NDK was one of the very first clock quartz crystal manufacturers and remains a market giant today.

To following is a brief overview of NDK’s NX3215SA 32.768KHz tuning fork crystal:
 - Ultra-compact dimensions: 3.2mm X 1.5mm X 0.8mm
 - The NX3215SB version offers a height of only 0.55mm (3.2mm×1.5mm×0.55mm)
 - Minimal weight: 19mg typical
 - Operating temperature range: -40°C to +125°C
 - Excellent vibration/shock resistance thanks to a metal lid
 - Lead-free soldering
 - Conforms to AEC-Q200
 - Packaging: Reels of 1000 or 2000 pieces
NDK currently manufactures 20 million units per month, and the number is still growing!

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