HC-49/UĦAHC-49/TĦAHC-49/T3
CRYSTAL UNITS
Features

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 High reliability by means of resistance weld hermetic seal.
Excellent aging characteristics.
RoHS compliant and lead free  
 
Type HC-49/UĦAHC-49/TĦAHC-49/T3
Frequency range Fundamental
3rd
5th 		1.80 ~ 48.0MHz
26.0 ~ 90.0MHz
80.0 ~ 176.0MHz
Vibration mode AT cut,Fundamental,3rd,5th
Frequency toleranceĦ]at 25˘JĦ^ -/+10ppm, -/+30ppm, or specify
Equivalent series resistance See table No.1
Frequency stability over
operating temperature range 		-/+10ppm, -/+30ppm, or specify
Operating temperature range -10 ~ +60˘J , or specify
Drive Level 500uW max.
Shunt capacitance 7.0pF max.
Load capacitance 16pF, 18pF, 20pF, or specify
Aging -/+2ppm / year , -/+5ppm / year

Equivalent series resistance(ESR) Table No. 1
Frequency Mode ESR
1.8432 MHz Fundamental 500 ohms max.
2.0~2.9 MHz Fundamental 350 ohms max.
3.0~3.1 MHz Fundamental 200 ohms max.
3.2~3.9 MHz Fundamental 150 ohms max.
4.0~4.4 MHz Fundamental 100 ohms max.
4.5~4.9 MHz Fundamental 80 ohms max.
5.0~6.9 MHz Fundamental 50 ohms max.
7.0~9.9 MHz Fundamental 35 ohms max.
10.0~48.0 MHz Fundamental 25 ohms max.
26.0~90.0 MHz 3rd 70 ohms max.
80.0~176.0 MHz 5th 120 ohms max.
Dimensions
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YOKETAN CORPORATION Contact Person: Josephine Chung E-Mail: josephinechung@yoketant.com.tw
Main office : 28-2, Nan 2nd Road, T.E.P.Z, Tantzu District, Taichung City (427) Taiwan Tel:886-4-25333353
Taipei office: 9F-3, No.107, Sec. 1,Zhongshan Rd., Xinzhuang District, New Taipei City (242) Taiwan Tel:886-2-85227548
China (Shenzhen): Unit 2016, Hong Gang Buliding, Hong Gang North Road, Luohu District, Shenzhen
Tel:86-755-25936978
China (Wuxi) : 10/F, Room 1009, 10 Middle Huaxia Road , DongTing Town , JiangSu
Tel:86-510-88708842