CRMxx
CRMxx is Quartz Crystal manufactured by Crystek Corporation.
UM-1 Leaded Crystal Frequency Range: Frequency Tolerance: Frequency Stability: Temperature Range: (Option) (Option) Storage: Shunt Capacitance: .. Drive Level: ESR: 10MHz to 50MHz (fund) 20MHz to 100MHz (3rd O/T) 50MHz to 200MHz (5th O/T) ±10ppm to ±100ppm ±10ppm to ±100ppm ree 0°C to 70°C d F S a Le o H ant R pli -20°C to 70°C om C -40°C to 85°C -55°C to 120°C 7.0p F Max 100 u W Typical see table 1
- - Custom Designs Available
CRMxx Model
Quartz Crystal
Designed to provide traditional crystal design flexibility of the HC49 in a smaller UM-1 package. Custom lead forming available for SMD applications.
Aging:
0.091 (2.31)
<3ppm 1st/yr Max
0.126 (3.20) 0.018 (0.46) Resistance at series resonance Freq. (MHz) 0.291 (7.40) Max ESR 60 40 60 100
CRY Freq DC
0.314 (8.0)
0.314 (8.0) 0.500 Min (12.70 Min)
0.148 ±0.008 (3.76 ±0.20)
10.0 18.1 20.0 50.0
- 18.0
- 50.0
- 100.0
- 200.0
Table 1
Dimensions inches (mm) All dimensions are Max unless otherwise specified.
Build Your Own P/N
CRM X X X X
- Freq
Frequency Stability over Temp Range
A B C D E F G H I ±10 ppm (0 to 70°C) ±15 ppm (0 to 70°C) ±20 ppm (0 to 70°C) ±25 ppm (0 to 70°C) ±30 ppm (0 to 70°C) ±50 ppm (0 to 70°C) ±100 ppm (0 to 70°C) ±15 ppm (-20 to 70°C) ±20 ppm (-20 to 70°C) J K L M N O P Q ±30ppm ±50 ppm ±100 ppm ±20 ppm ±25 ppm ±30 ppm ±50 ppm ±100 ppm (-20 to 70°C) (-20 to 70°C) (-20 to 70°C) (-40 to 85°C) (-40 to 85°C) (-40 to 85°C) (-40 to 85°C) (-40 to 85°C)
Frequency Tolerance at 25°C
1 2 3 4 5 6 7 ±10 ppm ±15 ppm ±20 ppm ±25 ppm ±30 ppm ±50 ppm ±100 ppm
Load Capacitance
1 2 3 4 5 6 7 8 Series 14 p F 16 p F 18 p F 20 p F 22 p F 25 p F 32 p F
Example:
CRM4F51-20.000 = ±25ppm at 25°C, ±50ppm 0 to 70°C, 20p F Load Cap, Fundamental, 20.000MHz
Mode
1 Fundamental 10-50 MHz 3 3rd Overtone 20-100 MHz 5 5th Overtone 50-200 MHz
Specifications subject to change without notice.
TD-021014 Rev. B...