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  • Ultra-small SMD seam sealed clock crystal oscillator unit
  • Frequency Range 2.5MHz to 50MHz
  • Tristate (Enable/Disable) function as standard
  • Supply voltage 1.8, 2.5 or 3.3 Volts

Typical Applications


Supply Voltage: 1.8, 2.5 or 3.3Volts ±5%
Output Logic: HCMOS/LSTTL
Output Load 15pF (50Pf load available)
Duty Cycle: 50%±10% [50%±5% also available]
Operating Temperature Commercial: -10° to +70°C Industrial: -40° to +85°C
Storage Temperature: -50° to +100°C
Start-up Time: 10ms max.
Ageing: ±3ppm max
Tristate Function (Pad 1): Enable/Disable function is standard for XO21. Output (Pad 3) is active if Pad 1 not connected or Pad 1 is 'HIGH'. Output high impedance when 'LOW' or GROUND is applied to Pad 1
Packaging: 8mm tape, 180mm reel, 1k or 2k pieces per reel