Quartz Crystal Units 212SMX STANDARD 32.768kHz SMD CRYSTALS STANDARD SPECIFICATIONS Symbol Part number P/N 212SMX Frequency tolerance (at +25゜ C) ∆f/F Load capacitance CL 0.0055 gm (wt.) 212SMX 2.0±0.05 1.2±0.05 Equivalent series resistance H Height(H) Package 212SMX 0.55±0.05 mm Standard 212SMXL 0.30±0.05 mm Option 0.5 1.0 0.5 <Top View> ESR Drive level P Turnover temperature Tt 0.1 μW (0.5 μW for max.) +25゜ C ±5゜ C Temperature coefficient β C2, Typical -0.034 ppm / ゜ Quality factor Q 20000 min. Shunt capacitance C0 1.2 pF, Typical Motional capacitance C1 0.003 pF, Typical γ Capacitance ratio SOLDERING PATTERN 1.4 1.3 XY-CUT (ppm) 0 -20 -40 ∆f/F Insulation resistance Ri 500 MΩ min. at 100V DC ±15V XY-Cut Operating temperature range To C to +85゜ C -40゜ Storage temperature range Ts Shock resistance ∆f/F C to +125゜ C -55゜ ±5 ppm max. Vibration resistance ∆f/F ±5 ppm max. IR reflow resistance ∆f/F ±10 ppm max. 10 seconds max. at +250゜ C ±10゜ C Reflow condition -60 -80 ( * ) N o pat t er n pat h under neath the 212SMX -100 -120 PACKAGE DATA -140 -160 -40 -25 -10 +5 +20 +35 +50 +65 +80 C) +110 (゜ TYPICAL TEMPERATURE CHARACTERISTICS TAPE SPECIFICATIONS ∅ 1.5 + 0 -0 .1 2.0±0.1 A C D L 1.75±0.1 4.0±0.1 B J M Package Lid 212SMX Metal Base Ceramic Item Sealing Seam Terminal Tungsten (metalized) Terminal plating F A B C D F J L M Reel Dia. Qty/Reel 2.25 1.45 8.0 3.5 4.0 1.0 0.25 0.75 180 3000pcs RoHS MCF ∆f/f Aging (for first year) 400, Typical ±3 ppm max. at +25゜ C ±3゜ C Cut 0.8 32.768 kHz AA : ±10 ppm A : ±15 ppm B : ±20 ppm C : ±30 ppm (Standard) 12.5 pF : 212M327 (Standard) 9.0 pF : 212M327-9 7.0 pF : 212M327-7 90k Ω max. (To : -40゜ C to +85゜ C) CLK OSC Actual size Actual size F VCXO Nominal frequency TCXO Package Type Specifications 212M327* XTAL Item OCXO 212SMX Gold / Nickel (surface) / (under) Compliant (Pb-free) 59