UM-1
| Crystal unit | UM-1 |
 |
|
Holder Type
|
UM1 (with ground) and (without ground) |
|
Frequency Range
|
20.945000 MHz |
|
Frequency Stability at 25� C
|
+ 10 ppm max. |
|
Temperature Stability
|
+ 10 ppm @ 0�C to +56�C |
|
Drive Level
|
1,0 mW max. |
|
Load Capacitance (CL )
|
30 pF |
|
Shunt Capacitance (CO )
|
7 pF max. |
|
Vibration Mode
|
AT-cut |
|
Equivalent Series Resistance
|
R = 30 Ohm max. |
|
Aging
|
+ 5 ppm max./ year |
|
Leak
|
2 x 10-8 cc/sec max. helium |
|
Marking
|
94/19TQG//20945,0 |
|
All information subject to change
|
|