इसी प्रकार केSM1520

• SM1520
  • 5 V, +/-100 ppm, TTL crystal clock oscillator
• SM1521
  • 5 V, +/-50 ppm, TTL crystal clock oscillator
• SM1527
  • 5 V, +/-25 ppm, TTL crystal clock oscillator
• SM1529
  • 5 V, customer specific, TTL crystal clock oscillator
• SM152A
  • 5 V, +/-20 ppm, TTL crystal clock oscillator
• SM152B
  • 5 V, +/-50 ppm, TTL crystal clock oscillator
• SM152C
  • 5 V, +/-100 ppm, TTL crystal clock oscillator
• SM1530
  • 5 V, +/-100 ppm, TTL crystal clock oscillator