Crystal Oscillator NT2520SB Temperature Compensated Crystal Oscillator (TCXO) NT2520S Series (with high-precision GPS supported) ■ Main Application For mobile terminals with high-precision GPS functions ■ Features ● A crystal oscillator with highly stable frequency / temperature characteristics best suited for GPS. ● Supports low power supply voltage. (Supports DC +1.7 V to +3.3 V.) ● Compact and light with a height, cubic volume, and weight of Max. 0.9 mm, 0.004 cm3, and 0.014 g, respectively. ● A surface-mount crystal oscillator. (Reflow soldering is possible.) ● Lead-free. Meets the requirements for re-flow profiling using lead-free solder. ● Products with the AFC (Automatic Frequency Control) function or Enable/ Disable function is available. ■ Specifications Model Item NT2520SB Nominal Frequency (MHz) 13 to 52 Standard Frequency (MHz) 16.368, 16.369, 19.2 , 26, 33.6 Supply Voltage [VCC] (V) 38.4 52 +1.8, +2.8 Load Impedance 10 kΩ//10 pF Current Consumption (mA) Max. 1.5 Output Voltage Frequency/Temperature Characteristics Operating Temperature Range (°C) Max. 1.7 Max. 2.0 *1. A DC-cut capacitor is not embedded in this crystal oscillator. Connect a DC-cut capacitor (1,000 pF) to the line-out terminal of the oscillator. Min. 0.8 V(p-p) (DC Coupling *1) Max. ±0.5×10–6 –30 to +85 Storage Temperature Range (°C) –40 to +85 Frequency/Voltage Coefficient Max. ±0.2×10–6/VCC±5 % Frequency/Load Coefficient Max. ±0.2×10–6/(10 kΩ//10 pF) ±10 % Long-term Frequency Stability Max. ±1.0×10–6/year ■ Dimensions ■ List of Ordering Codes mm #4 #1 #2 #3 0.8±0.1 0.35±0.1 #6 #2 #3 (0.6) #1 0.5 (ground recommended) #3 GND 16.369 NT2520SB-16.369M-NSA3557A #4 OUTPUT 19.2 NT2520SB-19.2M-NSA3557A #6 VCC 26 NT2520SB-26M-NSA3557B 33.6 NT2520SB-33.6M-NSA3557B 38.4 NT2520SB-38.4M-NSA3557C 52 NT2520SB-52M-NSA3557D N/C or GND Land pattern (Typical) (0.55) (0.7) (0.55) #5 #4 Ordering Code NT2520SB-16.368M-NSA3557A [ Supply voltage : +2.8V ] (0.95) (0.4) (0.95) 1.8 (0.3) 0.7±0.1 (0.15×0.15) #1 NC or GND #2, #5 2.5 [ Supply voltage : +1.8V ] Frequency (MHz) 16.368 Terminal land connections (0.43) #5 2.0 #6 •Frequency setting conditions 1. Frequencies are set at normal temperatures (+25±2 °C). 2. Connect the #1 terminal of the oscillator to the ground that comes with the oscillator. •If you require a product with a different frequency, power supply voltage, frequency control range, etc. to the standard specifications, please contact us with your enquiries. (0.5) (1.8) (0.5) Frequency (MHz) 16.368 NT2520SB-16.368M-NSA3556A 16.369 NT2520SB-16.369M-NSA3556A 19.2 NT2520SB-19.2M-NSA3556A 26 NT2520SB-26M-NSA3556B 33.6 NT2520SB-33.6M-NSA3556B 38.4 NT2520SB-38.4M-NSA3556C 52 NT2520SB-52M-NSA3556D Ordering Code The above frequencies are NDK’s standard frequencies. Frequencies other than the above are available. Feel free to contact our sales representatives. - 11 - 1407C_NT2520SB_GPS_e