“ XE51” Series
High Reliability Hybrid Microcircuit Crystal Oscillators
5.0V TTL, 5.0V HC/ACMOS, 3.3V, 2.5V & 1.8V LVHCMOS
+
.275 – .008
(7.0 + .20)
–
3
4
Features
•
•
•
•
•
•
•
•
High Shock & Vibration Design
Tristate Output Option
Radiation Tolerant to 10K Rads
Low Profile Surface Mount, 0.160” Max. Height
100% Screening Options
Low Phase Noise
Hermetically Sealed, Ceramic Package
ECCN: EAR99
Marking
2
+ .005
.200 –
(5.08 + .13)
–
1
.060
(1.52)
Typ
.197 + .006
–
(5.0 + .15)
–
.160
(4.06)
Max
Applications
•
•
•
•
•
High Shock & Vibration Applications
Navigation Systems
Aerospace Instrumentation
Benign Space Applications
Gun Launched Munitions
.028 Typ.
.018 + .003
–
(.46 + .08)
–
.05
( 1.27 )
Bypass
Cap.
4 Leads
.008 + .001
–
.004
(.20 + .03)
(.10)
–
Max
.050
( 1.27 )
Package Specifications & Outline:
•
Package: Ceramic 90% AL
2
O
3,
•
Seal: Hermetic – Resistance Welded
•
Weight: 0.25 Gms Typical, 0.3 Gms Max.
•
Thermal Resistance, Junction to Case ( θ
JC
): 38 C / Watt
•
Solder Reflow, Temp./Time: 260 C Max for 10 Seconds Max.
•
Lead Material & Finish: Kovar, 40 to 70 μ inches gold
over 100 to 250 μ inches Nickel,
Hot Solder Tinning per MIL-PRF-55310 is optional at additional cost.
Contact Xsis Electronics
at xsis@xsis.com for any special requirements.
o
o
0.07
(1.78 )
0.100
( 2.54 )
.200 + .005
–
(5.08 + .13)
–
An External 0.01uF Bypass
Capacitor is required
between VDD and GND.
LEAD#
1
2
3
4
FUNCTION
E/D (Optional)
GND/CASE
OUTPUT
VDD
Dimensions: Inches (mm).
E/D ( Enable/Disable ) Input:
A “Low”
level at the input disables the Output
into a high impedance state.
E/D
Input has internal pull-up. It can
be left floating or connected to Vdd.
ORDERING INFORMATION
( Please build your part number from options below ) :
P/N EXAMPLE:
X E 5 1 A4 3 G M - 24.000 MHz =
5.0V HC/ACMOS, + 50 PPM over -55
o
C to +125
o
C,
Tristate Output, 883B Screening, 24.000 MHz
XE51
Model #
A
4
3
G
M
24.000 MHz
Output Frequency
100% Screening Options
Supply Voltage
& Output Type
A = 5.0V, HC/ACMOS
B = 5.0V, TTL
L = 3.3V, LVHCMOS
N = 2.5V, LVHCMOS
R = 1.8V, LVHCMOS
1
2
3
4
5
6
7
Frequency
Stability
=
=
=
=
=
=
=
+ 0.1%
+ 500 PPM
+ 100 PPM
+ 50 PPM
+ 20 PPM *
+ 10 PPM *
+ 25 PPM *
Tristate Options
Operating
Temp. Range
1=
2=
3=
4=
5=
6=
0
o
C
- 40
o
C
- 55
o
C
- 55
o
C
- 40
o
C
- 20
o
C
to + 70
o
C
to + 85
o
C
to +125
o
C
to +105
o
C
to + 95
o
C
to + 70
o
C
G = Tristate
Blank = No Tristate
M = 883B Screening
H = HI-REL Screening
Blank = No Screening
883B Screening
is same as
MIL-PRF-55310 Class B Screening
HI-REL Screening
is similar to
MIL-PRF-55310 Class S Screening
Rev 09 /15
* Frequency Stability Options 5, 6 & 7 are not
available for all operating temperature ranges.
