Termékek solitaire gyémánt (3)
AG SMD Kristály
AG crystals are ultra-miniature SMD components specifically designed to provide 32.768kHz for real-time clocks. Their ultra-small size and rugged construction make them suitable for a wide range of applications including battery powered, hand-held equipment and any application requiring miniaturization
Frequency 32.7680kHz (also 75kHz)
Ultra-miniature size 7.0 x 1.5 x 1.4mm SMD
Low mass and rugged construction
Supplied taped and reeled
Suitable for a wide range of real-time clock applications
Nominal Frequency:32.7680kHz and 75.0kHz
Calibration Tolerance:±20ppm of ±50ppm (standard)
Load Capacitance:12.5pF standard or 7pF
Equivalent Series Resistance 32.768kHz:65kΩ maximum
75.0kHz:30kΩ maximum
Drive Level:1.0µW max, 0.5µW operating
Parabolic Coefficient:-0.04ppm/°C2 maximum
Peak Temperature:+25°C
Shunt Capacitance (C0):0.8pF typical
Motional Capacitance (C1):1.9fF typical
Ageing:±3ppm /year max. at +25°C
Insulation Resistance:500MΩ min. @100VDC
Crystal Cut:X-Cut
Operating Temperature Range:-40° to +85°C
Storage Temperature Range:55°C to +125°C
Reflow Soldering:10s max. @+260°C twice or <230°C for 3 minutes
RoHS Status:RoHS Compliant, pB free
Packaging:16mm EIA tape and reel 3000 pieces per reel
HC49 - CLIP Kristály
A HC49 crystal with formed leads and clip for SMD application. Available in fundamental and 3rd, 5th 7th and 9th overtones. Close tolerances and specifications available.
Low-cost, industry-standard crystal unit formed for SMD
Available with close tolerances
Frequency range 1.0MHz to 200MHz
Specifications fully customisable
Frequency Range:1.0MHz to 200MHz
SL-Cut (<1.3MHz):from ±100ppm -10° to +60°C AT-Cut (>1.3MHz): from ±3ppm 0° to +50°C
Shunt Capacitance (C0):4pF typical, 7pF maximum
Load Capacitance (CL):Series or from 8pF to 32pF (Customer specified CL)
Ageing:±3ppm maximum, 1st year, ±1ppm per year thereafter
Drive Level:100µW typical., 500µW max
Crystal Holder:Resistance-weld hermetic seal
Supply format:Bulk pack or 'Ammo Pak' tape