CLOCK OSCILLATOR
Page 1 of 3
COM1305-27.000-TR
◼
ELECTRICAL SPECIFICATION
PARAMETER
Nominal Frequency
Supply Voltage
Supply Current, max
Operating Temperature
Storage Temperature
Frequency Stability
Output Voltage
SYMBOL
◼
VALUE
UNIT
Ta=25°C
27.000
MHz
VCC
IS
Ta
VCC ±10%
Ta=25°C
3.3
10
-20 ~ +70
VDC
mA
-55 ~ +125
C
±50
ppm
C
T(stg)
Absolute max
f /f o
Inclusive of 25°C Tolerance and Changes due to
Operating Temperature, Supply Voltage, Load,
Aging
VOL
Logic “0” Level
0.1 x Vcc
VDC
VOH
Logic “1” Level
0.9 x Vcc
VDC
Output Load
Enable / Disable Function
E/D
Symmetry (Duty Cycle)
Rise Time and Fall Time
Start-up Time, max
DC
tr / tf
ts
Standby Current
Phase Jitter, max
CONDITIONS
fo
I(std)
J
CMOS Output
Pin 1: N.C. (Open) or High
Pin 1: Low
@50% Vdd
@10% to 90% Vdd
VOUT ≥ 90% V P-P
1, 12kHz < Fj < 20MHz
15
pF
Pin 3 – Oscillation (Enabled)
Pin 3 – High Impedance (Disabled)
40 ~ 60
%
5
ns
10
ms
10
1
μA
ps
MECHANICAL SPECIFICATION
NOTE: A capacitor of 0.01 µF between Vcc and Ground is recommended
R ALT R O N ELEC T R O N I C S ▪ 10400 N . W . 33 r d St r eet ▪ M i am i , Fl or i da 33172 ▪ U . S. A.
Telephone: +1-305-593-6033 ▪ Fax: +1-305-594-3973 ▪ e-mail: sales@raltron.com ▪ web: http://www.raltron.com
CLOCK OSCILLATOR
Page 2 of 3
COM1305-27.000-TR
◼
REFLOW PROFILE
tP
TP
Critical Zone
TL to TP
Ramp-up
TL
tL
T SMAX
Temp.
[°C]
T SMIN
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
◼
TSMIN
TSMAX
tS
TL
TP
RUP
RDOWN
tP
t[25°C] to Peak
tL
150°C
200°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
TERMINATION FINISH
VALUE
1
Compliant
Compliant
Compliant
Au
R ALT R O N ELEC T R O N I C S ▪ 10400 N . W . 33 r d St r eet ▪ M i am i , Fl or i da 33172 ▪ U . S. A.
Telephone: +1-305-593-6033 ▪ Fax: +1-305-594-3973 ▪ e-mail: sales@raltron.com ▪ web: http://www.raltron.com
CLOCK OSCILLATOR
Page 3 of 3
COM1305-27.000-TR
◼
MARKING
Rx27.000
•3Byw
x – 1 or 2 digits as Internal Production ID code
y – Year code
w – Week code
YEAR CODE
Year
Code
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
Week
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
◼
8
9
0
1
2
3
4
5
6
7
8
9
ALPHA WEEK CODE TABLE
Code
Week
Code
Week
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
s
t
u
v
w
x
y
z
A
B
C
D
E
F
G
H
I
J
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
Code
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
APPROVAL
RALTRON
DRAWN BY:
APPROVED BY:
REVISION:
YLi, June 5, 2020
CP, June 5, 2020
A, Initial Release
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.
R ALT R O N ELEC T R O N I C S ▪ 10400 N . W . 33 r d St r eet ▪ M i am i , Fl or i da 33172 ▪ U . S. A.
Telephone: +1-305-593-6033 ▪ Fax: +1-305-594-3973 ▪ e-mail: sales@raltron.com ▪ web: http://www.raltron.com
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