參數(shù)資料
型號： PH32768T
廠商： EUROQUARTZ LTD
元件分類： 晶體
英文描述： QUARTZ CRYSTAL RESONATOR, 0.032768 MHz
封裝： ULTRA MINIATURE PACKAGE-2
文件頁數(shù)： 1/1頁
文件大?。?/td> 75K
代理商： PH32768T
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 1460 230000 Fax: +44 1460 230001 email: info@euroquartz.co.uk web: www.euroquartz.co.uk
SURFACE-MOUNT CRYSTALS
Nominal Frequency:
32.7680kHz
Calibration Tolerance at 25C:
±20ppm or ±50ppm (standard)
Load Capacitance (CL):
12.5pF standard or 7pf
Equivalent Series Resistance (R1)
65kW
Drive Level:
0.5mW max.
Temperature Coefficient:
-0.04ppm/°C2
Peak Temperature:
+25°C±5°C
Shunt Capacitance (C0):
0.8pF typical
Motional Capacitance (C1):
1.9fF typical
Ageing at 25°C:
±3ppm maximum, first year
Insulation Resistance:
500MW minimum @100VDC
Crystal Cut:
X-Cut
Operating Temperature Range:
-40° to 85°C
Storage Temperature Range:
-55° to +125°C
Reflow Soldering:
10s maximum @+260°C, twice
or <230°C for 180s.
Packaging:
16mm EIA Tape and Reel
3000 pieces per reel.
Frequency 32.7680kHz
Ultra-miniature size 5.0 x 1.9 x 0.9mm (height)
Low mass and rugged construction
Supplied on tape and reel
FC CRYSTALS
5.0mm x 1.9mm x 0.9mm
FEATURES
OUTLINES AND DIMENSIONS
GENERAL SPECIFICATION
DESCRIPTION
FC crystals are ultra-miniature surface-mount crystals specifically designed
to provide 32.768kHz for real-time clocks. With their ultra-small size and
rugged construction they are ideal for battery-powered, hand held
miniature equipment applications.
PART NUMBERS
Frequency
(kHz)
Load
Capacitance
Part
Number
Tolerance ±ppm/
Temp. Range °C
32.768
12.5pF
PH32768S
±20/-40+85
65k
32.768
7pF
PH32768T
±20/-40+85
65k
ESR Max.
(W)
STABILITY/TEMPERATURE PERFORMANCE
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