Temp. Compensated Crystal Oscillator, 2.0 x 1.6 mm
- low power VCTCXO or TCXO with clipped sine output
- temperature range -40 °C ~ +85 °C available
- ± 0.5 ppm stability available
- for navigation system use, please prefer JT21G(E)
frequency range 9.5 ~ 52.0 MHz
frequency
tolerance/
stability
at +25°C ±2.0 ppm (incl. 2x reflow)
temperature ±0.5 ppm ~ ±5 ppm (table 1)
aging first year ±1 ppm
supply voltage ±0.2 ppm (at VDC ± 5 %)
load change ±0.2 ppm
current consumption 1.5 mA max. <26 MHz / 2.5 mA max. <52 MHz
supply voltage VDC 1.8 / 2.5 / 2.8 / 3.0 / 3.3 (±5 %) *
temperature operating see table 1
storage -40 °C ~ +85 °C
output load nom. 10 KΩ // 10 pF
level min. 0.8 Vpp (clipped sine)
external tuning range JT21SV ±8 ppm min.
external tuning voltage JT21SV 0.9 V ± 0.9 V at VDC = 1.8 V (standard)
1.5 V ± 1.0 V at VDC ≥ 2.5 V (standard)
1.4 V ± 1.0 V at VDC ≥ 2.5 V (option)
start-up time max. 2.5 ms
phase noise at 100 Hz -117 dBc/Hz typ.
at ƒo at 1 KHz -137 dBc/Hz typ.
26 MHz at 10 KHz -149 dBc/Hz typ.