Beijing Silk Road Enterprise Management Services Co., Ltd.
| Normal temperature Frequency Tolerance | ±20ppm |
| Frequency Stability | ±20ppm |
| Load Capacitance | 20pF |
| Operating Temperature | - |
| Equivalent Series Resistance(ESR) | - |
| Frequency | 4MHz |
| Description | Crystal 4MHz ±20ppm 20pF HC-49S |
| Mfr. Part # | 71004000RW1 |
| Package | HC-49S |
| Model Number | 71004000RW1 |
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Product Specification
| Normal temperature Frequency Tolerance | ±20ppm | Frequency Stability | ±20ppm |
| Load Capacitance | 20pF | Operating Temperature | - |
| Equivalent Series Resistance(ESR) | - | Frequency | 4MHz |
| Description | Crystal 4MHz ±20ppm 20pF HC-49S | Mfr. Part # | 71004000RW1 |
| Package | HC-49S | Model Number | 71004000RW1 |
This specification applies to the RoHS compliance quartz crystal unit with a frequency of 4.000MHz, designed for use in crystal oscillator applications.
| Nominal Frequency (f) | Load Capacitance (CL) | Frequency Tolerance (f/f) | Frequency Temperature Stability | Resonance Resistance (ohm) | Oscillation Mode | Shunt Capacitance (C0) | Drive Level (DL) | Operating Temperature Range (TOPR) | Storage Temperature Range (TSTG) | Insulation Resistance (IR) | Aging (fA) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 4.000MHz | 20pF | 20ppm | 20ppm | 100 ohms Max | Fundamental mode | 7pF Max | 100W typical | -20 to +70C | -55 to +125C | 500M ohms | 5ppm/Year Max |
| Item | Condition | Standard |
|---|---|---|
| Drop characteristics | Free drop from 75cm height on a hard wooden board for 3 times. (Board thickness > 30 mm.) | Frequency change: 5ppm, Rr as specification |
| Mechanical shock | Device shocked to half sine wave (1000g) on three mutually perpendicular axes, each 3 times. | Frequency change: 5ppm, Rr as specification |
| Shake characteristics | Shake frequency 10~55Hz, cycle 1~2 minutes, swing 1.5mm, direction x/y/z, all 30 minutes, test after 1 hour. | 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 hour. | Frequency change: 5ppm, Rr as specification |
| High temperature characteristics | +852, 250 hours, put in room temperature, test after 1 hour. | Frequency change: 5ppm, Rr as specification |
| Temperature cycling | -303/303 min ~ +852/303 min, 5 cycles | Frequency change: 5ppm, Rr as specification |
| Reflow examination | Frequency change: 5ppm, Rr as specification |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
>>300
Ecer Certification：
Verified Supplier
Company Profile Beijing Silk Road Enterprise Management Services Co.,Ltd. is a professional company focus on integrated circuit ic business. Beijing Silk Road will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining an... Company Profile Beijing Silk Road Enterprise Management Services Co.,Ltd. is a professional company focus on integrated circuit ic business. Beijing Silk Road will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining an...
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