First line: ACT630SMX-2/4 ACT630SMX-2/4 family cost, pad, high quality, aging 6x3.5mm Crystal ceramic base metal package, seam welded good long term reliability. device grounded package reduce issues. wide frequency range specification options ensure suitability many applications. APPLICATIONS: Wireless, Audio-Abstract: .. The ACT630SMX-2/4 family is a low cost, 2/4 pad, high quality, low aging 6x3.5mm SMD Crystal in a ceramic base / metal lid package, seam welded for good long term reliability. The 4 pad device has .. Tags: smd 4 pad crystalACT630SMX-2 4