Crystal Oscillator Model Name NH14M09WA High Precision Oscillator (Twin-OCXO) for Fixed Communication Equipment ■ Main Application ● Base stations for system mobile communications ● Optical transmission system ● Measuring instrument ■ Features ● Synthesizer ● Exchanger ● High-end router ● Compact. ● Excellent temperature characteristics. ● Excellent Long-term frequency stability. ● Excellent phase noise characteristics. ● Supports wide temperature range.(-40 to +85°C) ■ Specifications Model Item Measurement condition Nominal frequency range (MHz) NH14M09WA 5 to 40 Nominal frequency (MHz) 10, 12.8, 13, 16.384, 19.2, 20, 25, 26, 30.72, 38.4, 38.88, 40 Supply voltage [VCC] (V) +3.3 ±5 % at start Power consumption (W) Typ. 1.3 (Max. 2.0) when stable (+25 °C) Typ. 0.6 (Max. 1.0) LVCMOS (VOL Max. 0.3 V, VOH Min. 3 V) Output voltage Symmetry (%) 45 to 55 at 1/2 VCC Load impedance (pF) 15 Operating temperature range (°C) Refer to *1 Storage temperature range (°C) Stabilization time Long-term frequency stability –40 to +85 Stabilization Time (Frequency Stability) within ±100 ×10−9 after power on at +25°C , based on frequency after 60minutes operation. Max. 3 minutes Based on frequency after 30 days operation Max. ±5×10–9/day Based on frequency after 30 days operation Max. ±200×10–9/year Frequency/Temperature characteristics Refer to *1 Frequency/Voltage coefficient VCC +3.3 V ±5 % Frequency control range Vcont +0.2 V to +2.8 V (@ +1.5V) Frequency change polarity ■ Dimensions Typ. ±5×10–9 (Max. ±10×10–9) Min. ±5.0×10–6 Frequency change polarity Positive Linearity Typ. 1% ■ Reference Value mm Terminal land connections #1 9.4±0.3 14.3±0.3 Phase noise (at 10 MHz) Vcont #2 NC* #3 GND #4 OUTPUT #5 NC* #6 VCC dBc/Hz 1 Hz 10 Hz 100 Hz −75 −100 −125 1 kHz −150 10 kHz −160 The value of phase noise changes when the frequency changes. ■ *1 List of Options Operating temperature range (°C) *Please don’t connect 6.5±0.2 Frequency/temperature characteristics Ordering Code Operating temperature range (°C) 2.54±0.1 #1 #2 #3 #6 #5 #4 Frequency/temperature characteristics Land pattern (Typical) Ordering Code 1.25 Operating temperature range (°C) 2.25 3.00 3.00 2.25 2.54±0.1 6.4±0.1 Offset frequency 1±0.1 2.54 Frequency/temperature characteristics Ordering Code Operating temperature range (°C) Frequency/temperature characteristics 2.54 Ordering Code −20 to +70 Max. ±10×10−9 NH14M09WA-[ ]-NSA3540A −20 to +70 Max. ±50×10−9 NH14M09WA-[ ]-NSA3540B −40 to +85 Max. ±20×10−9 NH14M09WA-[ ]-NSA3540C −40 to +85 Max. ±50×10−9 NH14M09WA-[ ]-NSA3540D Please specify a NDK's nominal frequency in the square brackets. (Example 10MHz : Please specify 10M in the square brackets.) Frequencies other than the above are available. Feel free to contact our sales representatives. -1- 13B_1227_NH14M09WA_e