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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±20ppm
Operating Temperature:
-
Load Capacitance:
20pF
Frequency:
32.768MHz
Mfr. Part #:
7B032768R01
Package:
SMD3225-4P
Key Attributes
Model Number:
7B032768R01
Product Description
SMD3225-4 Crystal Resonator
This specification applies to the RoHS compliant quartz crystal unit with a frequency of 32.768MHz, designed for crystal oscillator applications. The SMD3225-4 is a surface-mount device with 4 pads, utilizing a fundamental mode of oscillation.
Product Attributes
- Brand: JIANGSU HD-CRYSTAL TECHNOLOGY CO., LTD
- Model: SMD3225-4
- Type: SMD3225-4pads
- Certifications: RoHS compliant
Technical Specifications
| Parameter | Value | Unit | Condition |
|---|---|---|---|
| Nominal Frequency | 32.768 | MHz | |
| Load Capacitance | 20 | pF | |
| Frequency Tolerance | 10 | ppm | |
| Frequency Temperature Stability | 20 | ppm | |
| Resonance Resistance | 25 | ohms Max | |
| Oscillation Mode | Fundamental mode | ||
| Shunt Capacitance | 2 | pF Max | |
| Drive Level | 100 | W Max | |
| Operating Temperature Range | -20 to +70 | C | |
| Storage Temperature Range | -55 to +125 | C | |
| Insulation Resistance | >500 | M ohms | |
| Aging | 3 | ppm/Year Max |
Reliability Specification
| Item | Condition | Standard (Frequency Change) |
|---|---|---|
| Drop characteristics | Free drop from 75cm height on a hard wooden board for 3 times. | 5ppm Rr as specification |
| Mechanical shock | Device are shocked to half sine wave (1000g) three mutually perpendicular axes each 3 times | 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. | 5ppm Rr as specification |
| Humidity characteristics | +402 & 90%~95% R.H. 250 hours | 5ppm Rr as specification |
| Low temperature characteristics | -402, 250 hours, put in room temperature, test after 1 hours. | 5ppm Rr as specification |
| High temperature characteristics | +852, 250 hours, put in room temperature, test after 1 hours. | 5ppm Rr as specification |
| Temperature cycling | -303/303 min~+852/303min, 5 cycles | 5ppm Rr as specification |
| Refluence examination | 5ppm Rr as specification |
Dimensions
Refer to the provided diagrams for detailed dimensions.
Packing Specification
Qty: 3000Pcs
2411121141_HD-7B032768R01_C655028.pdf
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