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Specifications
Normal temperature Frequency Tolerance:
±20ppm
Frequency Stability:
±30ppm
Voltage - Supply:
1.8V~3.3V
Operating Temperature:
-40℃~+85℃
Frequency:
12.288MHz
Mfr. Part #:
K7A122883.320
Package:
SMD7050-4P
Key Attributes
Model Number:
K7A122883.320
Product Description
This specification document details the 7050 SMD crystal oscillator from Kaiyuexiang Electronics Co., Ltd. It is designed for applications requiring precise frequency stability and is suitable for a wide operating temperature range.
- Brand: Kaiyuexiang
- Origin: Shenzhen, China
- Product Name: SMD Crystal Oscillator
- Product Model: 7050/12.288MHZ
- Original Manufacturer Model: K7A122883.320
- Package: SMD 5032
Technical Specifications
| Parameter | Value | Unit | Notes |
| Nominal Frequency | 12.288 | MHz | |
| Operating Voltage | 1.8~3.3 | V | 5% |
| Frequency Tolerance | 20 | PPM | |
| Frequency-Temp Stability | 20 | PPM | |
| Frequency-Load Stability | 1 | PPM | |
| Frequency-Vs Stability | 2 | PPM | |
| Aging (per day) | 3 | PPM | |
| Aging (per year) | 3 | PPM | |
| Output Waveform | Square wave | ||
| Output Voltage | 1.8-3.3V | ||
| Rise Time | 8 | nS | |
| Fall Time | 8 | nS | |
| Duty Cycle | 45%55% | ||
| Output Impedance | 1K//15PF | ||
| Operating Temperature Range | -40+85 | ||
| Storage Temperature Range | -40+85 | ||
| Current Consumption | 30 | mA | |
| Pulling Range | Not Specified | ||
| Harmonic Suppression | Not Specified | ||
| Phase Noise (SSB) | Not Specified | ||
| Spurious Suppression | Not Specified | ||
Reliability Testing Method
| Item | Contents | Requirements |
| Vibrating | Frequency: 10Hz to 55Hz and return to 10Hz, 1 octave/min. Amplitude: 1.5mm. Applied for 2 hours each in 3 mutually perpendicular axes. | <3ppm |
| Drop | From 750mm height to 30mm hard wooden floor, 3 times. | <3ppm |
| Damp heat, constant | Stored at 402 with relative humidity of 90% to 95% for 7 days, then stored at normal condition for 1 hour. | <3ppm |
| Coldness storage | Stored at -553 for 2 hours, then stored at normal condition for 1 hour. | <3ppm |
| Heat storage | Stored at 1053 for 16 hours, then stored at normal condition for 1 hour. | <3ppm |
| Aging | Stored at 852 for 30 days, then stored at normal condition for 1 hour. | <3ppm |
| Thermal shock | -403 (0.5h), 853 (0.5h), changing time < 1 min. Cycle 5 times, then stored at normal condition for 1 hour. | <5ppm |
| Resistance to soldering heat | Soldering iron temperature: 35010, 5 seconds MAX. | <5pm |
2410121320_KYX-K7A122883-320_C19076900.pdf
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