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Specifications
Normal temperature Frequency Tolerance:
±20ppm
Load Capacitance:
20pF
Frequency:
12.288MHz
Mfr. Part #:
K38122882020
Package:
DT-38
Key Attributes
Model Number:
K38122882020
Product Description
Product Overview
This specification document details the Quartz Crystal Resonator, model 3*8/12.288 MHZ, manufactured by Shenzhen Kaiyuexiang Electronics Co., Ltd. It is designed for applications requiring precise frequency control, with key parameters including a load capacitance of 20PF and a frequency tolerance of 20ppm.
Product Attributes
- Brand: Kaiyuexiang
- Origin: Shenzhen, China
- Manufacturer: Shenzhen Kaiyuexiang Electronics Co., Ltd.
- Original Model Number: K38122882020
- Factory Address: 4th Floor, Building 1, Caifa Industrial City, Renmin Road, Guanlan, Longhua District, Shenzhen
- Website: www.kaiyuexiang.com
- Contact: TEL: 0755-89315823 / 89315866, FAX: 0755-89315223
Technical Specifications
| Parameter | Value | Condition |
|---|---|---|
| Case Type | 38 | |
| Vibration Mode | Fundamental | |
| Nominal Frequency | 12.288 MHz | |
| Frequency Tolerance | 20ppm | at 252 |
| Temperature Frequency Drift | 20PPM | |
| Load Capacitance | 20 PF | |
| Resonant Resistance | 60 max | |
| Shunt Capacitance | 3.0pF max | |
| Drive Level | 100W | |
| Annual Aging Rate | 3ppmyear | |
| Insulation Resistance | 500M min | DC10015V |
| Test Instrument | 250B | |
| Free Fall (Shock) | Frequency deviation 5ppm after 3 drops from 35cm onto 2cm thick board | |
| Vibration | Frequency variation 20ppm | 10~55Hz, 0.75mm amplitude, 30 min each in X, Y, Z directions |
| Temperature Cycling | Appearance no damage; performance same as vibration test | -10 (2-3min) -> +60 (30min) -> -10 (30min), 3 cycles |
| Solderability | Tinned area >95%; performance same as vibration test | 2~3.0mm from lead end in 2355 solder bath for 20.5 sec |
| Resistance to Soldering Heat | No abnormal appearance; performance same as vibration test | 2~2.5mm from lead end in 250 10 solder bath for 3.50.5 sec |
| Low Temperature Resistance | Performance same as vibration test | Stored at -253 for 2 hours, then recovered at room temperature for 2 hours |
| High Temperature Resistance | Performance same as vibration test | Stored at +702 for 2 hours, then recovered at room temperature for 2 hours |
| Constant Humidity Heat | No abnormal appearance; performance same as vibration test | Stored at 403, RH932 for 48 hours, then recovered for 2 hours |
| High Temperature Aging | Frequency change 5ppm; Resistance change 25 | Aged at 1202 for 48 hours, then recovered at room temperature for 2 hours |
2310241350_KYX-K38122882020_C19076744.pdf
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