Product: Crystal
Series: H49, 49T, H49MJ, 49TMJ
Package Type: Thru-Hole
• General Specifications

General Specifications :
  • AT-cut round-shaped crystal plate inside. Optimized for low harmonics.
  • Tight tolerance and stability. Ideal for communication equipment.
  • Available up to 200 MHz using 5th overtone crystal mode.
  • RoHS-compliant versions are also available.

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Item / Type H49 ; 49T ; H49MJ ; 49TMJ series
Frequency Range /
Crystal Cut 		H49 1.0 ~ 1.3MHz , 1.8 ~ 200.0MHz ( see Table 1 )
49T 3.1 ~ 200.0MHz ( see Table 1 )
Load Capacitance Series Resonance or Parallel (8 to 32 pF typical)
Equivalent Series Resistance (E.S.R.) Frequency Crystal Cut, Oscillation Mode E.S.R. max.
1.0 MHz ~ 1.3 MHz SL-cut, fundamental mode 5 KΩ
1.8 MHz ~ 3.0 MHz AT-cut, fundamental mode 400 Ω
3.1 MHz ~ 3.5 MHz AT-cut, fundamental mode 150 Ω
3.5 MHz ~ 5.0 MHz AT-cut, fundamental mode 100 Ω
5.1 MHz ~ 7.0 MHz AT-cut, fundamental mode 50 Ω
7.1 MHz ~ 10.0 MHz AT-cut, fundamental mode 35 Ω
10.1 MHz ~ 30.0 MHz AT-cut, fundamental mode 25 Ω
30.1 MHz ~ 45.0 MHz AT-cut, fundamental mode 20 Ω
24.0 MHz ~ 100.0 MHz AT-cut, 3rd overtone 40 Ω
80.0 MHz ~ 160.0 MHz AT-cut, 5th overtone 70 Ω
110 MHz ~ 200.0 MHz AT-cut, 7th overtone 50 Ω
Drive Level 100 µW (500 µW max.)
Frequency Tolerance AT-Cut : ±5 ppm, ±10 ppm, ±20 ppm, or ±30 ppm at 25°C
SL-Cut : ±50 ppm at 25°C
Frequency Stability /
Temperature 		-10°C to 60°C -20°C to 70°C -40°C to 85°C
±5 ppm, ±10 ppm, ±15 ppm,
±20 ppm, ±25ppm, ±30ppm,
±50 ppm, ±100 ppm (SL-cut) 		±5 ppm(contact Mercury), ±10 ppm
±15 ppm, ±20 ppm, ±25ppm, ±30ppm
±50 ppm, ±100 ppm (SL-cut) 		±10 ppm, ±15 ppm, ±20 ppm,
±25ppm, ±30ppm, ±50 ppm,
±100 ppm (SL-cut)
Aging ΔF/F: ±2 ppm / year (max.)
Storage Temperature -50°C to +105°C
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