smd 3225 crystal resonators44mhz crystal oscillator frequence quartz piezoelectric crystals
Radio communication, audio-visual equipment, office automation equipment, consumer product,etc
Dimension and Land pattern (unit: mm)
Frequency range & equivalent series resistance
Frequency range | See table 1 |
Vibration mode | AT cut: fuandamental. third |
Frequency tolerance at 25℃ | ±10, ±15, ±20, ±30, ±50ppm |
Operating temperature range and frequency stability | See table 2 |
Equivalent series resistance | See table 1 |
Shunt capacitance | 5.0pF max or special |
Measure instrument | S&A 250B PI system |
Load capacitance | Series8, 16, 20, 30pF or special |
Drive level | 10, 100, 300uW or special |
Insulation resistance | 500 M Ω min/DC 100V |
Aging | ±1, 3, 5 ppm/year |
Storage temperature range | -40~+85℃ |
Table 1 Operating temperature range and frequency stability
Frequency(MHz) | Vibration mode | SX-3225(Ω) |
12.0~14.9 | Fundamental/F | 80 |
15.0~50.0 | Fundamental/F | 50 |
Table 2 Operating temperature range and frequency stability
PPM TEMP | ±5 | ±10 | ±20 | ±30 | ±50 |
0~+50℃ | √ | √ | √ | √ | √ |
-10~+60℃ | √ | √ | √ | √ | √ |
-20~+70℃ |
| √ | √ | √ | √ |
-30~+80℃ |
| √ | √ | √ | √ |
-40~+90℃ |
| √ | √ | √ | √ |
SMD process flow
DIP process flow
Blank process flow
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