SM77D Series 2.5 V
CMOS Clock Oscillators
January 2016
• Pletronics’ SM77D Series is a quartz crystal
controlled precision square wave generator with a
CMOS output.
• The SM77D series will directly interface TTL
devices also.
• 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.
•
•
•
•
70 to 135 MHz
5 x 7 m m LCC Ceram ic Package
Enable/Disable Function
Disable function includes low standby power
m ode
• 3
rd
Overtone Crystals used
• Im proved circuit to m inim ize oscillator issues
such as m ulti-m ode output signal.
• Low Jitter
•
Capable of driving up to 30pF capacitive loads
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: 0.17 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
Input Voltage
Output Voltage
Unit
-0.5V to +7.0V
-0.5V to V
CC
+ 0.5V
-0.5V to V
CC
+ 0.5V
Thermal Characteristics
The m axim um die or junction tem perature is 155
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
to specifications per the term s of the P letronics standard warranty. Production
processsing does not necessarily include testing of all param eters.
Copyright © 2011, Pletronics Inc.
SM77D Series 2.5 V
CMOS Clock Oscillators
January 2016
Part Number:
SM77
45
D
E
W
-125.0M
-XX
Packaging code or blank
T250
= 250 per Tape and Reel
T500
= 500 per Tape and Reel
T1K
= 1,000 per Tape and Reel
Frequency in M Hz
Supply Voltage V
CC
W
= 2.5V _ 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 Marking Legend:
PLE SM 77
FF.FFF
M
C
YMDxx
PLE SM 77
FF.FFF
M
C
YYWWxx
7xYW W xx
FF.FFF
M
C
PLE
xxx
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
4
Code
A
5
6
7
8
B
C
D
E
F
G
H
J
K
L
M
Year
2014 2015 2016 2017 2018
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
SM77D Series 2.5 V
CMOS Clock Oscillators
January 2016
Electrical Specification for 2.50V +10% over the specified temperature range
_
Item
Frequency Range
Frequency Accuracy “45"
“44"
“20"
Output Waveform
Output High Level
Output Low Level
Output Symmetry
Jitter
90
-
45
-
-
Enable/Disable 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
50
-
70
-10
-10
-
-
-
-
-10
-20
-40
Storage Temperature Range
-55
Min
70
-50
-25
-20
Max
135
+50
+25
+20
CMOS
-
10
55
0.6
2.5
-
30
-
+10
+10
3
2.0
100
10
+70
+70
+85
+125
%
%
%
pS RMS
pS RMS
Kohm
%
%
uA
uA
uA
mS
nS
mS
o
Unit
MHz
ppm
Condition
For all supply voltages, load changes, aging for 1
year, shock, vibration and temperatures
of V
CC
of V
CC
(See load circuit)
(See load circuit)
at 50% point of V
CC
(See load circuit)
12 KHz to 20 MHz from the output frequency
10 Hz to 1 MHz from the output frequency
to V
CC
of V
CC
applied to pad 1
of V
CC
applied to pad 1
Pad 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
Extended Temperature Range
“C” Option
“E” Option
C
C
C
C
o
o
o
Typical phase-noise
characteristics at 106.25MHz
www.pletronics.com
425-776-1880
3
SM77D Series 2.5 V
CMOS Clock Oscillators
January 2016
Electrical Specification for 2.50V +10% over the specified temperature range
_
Item
V
OUT
High (V
OH
)
V
OUT
Low (V
OL
)
Output T
RISE
and T
FALL
Min
1.75
-
-
-
-
-
-
-
V
CC
Supply Current
(I
CC
)
-
-
-
-
-
-
Typ
1.95
0.3
1.0
1.0
2.0
2.5
2.5
3.5
25
20
15
38
31
20
Max
-
0.4
3.0
3.0
4.0
4.0
4.0
6.0
60
50
40
70
60
45
Unit
V
V
nS
nS
nS
nS
nS
nS
mA
mA
mA
mA
mA
mA
Condition
V
CC
= 2.25V, I
OH
= +8 mA
V
CC
= 2.25V, I
OL
= -8 mA
>110 MHz
>80 MHz and <110 MHz
<80 MHz
>110 MHz
>80 MHz and <110 MHz
<80 MHz
>110 MHz
>80 MHz and <110 MHz
<80 MHz
>110 MHz
>80 MHz and <110 MHz
<80 MHz
C
LOAD
= 30 pF
C
LOAD
= 15 pF
C
LOAD
= 30 pF
10% to 90% of V
CC
See Load Circuit
C
LOAD
= 15 pF
10% to 90% of V
CC
See Load Circuit
Specifications with Pad 1 E/D open circuit
www.pletronics.com
425-776-1880
4
SM77D Series 2.5 V
CMOS Clock Oscillators
January 2016
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
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