RT3215-32.768-6-EXT-TR 数据手册
SURFACE MOUNT MICROPROCESSOR CRYSTAL
Page 1 of 4
RT3215-32.768-6-EXT-TR Rev C
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SPECIFICATIONS
PARAMETER
NOMINAL FREQUENCY
FREQUENCY TOLERANCE AT 25°C
TURNOVER TEMPERATURE
TEMPERATURE COEFFICIENT
SHUNT CAPACITANCE
LOAD CAPACITANCE
EQUIVALENT SERIES RESISTANCE
DRIVE LEVEL
AGING
VALUE
32.768 KHz
±20 ppm max
+25 ± 5°C
-0.04 x 10-6 / °C2 max
1.5 pF typ
6 pF
65 K max
0.5 µW max
±3 ppm first year max
OPERATING TEMPERATURE RANGE
-40°C to +85°C
STORAGE TEMPERATURE RANGE
MOTIONAL CAPACITANCE
INSULATION RESISTANCE
-55°C to +125°C
6.7 fF typ
500 MΩ max
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MECHANICAL SPECIFICATION
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CARRIER TAPE DIMENSIONS
NOTE: REFER TO EIA-481 FOR DIMENSIONS
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PACKAGING
180 mm REEL DIAMETER
12 mm TAPE WIDTH, 4 mm PITCH
QUANTITY: 3000 PIECES PER REEL
IN ACCORDANCE WITH EIA-481
RALTRON ELECTRONICS ▪ 10400 N.W. 33rd 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 MICROPROCESSOR CRYSTAL
Page 2 of 4
RT3215-32.768-6-EXT-TR Rev C
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REFLOW PROFILE
tP
TP
Critical Zone
TL to TP
Ramp-up
TL
tL
TSMAX
Temp.
[°C]
TSMIN
Ramp-down
tS Preheat
Time [sec]
t[25°C] to Peak
Reflow profile
Temperature Min Preheat
Temperature Max Preheat
Time (TSMIN to TSMAX)
Temperature
Peak Temperature
Ramp-up rate
Ramp-down rate
Time within 5°C of Peak Temperature
Time t[25°C] to Peak Temperature
Time
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TSMIN
TSMAX
tS
TL
TP
RUP
RDOWN
tP
t[25°C] to Peak
tL
125°C
150°C
60-180 sec.
217°C
260°C
3°C/sec max.
6°C/sec max.
10 sec.
480 sec.
60-150 sec.
ENVIRONMENTAL
PARAMETER
MOISTURE SENSITIVITY LEVEL
RoHS
REACH SVHC
HALOGEN-FREE
ESD CLASSIFICATION LEVEL
TERMINATION FINISH
VALUE
1
Compliant
Compliant
Compliant
N/A
Au
RALTRON ELECTRONICS ▪ 10400 N.W. 33rd 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 MICROPROCESSOR CRYSTAL
Page 3 of 4
RT3215-32.768-6-EXT-TR Rev C
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MARKING
Xywwx
X – Internal Production ID code (J, R, T, Y, M, R, N)
y – Year code
ww – Week code
x – 1 or 2 digits as Lot code
ymxxx
y – Year code
m – Month code, Jan ~ Sep: 1 ~ 9, Oct: X Nov: Y Dec: Z
xxx – Lot code
XLzymd
X – Internal Production ID code (J, R, T, Y, M, R, N)
L – Load capacitance code (A: 12.5pF B: 9pF C: 7pF Z: others )
z – Lot code
y – Year code
m – Month code, Jan ~ Sep: 1 ~ 9, Oct: X Nov: Y Dec: Z
d – Day code
xx
XzymFxx
X – Internal Production ID code (J, R, T, Y, M, R, N)
z – Frequency code
y – Year code
m – Month code, Jan ~ Sep: 1 ~ 9, Oct: X Nov: Y Dec: Z
xx
xx – Lot code
RALTRON ELECTRONICS ▪ 10400 N.W. 33rd 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 MICROPROCESSOR CRYSTAL
Page 4 of 4
RT3215-32.768-6-EXT-TR Rev C
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APPROVAL
Drawn By:
Approved By:
Revision:
KJackson, January 12, 2015
KJackson, January 12, 2015
A, Initial Release
B, Updated to current spec levels KJ
5/17/18
B, carrier tape dimensions
KJ 5/17/18
C, Updated the Current Revision Levels
AR 2/18/2021
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
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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. 33rd 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