TUNING FORK CRYSTAL Housing ECX-306X/306IX crystal made from same
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ECX-306X/306IX
TUNING FORK CRYSTAL
Housing ECX-306X/306IX crystal made from same thermoplastic that industry standard integrated circuits. This ruggedized molded package excellent applications.
profile Long term stability Industry standard footprint Excellent shock resistance Excellent environmental characteristics Tape Reel (3,000 pcs) RoHS Compliant Exemption High Temp Solder
PART NUMBERING GUIDE "EXAMPLE"
MANUFACTURER FREQUENCY .327 LOAD CAPACITANCE 12.5 PACKAGE TYPE**
Package Type examples (-17X= ECX-306,X 17IX= ECX-306IX)
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS NOMINAL FREQUENCY LOAD CAPACITANCE DRIVE LEVEL CALIBRATION TOLERANCE EQUIVALENT SERIES RESISTANCE TEMPERATURE COEFFICIENT OPERATING TEMPERATURE RANGE MAX. OPERATING TEMPERATURE RANGE FACTOR TURNOVER TEMPERATURE STORAGE TEMPERATURE RANGE INSULATION RESISTANCE SHUNT CAPACITANCE MOTIONAL CAPACITANCE AGING (FIRST YEAR) 25°C TOPR TSTG f/fo ECX-306/306 32.768 12.5 Standard (6.0 Optional) max. max. -0.040 PPM/°C2 max. 50,000 min. +125 500M min./ 100V 1.35 typical 0.003 typical max. +25°C UNITS PPM/(C°)
PACKAGE DIMENSIONS (mm)
RECOMMENDED OSCILLATION CIRCUIT
Max.
Max.
Max.
Max.
Max.
Max.
(0.9 ypic
1.15
Figure ECX-306 Top, Side views with connections
Figure ECX-306I Top, Side views with connections
ELECTRICAL CHARACTERISTICS 4069P 330K required) 22pF, 22pF 3.0V
this circuit, drive level with maximum recommended. excessive drive applied, irregular oscillation quartz element fractures occur.
PARABOLIC TEMPERATURE CURVE
(°C)
Figure ECX-306/306 Land Pattern view
(PPM)
determine frequency stability, parabolic curvature. example: What stability 45°C? Change (°C) 20°C Change frequency -0.04 -0.04 (20) -16.0
ECS, INC. INTERNATIONAL 1105 RIDGEVIEW, OLATHE, 66062 913-782-7787 800-237-1041 913-782-6991 WWW.ECSXTAL.COM CRYSTALS CRYSTALS
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