RT2012-32.768-7-TR

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**RT2012-32.768-7-TR** 

## **ELECTRICAL SPECIFICATIONS** 

|**PARAMETER**|**VALUE**||
|---|---|---|
|NOMINAL FREQUENCY|32.768 kHz||
|FREQUENCY TOLERANCE AT 25°C|±20ppm max||
|TURNOVER TEMPERATURE|25°C ± 5°C||
|PARABOLIC CURVATURE CONSTANT|-0.034ppm/Δ°C2||
|LOAD CAPACITANCE|7pF||
|EQUIVALENT SERIES RESISTANCE|90K Ω max||
|DRIVE LEVEL|1.0µW max||
|SHUNT CAPACITANCE|1.5pF typ||
|AGING(FIRST YEAR)|±3ppm firstyear max||
|INSULATION RESISTANCE|500M Ω min||
|OPERATING TEMPERATURE RANGE|-40°C to +85°C||
|STORAGE TEMPERATURE RANGE|-55°C to +125°C||



## **MECHANICAL SPECIFICATION** 

RALTRON ELECTRONICS ▪ 10400 N.W. 33[r d  ] STREET ▪ Miami, Florida 33172 ▪ U.S.A. Telephone: +1-305-593-6033 ▪  Fax: +1-305-594-3973  ▪  e-mail: sales@raltron.com  ▪  web site: http://www.raltron.com 

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**REFLOW PROFILE** 

## **RT2012-32.768-7-TR** 

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



• **ENVIRONMENTAL** 

|**PARAMETER**<br>~~———~~|**VALUE**<br>~~———=~~|
|---|---|
|MOISTURE SENSITIVITY LEVEL<br>~~———~~|1<br>~~———=~~|
|RoHS<br>~~———~~|5/6 Compliant,Exemption 7a<br>~~———=~~|
|REACH SVHC<br>~~———~~|Compliant<br>~~———=~~|
|HALOGEN-FREE<br>~~———~~|Compliant<br>~~———=~~|
|ESD CLASSIFICATION LEVEL<br>~~———~~|N/A<br>~~———=~~|
|TERMINATION FINISH<br>~~———~~|Sn<br>~~———=~~|



RALTRON ELECTRONICS ▪ 10400 N.W. 33[r d  ] STREET ▪ Miami, Florida 33172 ▪ U.S.A. Telephone: +1-305-593-6033 ▪  Fax: +1-305-594-3973  ▪  e-mail: sales@raltron.com  ▪  web site: http://www.raltron.com 

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## **TUNING FORK CRYSTAL** 

**RT2012-32.768-7-TR** 

## • **APPROVAL** 

|DRAWN BY:|KJackson,April 1,2015|
|---|---|
|APPROVED BY:|KJackson, April 1, 2015|
|REVISION:|A,Initial Release|
||B, Updated to current spec<br>levels KJ 9/28/20|



Raltron Electronics / RAMI Technology USA, LLC, including its affiliates, employees, agents and other persons acting on  its behalf (collectively Raltron/RAMI Tech), disclaim any and all liability for any errors or inaccuracies contained in this data sheet.  While Raltron/RAMI Tech has made every reasonable effort ensure the accuracy of all product information, specifications and data contained herein, Raltron/RAMI Tech does not guarantee that the information is accurate, reliable or current.   The product information is provided only for reference purposes only and is subject to change, correction or revision, at any time without notice.  Raltron/RAMI Tech does not assume any liability arising out of an application or use of any product described herein and disclaims any warranties expressed or implied.  The user of products in such applications shall assume all risks of such use and will agree to hold Raltron/RAMI Tech, harmless against all damages. Copyright © 2016, Raltron Electronics / RAMI Technology USA, LLC.  All rights reserved. No part of this document may be reproduced in any form without the prior written permission of Raltron Electronics / RAMI Technology USA, LLC. 

RALTRON ELECTRONICS ▪ 10400 N.W. 33[r d  ] STREET ▪ Miami, Florida 33172 ▪ U.S.A. Telephone: +1-305-593-6033 ▪  Fax: +1-305-594-3973  ▪  e-mail: sales@raltron.com  ▪  web site: http://www.raltron.com