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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±20ppm
Operating Temperature:
-
Load Capacitance:
20pF
Frequency:
20MHz
Mfr. Part #:
7B020000R01
Package:
SMD3225-4P
Key Attributes
Model Number:
7B020000R01
Product Description
Product Overview
This specification applies to the RoHS compliant quartz crystal unit with a frequency of 20MHz, designed for crystal oscillator applications. The SMD3225-4pads resonator offers reliable performance with various electrical and reliability characteristics.
Product Attributes
- Brand: JIANGSU HD-CRYSTAL TECHNOLOGY CO., LTD
- Model: SMD3225-4
- Type: SMD3225-4pads Crystal Resonator
- Certification: RoHS
Technical Specifications
| Item | Nominal Frequency | Load Capacitance | Frequency Tolerance | Frequency Temperature Stability | Resonance Resistance | Osc Mode | Shunt Capacitance | Drive Level | Operating Temperature Range | Storage Temperature Range | Insulation Resistance | Aging |
| SMD3225-4 Crystal Resonator | 20MHz | 20pF | ±10ppm | ±20ppm | 30 ohms Max | Fundamental mode | 2pF Max | 100µW Max | -20 to +70°C | -55 to +125°C | >500M ohms | ±3ppm/Year Max |
Reliability Specification
| Item | Condition | Standard |
| Drop characteristics | Free drop from 75cm height on a hard wooden board for 3 times. | Frequency change:≤±5ppm Rr as specification |
| Mechanical shock | Device are shocked to half sine wave (1000g) three mutually perpendicular axes each 3 times | Frequency change:≤±5ppm Rr as specification |
| Shake characteristics | Shake frequency 10~55Hz, cyc1~2 minutes, swing 1.5mm, direction x/y/z, all 30 minutes, test after 1 hours. | Frequency change:≤±5ppm Rr as specification |
| Humidity characteristics | +40±2°C & 90%~95% R.H. 250 hours | Frequency change:≤±5ppm Rr as specification |
| Low temperature characteristics | -40±2°C, 250 hours, put in room temperature, test after 1 hours. | Frequency change:≤±5ppm Rr as specification |
| High temperature characteristics | +85±2°C, 250 hours, put in room temperature, test after 1 hours. | Frequency change:≤±5ppm Rr as specification |
| Temperature cycling | -30±3°C/30±3 min~+85±2°C/30±3min, 5 cycles | Frequency change:≤±5ppm Rr as specification |
| Refluence examination | Frequency change:≤±5ppm Rr as specification |
2411121141_HD-7B020000R01_C654982.pdf
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