Page 1 of 5
Xsis Electronics, Inc.,
12620 W. 63rd St., Shawnee, KS 66216 Tel. 913-631-0448 Fax. 913-631-1170, www.xsis.com, email xsis@xsis.com
“ XE51” Series
High Reliability Hybrid Microcircuit Crystal Oscillators
5.0V TTL, 5.0V HC/ACMOS, 3.3V, 2.5V & 1.8V LVHCMOS
Electrical Specifications, 5V TTL & 5V HC/ACMOS Oscillators:
Parameter
Output Frequency Range
Frequency Accuracy at +25
o
C
Frequency Stability Vs Temperature
Operating Temperature Range
Supply Voltage (Vdd)
500 KHz
5 MHz
20 MHz
40 MHz
60 MHz
-
-
-
-
-
5 V TTL
500 KHz - 100 MHz
+ 15 PPM
5 V HC/ACMOS
500 KHz - 100 MHz
+ 15 PPM
See Ordering Information on Page 1
See Ordering Information on Page 1
+ 5 VDC + 10%
< 5 MHz
< 20 MHz
< 40 MHz
< 60 MHz
100 MHz
10 mA
20 mA
30 mA
40 mA
60 mA
Max.
Max.
Max.
Max.
Max.
500 KHz
5 MHz
20 MHz
40 MHz
60 MHz
-
-
-
-
-
+ 5 VDC + 10%
< 5 MHz
< 20 MHz
< 40 MHz
< 60 MHz
100 MHz
10 mA
20 mA
30 mA
40 mA
60 mA
Max.
Max.
Max.
Max.
Max.
Input Current (no Load )
Output Waveform
Square Wave
60/40% Max.
( at 1.4V Output Level )
Square Wave
< 40 MHz 55/45% Max.
> 40 MHz 60/40% Max.
( at 50% Output Level )
Output Duty Cycle
Output High Level
Output Low Level
Output Load
2.5 V Min.
0.5 V Max.
TTL, 10 Loads Max.
50 pF Max. for <50 MHz
< 30 MHz 6 nS Max.
> 30 MHz 3 nS Max.
( 0.8 to 2.0V Output Levels)
0.9 Vdd Min.
0.1 Vdd Max.
10K // 15 pF
50 pF Max. for <50 MHz
< 30 MHz 6 nS Max.
> 30 MHz 3 nS Max.
( 10% to 90% Output Levels)
Rise & Fall Times ( Typical Load )
Enable/Disable ( E/D)
Start-Up Time
Phase Jitter
( 10 KHz - 20 MHz Integ.)
Freq. Stability Vs Supply Voltage
Aging at 70
o
C
Absolute Maximum Applied Voltage
Storage Temperature
E/D Input > 3.5V or Open : Normal Output
E/D Input < 0.8V: High Impedance
10 mS Max.
0.15 pS rms Typical
10 mS Max.
0.15 pS rms Typical
+ 4 PPM Max. for + 10% change in Supply Voltage
+ 3 PPM Max. first year, + 2 PPM Max. per year thereafter
+ 7VDC
-65
o
C to +125
o
C
+ 7VDC
-65
o
C to +125
o
C
For special requirements, such as, tighter output symmetry, faster start-up time, PIND screening, etc.,
please contact Xsis Electronics at xsis@xsis.com or call us at 913-631-0448.
Rev 09 /15
Page 2 of 5
Xsis Electronics, Inc.,
12620 W. 63rd St., Shawnee, KS 66216 Tel. 913-631-0448 Fax. 913-631-1170, www.xsis.com, email xsis@xsis.com
“ XE51” Series
High Reliability Hybrid Microcircuit Crystal Oscillators
5.0V TTL, 5.0V HC/ACMOS, 3.3V, 2.5V & 1.8V LVHCMOS
Electrical Specifications, 3.3V, 2.5V & 1.8V LVHCMOS Oscillators:
Parameter
Output Frequency Range
Frequency Accuracy at +25
o
C
Frequency Stability Vs
Temperature
Operating Temperature Range
Supply Voltage (Vdd)
3.3V
500 KHz to 160 MHz
2.5V
500 KHz to 135 MHz
+ 15 PPM
See Ordering Information on Page 1
See Ordering Information on Page 1
1.8V
500 KHz to 100 MHz
3.3V + 10%
500 KHz - 8 MHz
8.1 MHz - 16 MHz
3 mA Max.
