H49 49T [ 10.7 * 4.5 * 13.6 mm ] Min. Thru - Hole Crystals 3rd O.T. Fund. 5th O.T. Max. 1.0MHz [ 10.7 * 4.5 * 11.2 mm ] 160MHz Features Specifications z Tight tolerance and stability. Ideal for communication equipment ● Available up to 200 MHz using a 5th overtone crystal mode ● RoHS compliant versions are also available. General Specifications Item / Type H49 Frequency Range ; 49T ; H49MJ ; 49TMJ H49 1.0 ~ 1.3MHz , 1.8 ~ 200.0MHz ( see Table 1 ) 49T 3.1 ~ 200.0MHz ( see Table 1 ) Load Capacitance series Series or Parallel ( 8 to 32 pF ) resonance Drive Level 100μ W typical ( 500μ W max. ) AT-cut: ± 5 ppm , ± 10 ppm , ± 20 ppm or ± 30 ppm at 25°C Frequency Tolerance SL-cut: ± 50 ppm at 25°C Frequency Stability See Table 2 Aging △F / F : ±2 ppm / year ( max. ) Storage Temperature Range - 50°C to 105°C Table 1 H49 ; 49T ESR ( Equivalent Series Resistance ) Freq. ( MHz ) Hold Type crystal cut and osc. Mode E.S.R. Freq. ( MHz ) Hold Type crystal cut and osc. Mode E.S.R. 1.0 ~ 1.3 H49 SL , Fund. 5K Ω 7.1 ~ 10.0 H49 , 49T AT , Fund. 35 Ω 1.8 ~ 3.0 H49 AT , Fund. 400 Ω 10.1 ~ 30.0 H49 , 49T AT , Fund. 25 Ω 3.1 ~ 3.5 H49 AT , Fund. 150 Ω 30.1 ~ 45.0 H49 , 49T AT , Fund. 20 Ω 3.6 ~ 5.0 H49 , 49T AT , Fund. 100 Ω 24.0 ~ 100.0 H49 , 49T AT , 3rd 60 Ω 5.1 ~ 7.0 H49 , 49T AT , Fund. 50 Ω 80.0 ~ 160.0 H49 , 49T AT , 5th 70 Ω Table 2 Frequency stability vs Operating temperature range Stability code Temp. (ºC) \ ppm ±5 ± 10 ± 15 ± 20 ± 25 ± 30 ± 50 X -10 to 60°C ○ ○ ○ ○ ○ ○ ○ ± 100 (SL-cut ) ○ Y -20 to 70°C ▲ ○ ○ ○ ○ ○ ○ ○ I -40 to 85°C ○ ○ ○ ○ ○ ○ ○ ○ : available ; ▲: contact Mercury Outline Dimensions ( Unit : mm ) Dip type ( H49 , 49T ) Jacket type ( H49MJ , 49TMJ ) H H W H49 13.6 ± 0.2 H49MJ 13.8 ± 0.2 17.1 ± 0.2 49T 11.2 ± 0.2 49TMJ 11.4 ± 0.2 14.7 ± 0.2 Mercury www .mercury-crystal.com ■Taiwan : Tel (886)-2-2406-2779 / [email protected] ■U.S.A: Tel: (1)-909-466-0427 / [email protected] ■China: Tel: (86)-512-5763-8100 / [email protected]