Features

  • Low power (0.79µA current consumption at 1.8V) 32.768kHz TCXO.
  • Miniature 3.28 x 2.5mm SMD package
  • Supply voltage 1.8, 2.5, 3.0, 3.3 or 5.0 Volts
  • Frequency stability from ±2ppm over 0 to +50°C
  • RoHS compliant

Typical Applications

  • Frequency stability from ±2ppm over 0° to +50°C.

Specifications

Product Series Code: EME32T
Output Waveform: CMOS Squarewave
Initial Calibration Tolerance: ±1.5ppm (at t. 25°±2°C)
Frequency Stability: 0° to +50°C: ±2.0ppm -20° to +70°C: ±2.5ppm -40° to +85°C: ±5.0ppm
Timing error over time: ±0.432 s/day ±12.960 s/month ±2.628 m/year (T=25°C
Frequency Stability vs. Ageing: ±3.0 ppm max. first year vs. Voltage Change: ±0.2 ppm max. ±5% change vs. Load Change: ±0.2 ppm max. ±10% change vs. Reflow: ±1ppm max. for one reflow (Measured after 24 hours) vs. All range of Vdd: ±1.0ppm/Volt max.
Supply Voltage Variation (∆Vdd): 0.25V max. Condition ∆V/∆t = 1V /us
Output Logic / Output Load: CMOS / 15pF
Output Voltage Level 'HIGH': Vdd -0.4V min. Ioh = 0.1mA
Output Voltage Level 'LOW': 0.4V max. Ioh = 0.1mA
Rise and Fall Times: 100ns max
Duty Cycle: 50%±10% typical
Start-up Time: 1s max. at 25°C 3s max. Over -40° to +85°C
Pad 1 OE Thresholds: Vih = 0.8*Vdd, Vil = 0.2*Vdd