4 Lead Strength
The crystal lead with the 0.9kg(9N) power (keep it for The crystal lead is not abnormity
(DIP)
30s±5s) and bend the crystal lead 90° with 0.45kg
power and two times
（which you want to bend should be more than
1.5mm from the case)
5 High Temperature
The crystal units shall be put in somewhere for 2 hrs Frequency Change: ±10ppm Max.
Endurance at temperature of 85℃±2℃, then keep it for 1 to 2 hrs
Resistance Change: 5kohm Max.
under room temperature.
6 Low Temperature
The crystal units shall be put in somewhere for 2 hrs
Endurance at temperature of -25℃, then keep it for 1 to 2 hrs
under room temperature.
7 Humidity The crystal units shall be put in somewhere at 40℃
Endurance
in relative humidity of 90-95% for 48 hrs, then keep
it for one or two hours under room temperature.
8 Temperature Temperature shift from low(-40℃) to high(100℃, keep
Cycle 30 mins), satisfy high(100℃) to low(-40℃, keep
30 mins), then go up to room temperature for 5 cycles.
9 Salt Spray Test
Put the crystal units in the salt spray room (salt The appearance shall has no abnormity
density: 5%) at the temperature of 35℃ for 96 hrs.
and soldering is good.
Then clean it with water and dry its surface. Frequency Change: ±10ppm Max.
Resistance Change: 5kohm Max.
4
Frequency Change: ±10ppm Max.
Frequency Change: ±10ppm Max.
Resistance Change: ±25% or 10kΩ Max.
6-Jan-11
Reflow soldering
TYPE G1 TUNING FORK X'TAL
G13270007
VER. D
E0-R-4-014 Rev. E Page 2
