Replacement Tuning fork crystal units CM415 KHz Crystal from Citizen and 4.8*1.9 CRYSTAL
A-Crystals PMX307 and CM415 Series CITIZEN FINEDEVICE CM415 32.768KDZF-UT Crystal in 32.768 kHz, SMD, 4.1mm x 1.5mm, 12.5 pF, 20 ppm.DST410S KDS 4115 32.768K 32.768KHZ with 2pins
Type :
AMPModel :
PMX307Package size :
7.2*3.2*2.5 mmFrequency :
32.768KHzPMX307 SMD Watch Crystal
PMX307 Crystal--32.768 kHz Quartz Resonator
32.768 KHz is a high-precision quartz resonator with a frequency of 32.768 kHz, suitable for various electronic devices. The product has a frequency tolerance of ±20 ppm, an operating temperature range of -20°C to 70°C, and a storage temperature range of -55°C to 125°C. Its quality factor is 60,000 type, the series resistance is 70 KΩ, and the load capacitance is 12.5 pF. PMX307 series resonators are widely used in watches, timers, medical equipment, smart homes and other fields to provide stable and reliable frequency signals. The product adopts SMD package with a size of 4.1 mm x 1.5 mm, suitable for surface mounting process.
1. ELECTRICAL SPECIFICATIONS
| Parameter | Symb | Electrical Specification | Condition | |||
| Min | Type | Max | Units | |||
| Frequency Range | FO | 32.768 | KHz | |||
| Frequency Tolerance | △f/fo | ±5 | ±20 | ±100 | PPM | REF TO 25℃ |
| Temperature Coefficient | K | -0.034±0.006 | ppm/(℃)2 | |||
| Turnover Temperature | TTO | 20 | 25 | 30 | ℃ | |
| Operating Temperature Range | TOP | -20~70 -40~85 |
℃ | |||
| Storage Temperature Range | TST | -55 | 125 | ℃ | ||
| Quality Factor | Q | 40000 | Typ | |||
| Series Resistance | R1 | - | - | 70 | KΩ | REF TO 25℃ |
| Shunt Capacitance | CO | 0.9 | 1.6 | 2 | Typ | 0.9~2.0PF |
| Motional Capacitance | C1 | - | 3 | - | Ff TYP | |
| Load Capacitance | CL | - | 12.5 | - | PF | |
| Insulator Resistance | IR | 500 | - | - | MΩ | DC100V±15V |
| Drive Level | DL | - | 0.1 | 1.0 | цW | |
| Capacitance ratio | R | - | 450 | - | TYP | |
| Aging Rate | Fa | ±5 | - | ±5 | PPM | at 25℃±3℃ |
| Package type | 7.5*3.2*2.5 | |||||
2. Dimension (Unit: mm)
3.For more FAQs and other services, please click on the image below to view.
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