6 mA Max.
2.5V + 10%
500 KHz - 8 MHz
8.1 MHz - 16 MHz
3 mA Max.
4 mA Max.
8 mA Max.
1.8V + 10%
500 KHz - 8 MHz
8.1 MHz - 16 MHz
16.1 MHz - 32 MHz
3 mA Max.
4 mA Max.
6 mA Max.
16.1 MHz - 32 MHz 10 mA Max. 16.1 MHz - 32 MHz
Input Current (no Load )
32.1 MHz - 60 MHz 20 mA Max. 32.1 MHz - 60 MHz 15 mA Max.
60.1 MHz - 100 MHz 30 mA Max. 60.1 MHz - 100 MHz 20 mA Max.
100.1 MHz - 130 MHz 40 mA Max. 100.1 MHz - 135 MHz 30 mA Max.
130.1 MHz - 160 MHz 50 mA Max
32.1 MHz - 60 MHz 10 mA Max.
60.1 MHz - 85 MHz 20 mA Max.
85.1 MHz - 100 MHz 25 mA Max.
Output Waveform
Output Duty Cycle
(at 50% Output Level)
Output High Level
Output Low Level
Output Load
Square Wave
< 40 MHz 55/45%
> 40 MHz 60/40%
< 40 MHz 55/45%
> 40 MHz 60/40%
0.9 Vdd Min.
0.1 Vdd Max.
10K // 15 pF
< 40 MHz 6 nS Max.
> 40 MHz 3 nS Max.
( 10% to 90% Output Levels)
E/D Input > 0.7 Vdd or Open : Normal Output
E/D Input < 0.3 Vdd: High Impedance
10 mS Max.
0.3 pS rms Typical
+ 4 PPM Max. for + 10% change in Supply Voltage
+ 3 PPM Max. first year, + 2 PPM Max. per year thereafter
+5.0 VDC
-65
o
C to +125
o
C
< 40 MHz 55/45%
> 40 MHz 60/40%
Rise & Fall Times ( Typical Load )
Enable/Disable ( E/D)
Start-Up Time
Phase Jitter
( 10 KHz - 20 MHz
Integ.)
Freq. Stability Vs Supply Voltage
Aging at 70
o
C
Absolute Maximum Applied
Voltage
Storage Temperature
For special requirements, such as, tighter output symmetry, faster start-up time, PIND screening, etc.,
please contact Xsis Electronics at xsis@xsis.com or call us at 913-631-0448.
Page 3 of 5
Rev 09 /15
Xsis Electronics, Inc.,
12620 W. 63rd St., Shawnee, KS 66216 Tel. 913-631-0448 Fax. 913-631-1170, www.xsis.com, email xsis@xsis.com
“ XE51” Series
High Reliability Hybrid Microcircuit Crystal Oscillators
5.0V TTL, 5.0V HC/ACMOS, 3.3V, 2.5V & 1.8V LVHCMOS
Packaging:
Tape & Reel, See Page 5
Thermal Characteristics:
Junction to case Thermal Constant ( θ
JC
): 38 C / Watt
o
Junction to Ambient ( Device floating in free air) Thermal Constant ( θ
JA
): 136 C / Watt
o
Hi-Rel Screening:
When HI-REL option is selected, Xsis Oscillators are subjected to 100% screening similar to Class “S” screening in accordance
with MIL-PRF-55310. Refer to www.xsis.com for additional details about HI-REL screening.
Typical Phase Noise (dbc/Hz):
10 Hz
10 MHz
25 MHz
50 MHz
96 MHz
110 MHz
-109
-100
-89
-80
-75
100 Hz
-140
-127
-117
-107
-102
1 KHz
-157
-151
-148
-139
-130
10 KHz
-162
-158
-157
-151
-142
100 KHz
-163
-160
-159
-156
-149
1 MHz
-164
-162
-160
-158
-153
Environmental Specifications:
XE51 series oscillators are designed to meet or exceed the Environmental tests specified below. Customized screening and
environmental testing are also available to meet your special requirements.
