SM421 مماثلة

• SM420
  • 5 V, +/-100 ppm, CMOS crystal clock oscillator
• SM421
  • 5 V, +/-50 ppm, CMOS crystal clock oscillator
• SM427
  • 5 V, +/-25 ppm, CMOS crystal clock oscillator
• SM429
  • 5 V, customer specific, CMOS crystal clock oscillator
• SM42B
  • 5 V, +/-50 ppm, CMOS crystal clock oscillator