ZM-206 Tuning Fork Crystal Units Electrical Specifications: ITEM Specification Nominal Frequency 32.768KHz Storage Temperature Range -55C to +125C Operating Temperature Range -40C to +85C Frequency tolerance +/-20 ppm Resonance Resistance(R) 50K max. Load Capacitance(CL) Series Resistance 12.50pF 50K Ωmax Shunt Capacitance (Co) 2.0 pF TYP Motional capacitance(c1) 4.0 fF TYP Drive Level 1 uW max Aging +/-5ppm/year @25C Insulation Resistance 500M min at DC 100V Mechanical Dimensions (mm): Electrade arrangement 8.00 Max. 3# 3.80 Max. 4# 2# 1# 4# 3# 1# 2# 2.50 Max. 5.50 0.90 0.50 0.50 http://www.luguang.cn mail:[email protected] ZM-206 Tuning Fork Crystal Units Electrade arrangement 8.00 Max. 3# 3.80 Max. 4# 2# 1# 4# 3# 1# 2# 2.50 Max. 5.50 0.90 0.50 0.50 tape dimension Max 3° Max 3° Reel dimension Solding Cordition temp. ℃ 5~10sec. 245℃max. 30sec. △T=2~5℃/Sec. △T=1~4℃ /SEC. 60sec.Min. Preheating 230sec.Max. Soldering Slow cooling Duration(sec.) http://www.luguang.cn mail:[email protected]