Customer Name
Customer P/N
Frequency
:
:
:
25.000000
MHz
Aker Approved P/N
:
SMB-025000-7CL4TL
Aker MPN
Rev.
ISSUE DATE
:
SMB-025000-7CL4TL
:
1
:
Nov.26.2019
APPROVED
Tin
CHECKED
PREPARED
Sandy
APPROVED BY CUSTOMER
AKER TECHNOLOGY CO., LTD.
ADDRESS : NO 11-3, Jianguo Rd., T.E.P.Z ,Tanzi Dist., Taichung City 427, Taiwan.
FAX
：
886-4-25336011
TEL：886-4-25335978
Web: www.aker.com.tw
RoHS compliant
CUST. P/N
Aker Approved P/N
APPROVED
PREPARED
:
:
:
:
SMB-025000-7CL4TL
Tin
SHEET : 1 of 10
Sandy
REV . : 1
Rev.
1
Date
2019/11/26
Reviser
Sandy
Revise contents
Initial Released
CUST. P/N
Aker Approved P/N
APPROVED
PREPARED
:
:
:
:
SMB-025000-7CL4TL
Tin
SHEET : 2 of 10
Sandy
REV . : 1
SMD CRYSTAL OSCILLATOR
1 . ELECTRICAL CHARACTERISTICS
Standard atmospheric conditions
Unless otherwise specified , the standard range of atmospheric conditions for making measurement
and tests are as follow :
Ambient temperature
:
25±5℃
Relative humidity
:
40%~70%
If there is any doubt about the results , measurement shall be made within the following limits :
Ambient temperature
:
25±3℃
Relative humidity
:
40%~70%
AKER Model : SMB-751
Cutting Model : AT CUT
Parameters
Nominal Frequency
Frequency Stability
Supply Voltage
Output Load CMOS
Aging
Enable Control
Operating Temperature
Storage Temperature Range
Output Voltage High
Output Voltage Low
Input Current
Standby Current
Rise Time
Fall Time
Symmetry (Duty ratio)
Start-up Time
Enable Voltage High
Disable Voltage Low
Output Enable Delay Time
Output Disable Delay Time
Phase Jitter RMS
*Please kindly be noted that AKER DO NOT guarantee parts quality which involves human security application.*
Electrical Spec
Symbol Min.
Notes
Typ.
Max.
Units.
25.000000
MHz
±25
ppm
V
CC
3.3±10%
V
CL
15
pF
±3
ppm First Year
Yes
Pad 1
-40
25
85
℃
-55
~
125
℃
VoH
90%V
DD
V
VoL
10%V
DD
V
Icc
12
mA
Is
T
10
µA
Tr
10
ns 10%~90%V
DD
Level
Tf
10
ns 10%~90%V
DD
Level
TH/T
40
~
60
%
Tosc
10
ms
Vhi
70%V
DD
V
Vlo
30%V
DD
V
T on
10
ms
T off
150
ns
1
ps 12KHz~5MHz
CUST. P/N
Aker Approved P/N
APPROVED
PREPARED
:
:
:
:
SMB-025000-7CL4TL
Tin
SHEET : 3 of 10
Sandy
REV . : 1
2 . C - MOS LOAD OUTPUT WAVEFORM
Tf
"1"Level
Tr
VDD
90% VDD
50% VDD
10% VDD
GND
"0"Level
TW
T
3 . C - MOS LOAD TEST CIRCUIT
CMOS
+
A
+
DC
Power
Supply
#4 #3
T.P.
+
#1 #2
V
0.01
µF
CL
***Because SMA series has no by pass capacitor.
So,we recommend our customer to use capacitor 0.01
µF
in join Vcc and GND.
CUST. P/N
Aker Approved P/N
APPROVED
PREPARED
:
:
:
:
SMB-025000-7CL4TL
Tin
SHEET : 4 of 10
Sandy
REV . : 1
4 . MARKING :
L
25.000
●
AKER AL
Pin1
AKER LOGO.
Production line code
Voltage Note1 & FREQUENCY
Year/Month Code：Please make refer to following tables.
5 . DIMENSION :
<TOP>
7.0 ± 0.15
#4
5.0 ± 0.15
#3
<SIDE>
Ceramic Base
Metal Lid
( UNIT : mm )
AKER
#1
#2
1.4 Max.
<BOTTOM>
5.08
#1
#2
<SUGGESTED LAYOUT>
5.08
2.60
1.1
4.20
#4
1.4
#3
1.8
2.0
stm32/stm8
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