-1X Datasheet (PDF)
ECS-122.8-20-1X Schematic Symbol & PCB Footprint
The ECS-122.8-20-1X schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.