SG-645PHW (Crystal Oscillator SPXO)


RoHS Compliant
  • Frequency range
    32.001MHz to 135MHz
  • Supply voltage
    3.3V / 5.0V
  • Function
    Output enable(OE) or Standby(ST)
  • External dimensions
    7.1 × 5.1 × 1.5mm (t: Max.)


Item Symbol Specifications Conditions / Remarks
SG-645 PTW
SG-645 STW
SG-645 PHW
SG-645 SHW
SG-645 PCW
SG-645 SCW
Output frequency range f0 32.001MHz to 135.000MHz
Supply voltage VCC 5.0V ±0.5V 3.3V ±0.3V
Storage temperature T_stg -55°C to +125°C Store as bare product.
Operating temperature T_use -20°C to +70°C
- -40°C to +85°C SG-645PCW / Only
Frequency tolerance f_tol B: ±50 × 10-6 C: ±100 × 10-6 -20°C to +70°C *1
- M: ±100 × 10-6 -40°C to +85°C : SG-645PCW / SCW Only
Current consumption ICC 45mA Max. 28mA Max. No load condition (Max. frequency range)
Disable current I_dis 30mA Max. 16mA Max. OE=GND (PTW,PHW,PCW)
Stand-by current I_std 50μA Max. ST (STW,SHW,SCW)
Symmetry SYM - 40% to 60% 50% VCC level, L_CMOS=Max.
40% to 60% - 1.4V level, L_CMOS=Max.
Output voltage VOH VCC-0.4V Min. IOH=-16mA (PTW,STW,PHW,SHW) /-8mA(PCW,SCW)
VOL 0.4V Max. IOL= 16mA (PTW,STW,PHW,SHW) / 8mA(PCW,SCW)
Output load condition (TTL) L_TTL 5TTL Max. - - f0≤ 90MHz, Max. Supply voltage.
Output load condition (CMOS) L_CMOS 15pF Max. Max. frequency, Max. Supply voltage.
Input voltage VIH 2.0V Min. 70% VCC Min. OE terminal or ST
VIL 0.8V Max. 20% VCC Max.
Rise and Fall time tr / tf - 4ns Max. 20% VCC to 80% VCC level, L_CMOS ≤ Max.
4ns Max. - - 0.4V to 2.4V level
Start-up time t_str 10ms Max. Time at minimum supply voltage to be 0s
Frequency aging f_aging ±5 × 10-6 / year Max. +25°C, VCC=5.0V / 3.3V, First year

Product name (Standard form)

External dimensions

dimension(Unit: mm)

Footprint (Recommended)

footprint(Unit: mm)

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