Product Overview
This specification applies to the RoHS compliant quartz crystal unit with a frequency of 24MHz, designed for crystal oscillator applications. It features a SMD3225-4pads construction and is manufactured by JIANGSU HD-CRYSTAL TECHNOLOGY CO., LTD.
Product Attributes
- Brand: HD-CRYSTAL
- Origin: JIANGSU HD-CRYSTAL TECHNOLOGY CO., LTD
- Certifications: RoHS compliant
Technical Specifications
| Item | Nominal Frequency | Load Capacitance | Frequency Tolerance | Frequency Temperature Stability | Resonance Resistance | Oscillation Mode | Shunt Capacitance | Drive Level | Operating Temperature Range | Storage Temperature Range | Insulation Resistance | Aging |
| SMD3225-4 Crystal Resonator | 24MHz | 8pF | 10ppm | 20ppm | 25 ohms Max | Fundamental mode | 2pF Max | 100W Max | -20 to +70C | -55 to +125C | 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 | +402 & 90%~95% R.H. 250 hours | Frequency change:5ppm Rr as specification |
| Low temperature characteristics | -402, 250 hours, put in room temperature, test after 1 hours. | Frequency change:5ppm Rr as specification |
| High temperature characteristics | +852, 250 hours, put in room temperature, test after 1 hours. | Frequency change:5ppm Rr as specification |
| Temperature cycling | -303/303 min~+852/303min, 5 cycles | Frequency change:5ppm Rr as specification |
| Refluence examination | Frequency change:5ppm Rr as specification |
Dimensions and Packing
Dimensions (Units:mm)
Length: 3.20 0.10
Width: 2.50 0.10
Height: 0.70 MAX
Pin Pitch: 1.20.10
Pin Width: 0.70.10
Packing Specification
Qty: 3000Pcs
2411121141_HD-7B024000F01_C654984.pdf
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