| 1. GENERAL |
| Holder Type | 49US AT CUT | |
| Mode of Vibration | FUND S&A | |
| Oscillation Mode | KH-1240 | |
| Test Facilities | | |
| Storage Temperature | -40 TO +85 | |
| Driver Level | 100W | |
| 2. ELECTRICAL PARAMETER |
| Normal Frequency | 24.000 MHz | |
| Frequency Tolerance (252) | 20ppm | |
| Temperature Stability | 20ppm | |
| Operating Temperature Range | -20 TO +70 | |
| Load Capacitance | 16 PF | |
| Motional Capacitance | 3PF MAX | |
| Shunt Capacitance | | |
| Effective Series Resistance | 40 MAX | |
| Insulation Resistance | 500M OHMS MIN | AT DC 100V |
| 3. MECHANICAL PARAMETER |
| Solderability | 95% COVERAGE BY USING 90/10 SOLD AT 245 FOR 5 SEC. DIPING AFTER IMMERSION IN ALPHA 611 FLUX FOR 5 SEC. | |
| 4. MECHANICAL ENDURANCE |
| Shock Test | Electrical characteristics shall be satisfied after dropping three times from the height of 50 cm onto Hard wooden board. |
| Vibration Test | Frequency: 1055Hz, Period: 12min, Amplitude: 1.5mm P-P, Direction: X.Y.Z, Time: 2hours/each direction | Electrical characteristics shall be satisfied after supplying following Vibration. |
| Strength of Terminals/Lead-Wires (Pulling) | 900g tension weight supplied gradually to axial direction of terminals/lead-wires for 30 sec. | No visual damages on the specimen after test. |
| Strength of Terminals/Lead-Wires (Bending) | 90 degree bending with 225g tension weight, then straightened gradually. Repeated to opposite direction. | No visual damages on the specimen after test. |
| Sealing Tightness | No observation of gas bubble after specimen put in hot water at +90+95 for 5 min. |
| Soldering Dip | Terminals/lead-wires dipped into solder melted tank at +2305 for 3sec. Dipping depth: 2mm from the bottom of specimens body. | Soldering portion shall be covered in over 90% of terminals/lead-wires dipped. (After applying ROSIN flux) |
| Solder Heating | Terminals/lead-wires dipped into solder melted tank at +35010 for 3 sec. Dipping depth: 2mm from edge of terminals/lead-wires. | Electrical characteristics shall be satisfied after dipping. |
| 5. ENVIRONMENTAL ENDURANCE |
| Humidity Test | 602, 9095% RH for 250 hours. | Electrical characteristics shall be satisfied after test. |
| Storage in Low Temperature | -302 for 250 hours. | Electrical characteristics shall be satisfied after test. |
| Storage in High Temperature | +852 for 250 hours. | Electrical characteristics shall be satisfied after test. |
| Temperature Cycle | 3 cycles. Temperature shift from low to high, high to low shall be done in 1/min. | Electrical characteristics shall be satisfied after test. |
