ECXOC-1921-51.840M
RoHS
Pb
PLEASE NOTE:
Due to the inherent proprietary nature of custom part numbers, certain parameters
are intentionally excluded from this specification sheet.
ECXOC-1921 -51.840M
Series
Ecliptek Custom Oscillator
Nominal Frequency
51.840MHz
ELECTRICAL SPECIFICATIONS
Nominal Frequency
51.840MHz
ENVIRONMENTAL & MECHANICAL SPECIFICATIONS
Fine Leak Test
Gross Leak Test
Lead Integrity
Mechanical Shock
Resistance to Soldering Heat
Resistance to Solvents
Solderability
Temperature Cycling
Vibration
MIL-STD-883, Method 1014, Condition A
MIL-STD-883, Method 1014, Condition C
MIL-STD-883, Method 2004
MIL-STD-202, Method 213, Condition C
MIL-STD-202, Method 210
MIL-STD-202, Method 215
MIL-STD-883, Method 2003
MIL-STD-883, Method 1010
MIL-STD-883, Method 2007, Condition A
MECHANICAL DIMENSIONS (all dimensions in millimeters)
PIN
CONNECTION
Tri-State
Ground/Case Ground
Output
Supply Voltage
7.620 ±0.203
1
7.620
±0.203 8
4
5
DIA 0.457
±0.1 (X4)
0.8 ±0.1 (X3)
1
4
5
8
LINE MARKING
5.08 MIN
5.6 MAX
13.2
MAX
MARKING
ORIENTATION
1
2
3
ECXO1921
51.840M
XXYZZ
XX=Ecliptek Manufacturing
Designator
Y=Last Digit Of Year
ZZ=Week of Year
13.2
MAX
www.ecliptek.com | Specification Subject to Change Without Notice | Rev A 2/17/2010 | Page 1 of 4
ECXOC-1921-51.840M
Recommended Solder Reflow Methods
T
P
Critical Zone
T
L
to T
P
Ramp-up
Ramp-down
Temperature (T)
T
L
T
S
Max
T
S
Min
t
S
Preheat
t 25°C to Peak
t
L
t
P
Time (t)
High Temperature Solder Bath (Wave Solder)
T
S
MAX to T
L
(Ramp-up Rate)
Preheat
- Temperature Minimum (T
S
MIN)
- Temperature Typical (T
S
TYP)
- Temperature Maximum (T
S
MAX)
- Time (t
S
MIN)
Ramp-up Rate (T
L
to T
P
)
Time Maintained Above:
- Temperature (T
L
)
- Time (t
L
)
Peak Temperature (T
P
)
Target Peak Temperature (T
P
Target)
Time within 5°C of actual peak (t
p
)
Ramp-down Rate
Time 25°C to Peak Temperature (t)
Moisture Sensitivity Level
3°C/second Maximum
150°C
175°C
200°C
60 - 180 Seconds
3°C/second Maximum
217°C
60 - 150 Seconds
260°C Maximum for 10 Seconds Maximum
250°C +0/-5°C
20 - 40 seconds
6°C/second Maximum
8 minutes Maximum
Level 1
www.ecliptek.com | Specification Subject to Change Without Notice | Rev A 2/17/2010 | Page 2 of 4
ECXOC-1921-51.840M
Recommended Solder Reflow Methods
T
P
Critical Zone
T
L
to T
P
Ramp-up
Ramp-down
Temperature (T)
T
L
T
S
Max
T
S
Min
t
S
Preheat
t 25°C to Peak
t
L
t
P
Time (t)
Low Temperature Infrared/Convection 185°C
T
S
MAX to T
L
(Ramp-up Rate)
Preheat
- Temperature Minimum (T
S
MIN)
- Temperature Typical (T
S
TYP)
- Temperature Maximum (T
S
MAX)
- Time (t
S
MIN)
Ramp-up Rate (T
L
to T
P
)
Time Maintained Above:
- Temperature (T
L
)
- Time (t
L
)
Peak Temperature (T
P
)
Target Peak Temperature (T
P
Target)
Time within 5°C of actual peak (t
p
)
Ramp-down Rate
Time 25°C to Peak Temperature (t)
Moisture Sensitivity Level
5°C/second Maximum
N/A
150°C
N/A
60 - 120 Seconds
5°C/second Maximum
150°C
200 Seconds Maximum
185°C Maximum
185°C Maximum 2 Times
10 seconds Maximum 2 Times
5°C/second Maximum
N/A
Level 1
www.ecliptek.com | Specification Subject to Change Without Notice | Rev A 2/17/2010 | Page 3 of 4
ECXOC-1921-51.840M
Recommended Solder Reflow Methods
T
P
Critical Zone
T
L
to T
P
Ramp-up
Ramp-down
Temperature (T)
T
L
T
S
Max
T
S
Min
t
S
Preheat
t 25°C to Peak
t
L
t
P
Time (t)
Low Temperature Solder Bath (Wave Solder)
T
S
MAX to T
L
(Ramp-up Rate)
Preheat
- Temperature Minimum (T
S
MIN)
- Temperature Typical (T
S
TYP)
- Temperature Maximum (T
S
MAX)
- Time (t
S
MIN)
Ramp-up Rate (T
L
to T
P
)
Time Maintained Above:
- Temperature (T
L
)
- Time (t
L
)
Peak Temperature (T
P
)
Target Peak Temperature (T
P
Target)
Time within 5°C of actual peak (t
p
)
Ramp-down Rate
Time 25°C to Peak Temperature (t)
Moisture Sensitivity Level
5°C/second Maximum
N/A
150°C
N/A
30 - 60 Seconds
5°C/second Maximum
150°C
200 Seconds Maximum
245°C Maximum
245°C Maximum 1 Time / 235°C Maximum 2 Times
5 seconds Maximum 1 Time / 15 seconds Maximum 2 Times
5°C/second Maximum
N/A
Level 1
Low Temperature Manual Soldering
185°C Maximum for 10 seconds Maximum, 2 times Maximum.
High Temperature Manual Soldering
260°C Maximum for 5 seconds Maximum, 2 times Maximum.
www.ecliptek.com | Specification Subject to Change Without Notice | Rev A 2/17/2010 | Page 4 of 4