Ceramic Resonator
Series Number Package Description Last Modified
681 ~ 682 ZTACR / ZTTCR Ceramic SMD Resonator Jan. 01 2007
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FEATURES
- Extended temperature range
- Utlra Small SMD Ceramic Resonator
- High stability
- RoHs Compliant
Ultra small SMD ceramic resonator
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OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
Series No. Type Fig Frequency Range* Frequency Accuracy Stability in Temperature Aging for Ten Years
 (MHz) @ 25° (MHz) -20° ~ +80°C -
681 ZTACR 1 4.0 ~ 8.0 ±0.5% ±0.3% ±0.3%
682 ZTTCR 2 4.0 ~ 8.0
*Otherr Freq. Avail. Contact Oscilent for assistance.
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drawing of ZTACR SMD resonator specdesign drawing of ZTTCR SMD Ceramic Resonator
Test Circuit IC
Freq. 4.0 ~ 8.0 MHz: IC: 1/6TC4069UBPx2
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VALUES OF C1 & C2
Frequency Range (MHz) C1 (pF) C2 (pF)
4.0 ~ 8.0 10 10
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PART NUMBER GUIDE
Part Number Frequency Load Capacitance Frequency Accuracy ( % ) Operating 
Temp ( °C )		 Packaging**
682 - 4.0M - 30 - 03 W - TR
681 = ZTACR
682 = ZTTCR
e.g. -4.0M = 4.00 MHz
Std. Range = 20.0 ~ 50 MHz
Other Freq. Avail. Contact Oscilent for assistance.
Blank* = Standard as shown in above Table
or Fill in the blank e.g 30 = 30pF
Blank* = ±0.5%
-03 = ±0.3%
Blank* = -20 ~ +80
-N = -40 ~ +85
-W = -40 ~ +125
Blank* = Bulk
-TR = Tape/ Reel
NOTE: Deviations on all parameters available.  Please consult Oscilent for details.
DEFINITIONS: Click on the characteristic names above, for definitions of the particular characteristic.
*STANDARDS: "Blank" part number selections, indicate standard variables for the particular characteristic.
**PACKAGING: Click on the packaging name above for tape/reel specifications
Series No.:
681 to 682

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