Home > Product > HC-49 unit > HC-49SMD
Return

HC-49SMD

Frequency Range: 3.2768MHz to 64MHz
Hot-Sale Frequencies: 4MHz, 8MHz, 11.0592MHz
Package: 1000 pieces/Reel
Support: free samples available
ROHS STATUS: Compliant
Applications: PC, STB, LCDM, and Cable Modem
 
Item / Type HC-49SMD
Nominal Frequency Range 3.2768 ~ 64 MHz
Vibration Mode AT Fundamental
Load Capacitance 12pF, 20pF, or specify
Frequency Tolerance (at 25 ℃) ±10 ppm,± 20 ppm, or specify
Frequency Versus Temperature Characteristics ± 20 ppm, or specify
Operating Temperature - 20 ~ + 70 ℃ , - 40 ~ + 85 ℃, or specify
Storage Temperature -40 ~ +85 ℃, or specify
Shunt Capacitance 7 pF Max.
Level of Drive 1 ~ 500 μW (100μW typical)
Frequency Aging (at 25 ℃) ± 3 ppm / year Max.

Part Number Guide             X49SM12MSD2SC
Quartz Crystal Resonator Dimensions Frequency
(Hz)
Load Capacitance
(pF)
Frequency Stability
(ppm)
Pin Material Operating Temp
X 49SM 12M S D 2 S C


Equivalent Series Resistance(ESR)


 
Fundamental 3rd Overtone
3.2768 to 4 MHz 180 Ω Max. 20 to 25 MHz 100 Ω Max.
4 to 5 MHz 120 Ω Max. 25 to 64 MHz 80 Ω Max.
5 to 6 MHz 100 Ω Max.    
6 to 7 MHz 80 Ω Max.    
7 to 10 MHz 60 Ω Max.    
10 to 27 MHz 40 Ω Max.    

 

External dimensions



 
TYPE H (SMD HIGH) h (BODY HIGH)
HC-49SMD 3.8±0.3 3.3±0.3
HC-49SSMD 3.0±0.3 2.3±0.3

(Unit: mm)