Test
Vibration
Shock
Temperature Cycling
Thermal Shock
Seal ( Fine and Gross )
Burn-in
Frequency Aging
Altitude
Constant Acceleration
Moisture Resistance
Solderability
Resistance to Soldering Heat
Resistance to Solvents
Internal Water Vapor Content
ESD Classification
Moisture Sensitivity Level
Test Conditions
0.06” DA, 30 G peak, 10 - 2000 Hz, MIL-STD-202, Method 204, Cond. G
1500 G, 0.5 mS, half-Sine, MIL-STD-883, Method 2002, Cond. B
MIL-STD-883, Method 1010, Cond. C
MIL-STD-202, Method 107, Cond. B
MIL-STD-883, Method 1014 Cond. A & C
160 Hours, 125 C, Nominal Supply Voltage & Load
30 days at 70 C, + 1.5 PPM Max.
MIL-STD-202, Method 105, Cond. C
MIL-STD-883, Method 2001, 5000 G
MIL-STD-202, Method 106, Vibration Sub Cycle Omitted
MIL-STD-202, Method 208
MIL-STD-202, Method 210, Cond B. or C as applicable
MIL-STD-202, Method 215
MIL-STD-883, Method 1018
MIL-STD-883, Method 3015, Class 1C, HBM 1000 to 1999
J-STD-020, MSL=1
o
o
Rev 09 /15
Page 4 of 5
Xsis Electronics, Inc.,
12620 W. 63rd St., Shawnee, KS 66216 Tel. 913-631-0448 Fax. 913-631-1170, www.xsis.com, email xsis@xsis.com
“ XE51” Series
High Reliability Hybrid Microcircuit Crystal Oscillators
5.0V TTL, 5.0V HC/ACMOS, 3.3V, 2.5V & 1.8V LVHCMOS
HCMOS Test Circuit
MA
4
3
HCMOS Output Waveform
OUTPUT
T
R
T
F
High Level
0.9 VDD
Power
Supply
DVM
C
DUT
1
2
15 pF
10 K
GND
50% Level
C = .01 OR .1 uF
0.1 VDD
E/D Input
Low Level
0 VDC
T
H
E/D ( Enable/Disable ) Input
has an internal pull-up
resistor. It can be left floating or connected to Vdd.
Symmetry =
T
T
H
T
x 100 %
Typical Freq. Stability Vs. Temperature
50
40
Tape & Reel Information
FEEDING DIRECTION
XE51A43M-3.686400 MHz
0.3
1.75 + 0.1
2.0 + 0.1
4.0 + 0.1
Frequency Stability – PPM
30
20
10
0
-10
-20
-30
-40
-50
-60 -50 -40 -30 -20 -10
0
10 20
30 40 50 60 70 80
Ø1.5
183
O
C
XE51A43GM
16M00000
7.5
7.33
16.0
Xsis
0515
4.8
Ø1.5
Ø13.0 + 0.5
5.43
8.0
17.5
Temperature
-
C
o
90 100 110 120 130
2.5
Typical Solder Reflow Profile
280
260
240
220
200
240 TO 250
O
C Typ.
Ramp Up 3
O
C/Sec. Max.
Ramp Down
6
O
C/Sec. Max.
183
O
C
120
O
Ø178 + 1
Temperature -
o
C
180
160
140
120
100
80
60
40
20
0
0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420
2.0
60 to 150 Secs
Dimensions are in mm.
60 to 120 Secs
Tape is EIA-481-A Compliant.
Time - Seconds
Rev 09 /15
Page 5 of 5
Xsis Electronics, Inc.,
12620 W. 63rd St., Shawnee, KS 66216 Tel. 913-631-0448 Fax. 913-631-1170, www.xsis.com, email xsis@xsis.com
