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洽詢表單

醫療

產品特色
穩定性高
安全工作溫度
Low ESR
RoHs認證
CRYSTAL UNITS
CYLINDER TUNING FORK CRYSTAL
ACTUAL SIZE:
D26N SERIES
CRYSTAL UNITS
APPLICATIONS
Real Time Clock
Consumer Electronics
Ideal For Low Cost SMD Applications
FEATURES
Designed For Time Of Day Clocks Applications
Small Compact Size With Performacne And Economy
Excellent Shock And Environmental Characteristics
Specification
MODEL
FREQUENCY
FREQUENCY RANGE KHz 32.768
FREQUENCY TOLERANCE ( 25°C ) ppm ± 10 ~ ± 20
PARABOLIC CURVATURE CONSTANT* ppm / °C² -0.034 Typ.
ENVIRONMENTAL CONDITION
OPERATING TEMPERATURE RANGE °C - 20 ~ + 70 Or - 40 ~ + 85
STORAGE TEMPERATURE RANGE °C - 40 ~ + 85
AGING / YEAR ppm ± 5
ELECTRICAL SPECIFICATIONS
TEST CIRCUIT    S&A 250B With π Fixture
LOAD CAPACITANCE pF 6pF to 12.5pF
DRIVE LEVEL uW 1.0 Max.
EQUIVALENT SERIES RESISTANCE Ω 40K Max.
SHUNT CAPACITANCE pF 1.40 Typ.
MOTIONAL CAPACITANCE fF 2.8 Typ.
INSULATION RESISTANCE Ω 500M Min.
*Frequency stability is given as ΔF/F₀=K*(T-T₀)², where K is parabolic curvature constant.
**Specification subject to change without notice.
Dimension(mm)
D26N SERIES