RSM200S-32.768-12.5-TR-NPB

## **SURFACE MOUNT TUNING FORK CRYSTAL** 

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## **RSM200S-32.768-12.5-TR-NPB** 

##  **SPECIFICATIONS** 

|**PARAMETER**|**VALUE**|
|---|---|
|NOMINAL FREQUENCY|32.768 KHz|
|FREQUENCY TOLERANCE AT 25°C|±20 PPM MAXIMUM|
|TURNOVER TEMPERATURE|+25°C ±5°C|
|PARABOLIC CURVATURE CONSTANT|(-0.034 ±0.006)PPM/°C2|
|OPERATING TEMPERATURE RANGE|-40°C TO +85°C|
|STORAGE TEMPERATURE RANGE|-55°C TO +125°C|
|AGING(FIRST YEAR)|±3 PPM MAXIMUM|
|LOAD CAPACITANCE|12.5pF|
|EQUIVALENT SERIES RESISTANCE|50K OHMS MAXIMUM|
|SHUNT CAPACITANCE|1.35pF TYPICAL|
|MOTIONAL CAPACITANCE|0.003pF TYPICAL|
|CAPACITANCE RATIO|450 TYPICAL|
|DRIVE LEVEL|1µW MAXIMUM|
|INSULATION RESISTANCE|500 MOHM MINIMUM|



##  **MECHANICAL SPECIFICATION** 

##  **CARRIER TAPE DIMENSIONS** 

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**NOTE: REFER TO EIA-481 FOR DIMENSIONS** 

##  **PACKAGING** 

178 mm REEL DIAMETER 8 mm TAPE WIDTH, 4 mm PITCH QUANTITY: 3000 PIECES PER REEL 

IN ACCORDANCE WITH EIA-481 

RALTRON ELECTRONICS  10400 N.W . 33 ~~[r d  ]~~ STREET  Miami, Florida 33172  U.S.A. Telephone: 305-593-6033   Fax: 305-594-3973    e-mail: sales@raltron.com    web site: http://www.raltron.com 

## **SURFACE MOUNT TUNING FORK CRYSTAL** 

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## **RSM200S-32.768-12.5-TR-NPB** 

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||||
|---|---|---|
||REFLOW PROFILE|
|tP|
|TP|
|Critical Zone|
|Ramp-up|TL to TP|
|TL|
|tL|
|TSMAX|
|Temp.|
|[°C]|
|Ramp-down|
|TSMIN|
|tS Preheat|
|,|
|a|
|Time [sec]|
|t[25°C] to Peak|
|Reflow profile|
|Temperature Min Preheat|TSMIN|150°C|
|Temperature Max Preheat|TSMAX|200°C|
|Time (TSMIN to TSMAX)|tS|60-180 sec.|
|Temperature|TL|217°C|
|Peak Temperature|TP|260°C|
|Ramp-up rate|RUP|3°C/sec max.|
|Ramp-down rate|RDOWN|6°C/sec max.|
|Time within 5°C of Peak Temperature|tP|10 sec.|
|Time t[25°C] to Peak Temperature|t[25°C] to Peak|480 sec.|
|Time|tL|60-150 sec.|

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##  **ENVIRONMENTAL** 

**PARAMETER VALUE** MOISTURE SENSITIVITY LEVEL 1 RoHS 5/6  –  EXEMPTION 7A REACH SVHC COMPLIANT Compliant HALOGEN-FREE COMPLIANT ESD CLASSIFICATION LEVEL N/A TERMINATION FINISH Sn UNIT WEIGHT (GRAMS) 0.14 ~~———~~ = RALTRON ELECTRONICS  10400 N.W . 33 ~~[r d  ]~~ STREET  Miami, Florida 33172  U.S.A. Telephone: 305-593-6033   Fax: 305-594-3973    e-mail: sales@raltron.com    web site: http://www.raltron.com 

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## **SURFACE MOUNT TUNING FORK CRYSTAL** 

## **RSM200S-32.768-12.5-TR-NPB** 

##  **MARKING** 

x3FmyR 

x – Internal Production ID code m – Month code y – Year code 

|MONTH CODE|MONTH CODE|MONTH CODE|
|---|---|---|
|MONTH||CODE|
|JANUARY<br>A|||
|FEBRUARY<br>B|||
|MARCH<br>C|||
|APRIL<br>D|||
|MAY|E||
|JUNE<br>F|||
|JULY|G||
|AUGUST<br>H|||
|SEPTEMBER<br>J|||
|OCTOBER<br>K|||
|NOVEMBER<br>L|||
|DECEMBER<br>M|||



|**YEARCODE**|**YEARCODE**|
|---|---|
|**Year**|**Code**|
|2011|1|
|2012|2|
|2013|3|
|2014|4|
|2015|5|
|2016|6|
|2017|7|
|2018|8|
|2019|9|



##  **APPROVAL** 

Drawn By: FP, 16 April 2014 Approved By: FP, 16 April 2014 Revision: A, Initial Release ~~[———]~~ 

RALTRON ELECTRONICS  10400 N.W . 33 ~~[r d  ]~~ STREET  Miami, Florida 33172  U.S.A. Telephone: 305-593-6033   Fax: 305-594-3973    e-mail: sales@raltron.com    web site: http://www.raltron.com