SM55TZ Series 0.8-2.0 V
CMOS Clock Oscillators
March 2013
PRELIMINARY
• Pletronics’ SM55 Series is a quartz crystal
controlled precision square wave generator with a
CMOS output.
• The package is designed for high density surface
mount designs.
• This is a low cost mass produced oscillator.
• Tape and Reel or cut tape packaging is available.
0.75 to 50 MHz
3.2 x 5 mm LCC Ceramic Package
Enable/Disable Function
Disable function includes low standby power
mode
• Low Jitter
•
•
•
•
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:
Cadmium, Hexavalent Chromium, Lead, Mercury, PBB’s, PBDE’s
Weight of the Device: 0.064 grams
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
-0.5V to + 4.0V
-0.5V to V
CC
+ 0.5V
-0.5V to V
CC
+ 0.5V
+20 mA to -20 mA
Thermal Characteristics
The maximum die or junction temperature is 155
o
C
The thermal resistance junction to board is 30 to 50
o
C/Watt depending on the solder pads, ground plane
and construction of the PCB.
Product information is current as of publication date. The product conforms
Copyright © 2010 Pletronics
Inc.
to specifications per the terms of the Pletronics standard warranty. Production
processsing does not necessarily include testing of all parameters.
SM55TZ Series 0.8-2.0 V
CMOS Clock Oscillators
March 2013
Part Number:
SM55
45
T
E
Z
-50.0M
-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 MHz
Supply Voltage V
CC
Z
= 0.8 to 2.0 10%
Optional Enhanced OTR
Blank
= Temp. range -10 to +70
o
C
C
= Temp. range -20 to +70
o
C
E
= Temp. range -40 to +85
o
C
Series Model
Frequency Stability
45
= 50 ppm
44
= 25 ppm
20
= 20 ppm
Series Model
Part Marking:
PFF.FFF M
C
YMDxx
-or-
PFF.FFF
C
YYWWxx
-or-
PLE SM55
FF.FFF
M
CYMDxx
-or-
P5xYWWx
C
FF.FF Mxxx
-or-
5xYWWxx
FF.FFF
M
CPLE
xxx
Marking Legend:
PLE
= Pletronics
FF.FFF
M = Frequency in MHz
YYWW or YWW or
YMD
= Date of Manufacture (year and week, or year-month-day)
All other marking is internal factory codes
Specifications such as frequency stability, supply voltage and operating temperature range, etc.
are not identified from the marking. External packaging labels and packing list will correctly
identify the ordered Pletronics part number.
Codes for Date Code YMD
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
SM55TZ Series 0.8-2.0 V
CMOS Clock Oscillators
March 2013
Electrical Specification for 0.80-2.00V over the specified temperature range
Item
Supply Voltage
Frequency Range
Frequency Accuracy
“45"
“44"
“20"
Output Waveform
Output High Level
Output Low Level
Output Symmetry
Phase Noise
Phase Noise
Phase Noise
Phase Noise
Phase Noise
Phase Noise
E/D Internal Pull-up
V disable
V enable
Output leakage
V
OUT
= V
CC
V
OUT
= 0V
Standby Current I
CC
Enable time
Disable time
Start up time
Operating Temperature Range
10Hz
100Hz
1kHz
10kHz
100kHz
1MHz
30
-
70
-
-20
-
-
-
-
-10
-40
Storage Temperature Range
-55
70
-
45
Min
0.8
0.75
-50
-25
-20
CMOS
-
30
55
%
%
%
of V
CC
of V
CC
at 50% point of V
CC
(See load
circuit)
Typ
Max
2.0
50.0
+50
+25
+20
Unit
V
MHz
ppm
For all supply voltages and
temperatures
Condition
-80
-110
-130
-145
-155
-160
150
30
-
+20
-
100
50
50
5
+70
+85
+125
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
Kohm
%
%
uA
uA
uA
uS
uS
mS
o
o
to V
CC
of V
CC
applied to pin 1
Pin 1 low, device disabled
Time for output to reach a logic
state
Time for output to reach a high Z
state
Time for output to reach specified
frequency
Standard Temperature Range
Extended Temperature Range
“E” Option
C
C
C
o
www.pletronics.com
425-776-1880
3
SM55TZ Series 0.8-2.0 V
CMOS Clock Oscillators
March 2013
Electrical Specification for 0.80-2.00V over the specified temperature range
Item
Output T
RISE
and T
FALL
Typ
1.3
1.7
V
CC
Supply Current (I
CC
)
Output frequency:
48.0 MHz
1.7
1.3
0.9
V
CC
Supply Current (I
CC
)
Output frequency:
0.75 MHz
1.1
0.8
0.5
Max
3.0
4.0
2.6
2.0
1.4
1.7
1.2
0.8
Unit
nS
nS
mA
mA
mA
mA
mA
mA
Condition
Vcc = 1.1 to 2.0V
Vcc = 0.8 to 1.1V
Vcc = 1.5V
Vcc = 1.2V
Vcc = 0.9V
Vcc = 1.5V
Vcc = 1.2V
Vcc = 0.9V
C
LOAD
= 15 pF
20% to 80% of V
CC
See Load Circuit
Specifications with Pad 1 E/D open circuit
www.pletronics.com
425-776-1880
4
SM55TZ Series 0.8-2.0 V
CMOS Clock Oscillators
March 2013
Symmetry
Load Circuit and Test Waveform
Vhigh
80% * Vcc
50% * Vcc
20% * Vcc
Vlow
Ground
Trise
Tfall
Reliability
: Environmental Compliance
Parameter
Mechanical Shock
Vibration
Solderability
Thermal Shock
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
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
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