SM55J Series 1.8 V
CMOS Clock Oscillators
March 2013
• Pletronics’ SM55J Series is a quartz crystal
controlled precision square wave generator with a
CMOS output.
• The package is designed for high density surface
m ount designs.
• This is a low cost m ass produced oscillator.
• Tape and Reel or cut tape packaging is available.
40 to 135 MHz
3.2 x 5 m m LCC Ceram ic Package
Enable/Disable Function
Disable function includes low standby power
m ode
• 3
rd
Overtone Crystals used
• Low Jitter
•
•
•
•
PRELIMINARY
Pletronics Inc. certifies this device is in accordance with the
RoHS 6/6 (2011/65/EC) and WEEE (2002/96/EC) directives.
Pletronics Inc. guarantees the device does not contain the following:
Cadm ium , Hexavalent Chrom ium , Lead, Mercury, PBB’s, PBDE’s
W eight of the Device: 0.064 gram s
Moisture Sensitivity Level: 1 As defined in J-STD-020C
Second Level Interconnect code: e4
Absolute Maximum Ratings:
Parameter
V
CC
Supply Voltage
Vi
Vo
Io
Input Voltage
Output Voltage
Output Current
Unit
-0.3V to +4.0V
-0.3V to V
CC
+ 0.3V
-0.3V to V
CC
+ 0.3V
+20 m A to -20 m A
Thermal Characteristics
The m axim um die or junction tem perature is 125
o
C
The therm al resistance junction to board is 30 to 50
o
C/W att depending on the solder pads, ground plane
and construction of the PCB.
P roduct inform ation is current as of publication date. T he product conform s
Copyright © 2010 Pletronics
Inc.
to specifications per the term s of the P letronics standard warranty. Production
processsing does not necessarily include testing of all param eters.
SM55J Series 1.8 V
CMOS Clock Oscillators
March 2013
Part Number:
SM55
45
J
E
X
- 75.0M
-XX
Packaging code or blank
T250
= 250 per Tape and Reel
T500
= 500 per Tape and Reel
T1K
= 1000 per Tape and Reel
Frequency in M Hz
Supply Voltage V
CC
V
= 1.8V _ 10%
+
Optional Enhanced OTR
Blank
= Tem p. range -10 to +70
o
C
C
= Tem p. range -20 to +70
o
C
E
= Tem p. range -40 to +85
o
C
Series M odel
Frequency Stability
45
= + 50 ppm
_
44
= + 25 ppm
_
20
= + 20 ppm
_
Series M odel
Part Marking and Legend:
P
ff.fff
M
C
YMDxx
P
ff.fff
M
C
YYWWxx
PLE SM 55
ff.fff
M
C
YMDxx
P5xYW W x
C
ff.fff
M
5xYW W xx
ff.fff
M
C
PLExx
PLE
= Pletronics
FF.FFF
M
= Frequency in MHz
YYW W or YW W or
YMD
= Date of Manufacture (year and week, or year-m onth-day)
All other m arking is internal factory codes
Specifications such as frequency stability, supply voltage and operating tem perature range, etc. are
not identified from the m arking. External packaging labels and packing list will correctly identify the
ordered Pletronics part num ber.
Codes for Date Code YM D
Code
10
Code
A
1
2
3
4
B
C
D
E
F
G
H
J
K
L
M
Year
2010 2011 2012 2013 2014
Month
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
Code
Day
Code
Day
1
1
H
17
2
2
J
18
3
3
K
19
4
4
L
20
5
5
M
21
6
6
N
22
7
7
P
23
8
8
R
24
9
9
T
25
A
10
U
26
B
11
V
27
C
12
W
28
D
13
X
29
E
14
Y
30
F
15
Z
31
G
16
www.pletronics.com
425-776-1880
2
SM55J Series 1.8 V
CMOS Clock Oscillators
March 2013
Electrical Specification for 1.80V +10% over the specified temperature range
_
Item
Frequency Range
Frequency Accuracy
“45"
“44"
“20"
Output Waveform
Output High Level
Output Low Level
Output Symmetry
Phase Noise
V
CC
-0.4
-
45
80
105
130
145
155
158
160
Enable/Disable Internal Pull-up
Min
40
-50
-25
-20
Typ
Max
135
+50
+25
+20
Unit
MHz
ppm
Condition
For all supply voltages, load changes,
aging for 1 year, shock, vibration and
temperatures
CMOS
-
0.4
55
V
V
%
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
-
30
-
+10
+10
10
200
10
+70
+70
+85
+125
15
Kohm
%
%
uA
uA
uA
nS
mS
o
at 50% point of V
CC
at 25
o
C, 125 MHz
(See load circuit)
30
-
70
to V
CC
of V
CC
applied to pad 1
V disable
V enable
Output leakage
V
OUT
= V
CC
V
OUT
= 0V
Standby Current I
CC
Disable time
Start up time
Operating Temperature
Range
-10
-10
-
-
-
-10
-20
-40
Pad 1 low, device disabled
Time for output to reach a high Z state
Time for output to reach specified
frequency
Standard Temperature Range
Extended Temperature Range
Extended Temperature Range
“C”
“E”
C
C
C
C
o
o
Storage Temperature Range
Output Load Capacitance (Cl)
-55
-
o
pF
A 0.01 nF or larger capacitor mounted proximal to the device between Vcc and Vss is required.
www.pletronics.com
425-776-1880
3
SM55J Series 1.8 V
CMOS Clock Oscillators
March 2013
Electrical Specification for 1.80V +10% over the specified temperature range
_
Item
Output T
RISE
and T
FALL
Min
-
Typ
1.5
Max
2.5
Unit
nS
Condition
C
LOAD
= 15 pF
10% to 90% of V
CC
See Load Circuit
50 MHz
65 MHz
85 MHz
100 MHz
133 MHz
no load
V
CC
Supply Current
(I
CC
)
-
-
-
-
-
2.5
2.5
3.5
4.0
4.5
5.0
5.0
7.0
7.5
8.5
mA
mA
mA
mA
mA
Specifications with Pad 1 E/D open circuit
www.pletronics.com
425-776-1880
4
SM55J Series 1.8 V
CMOS Clock Oscillators
March 2013
Load Circuit and Test Waveform
Reliability
:
Parameter
Environmental Com pliance
Condition
MIL-STD-883 Method 2002, Condition B
MIL-STD-883 Method 2007, Condition A
MIL-STD-883 Method 2003
MIL-STD-883 Method 1011, Condition A
Mechanical Shock
Vibration
Solderability
Thermal Shock
ESD Rating
Model
Human Body Model
Charged Device Model
Minimum Voltage
1500
1000
Conditions
MIL-STD-883 Method 3115
JESD 22-C101
Package Labeling
Label is 1" x 2.6" (25.4mm x 66.7mm)
Font is Courier New
Bar code is 39-Full ASCII
Label is 1" x 2.6" (25.4mm x 66.7mm)
Font is Arial
www.pletronics.com
425-776-1880
5
聊聊、笑笑、闹闹
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
