EV31C3
Series
• RoHS Compliant (Pb-Free)
• Voltage Controlled Crystal Oscillator (VCXO)
• 5.0V Supply Voltage
• HCMOS output with Tri-State function
• Ceramic 6-pad SMD package
• APR Performance to ±100ppm
• Commercial and Industrial Temperature Range
ELECTRICAL SPECIFICATIONS
H
L
W
EV31C3
1.65
7.0
5.0
OSCILLATOR
1.544MHz, 2.000MHz, 2.048MHz, 3.088MHz, 3.580MHz, 3.686MHz, 4.000MHz, 4.032MHz, 4.096MHz, 4.434MHz,
5.000MHz, 6.144MHz, 6.176MHz, 6.312MHz, 6.400MHz, 8.000MHz, 8.192MHz, 8.448MHz, 10.000MHz,
12.000MHz, 12.288MHz, 12.352MHz, 12.960MHz, 13.000MHz, 13.500MHz, 14.318MHz, 15.360MHz, 15.440MHz,
16.000MHz, 16.384MHz, 16.660MHz, 17.664MHz, 18.432MHz, 19.200MHz, 19.440MHz, 20.000MHz, 20.480MHz,
24.000MHz, 24.576MHz, 24.704MHz, 25.920MHz, 26.000MHz, 27.000MHz, 28.636MHz, 30.000MHz, 30.720MHz,
32.000MHz, 32.768MHz, 34.368MHz, 35.328MHz, 36.864MHz, 38.880MHz, 40.000MHz, 40.960MHz, 44.736MHz,
50.000MHz, 51.840MHz, 52.000MHz, 62.208MHz, 65.536MHz, 74.250MHz, 77.760MHz
Operating Temperature Range (OTR)
0°C to 70°C or -40°C to 85°C
Storage Temperature Range (STR)
-55°C to 125°C
Supply Voltage (V
DD
)
5.0V
DC
±10%
< 27.000MHz
Input Current (I
DD
)
25mA Maximum
> 27.000MHz
35mA Maximum
Inclusive of All Conditions: Calibration Tolerance at 25°C,
Frequency Tolerance/Stability
±50ppm Maximum
Frequency Stability over the Operating Temperature Range, Supply
Voltage Change, Output Load Change, Shock, and Vibration
I
OH
= -4mA
Output Voltage Logic High (V
OH
)
90% of V
DD
Minimum
I
OL
= +4mA
Output Voltage Logic Low (V
OL
)
10% of V
DD
Maximum
20% to 80% of Waveform w/HCMOS Load or w/TTL Load
Rise Time / Fall Time (T
R
/T
F
)
5 nSeconds Maximum
at 50% of Waveform
Duty Cycle (SYM)
50 ±5(%) Typical, 50 ±10(%) Max.
Load Drive Capability (C
LOAD
)
10TTL Load or 30pF HCMOS Load Max.
Aging (at 25°C)
±2ppm/1st year Typical, ±10ppm /10 years Max.
Start Up Time (T
S
)
10 mSeconds Maximum
V
IH
: No Connection
Tri-State Input Voltage
Enables Output
V
IH
: >0.9V
DD
Enables Output
V
IL
: <0.1V
DD
Disables Output: High Impedance
F
J
=12kHz to 20MHz
RMS Phase Jitter
1pSec Maximum
Inclusive of All Conditions: Calibration Tolerance at 25°C,
Absolute Pull Range (APR)
±50ppm Minimum
Frequency Stability over the Operating Temperature Range, Supply ±80ppm Minimum < 51.840MHz only
Voltage Change, Output Load Change, Shock, Vibration, and Aging ±100ppm Minimum < 36.000MHz only
over Control Voltage (V
C
)
Linearity
10% Typical, 20% Maximum
Control Voltage (V
C
): Test Conditions for APR
0.5V
DC
to 4.5V
DC
Control Voltage Range (V
CR
)
0.0V
DC
to V
DD
Transfer Function
Positive Transfer Characteristic
Input Impedance (Z
I
)
50kOhms Minimum
Input Leakage Current
10µA Maximum
-3dB, V
C
= 2.5V
DC
Modulation Bandwidth (MBW)
10kHz Minimum
At offset of 10Hz
Typical Phase Noise (Fo = 27.000MHz)
-70dBc/Hz
At offset of 100Hz
-100dBc/Hz
At offset of 1kHz
-130dBc/Hz
At offset of 10kHz
-147dBc/Hz
At offset of 100kHz
-152dBc/Hz
Frequency Range (F
O
)
MANUFACTURER
CATEGORY
SERIES
PACKAGE
VOLTAGE
CLASS
REV
.
DATE
ECLIPTEK CORP.
OSCILLATOR
EV31C3
CERAMIC
5.0V
OS57
11/06
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.
PART NUMBERING GUIDE
EV31C3 B 3 A 1 - 35.328M TR
OPERATING TEMPERATURE RANGE
A=0°C to 70°C,
B=-40°C to 85°C
ABSOLUTE PULL RANGE (APR)
3=±50ppm Minimum, 4=±80ppm Minimum,
5=±100ppm Minimum
AVAILABLE OPTIONS
Blank=Bulk (Standard)
TR=Tape and Reel
FREQUENCY
MECHANICAL DIMENSIONS
ALL DIMENSIONS IN MILLIMETERS
SUGGESTED SOLDER PAD LAYOUT
ALL DIMENSIONS IN MILLIMETERS
TAPE AND REEL DIMENSIONS
ALL DIMENSIONS IN MILLIMETERS
Pin 1: Control Voltage (V
C
)
Pin 2: No Connect
Pin 3: Case Ground
Pin 4: Output
Pin 5: Tri-State
Pin 6: Supply Voltage
Tolerances= +0.1
TAPE
A
16±.3-.1
B
7.5±.1
C
6.75±.1
D
4 ±.1
E
2±.1
F
REEL
M
1.5 MIN
N
50 MIN
O
20.2 MIN
P
13±.2
Q
40 MIN
QTY/REEL
1,000
F
8±.1
G
B0*
H
1.5 +.1-0
J
A0*
K
.3 ±.05
L
K0*
R
2.5 MIN
S
10 MIN
T
22.4 MAX
U
360 MAX
V
16.4+2-0
*Compliant to EIA 481A
ENVIRONMENTAL/MECHANICAL SPECIFICATIONS
MARKING SPECIFICATIONS
Line 1: ECLIPTEK
Characteristic
Fine Leak Test
Gross Leak Test
Mechanical Shock
Vibration
Solderability
Temperature Cycling
Resistance to Soldering Heat
Resistance to Solvents
Specification
MIL-STD-883, Method 1014, Condition A
MIL-STD-883, Method 1014, Condition C
MIL-STD-202, Method 213, Condition C
MIL-STD-883, Method 2007, Condition A
MIL-STD-883, Method 2002
MIL-STD-883, Method 1010
MIL-STD-202, Method 210
MIL-STD-202, Method 215
Line 2: XX.XXX M
Frequency in MHz (5 Digits Maximum + Decimal)
Line 3: XX Y ZZ
Week of Year
Last Digit of Year
Ecliptek Manufacturing Identifier
MANUFACTURER
CATEGORY
SERIES
PACKAGE
VOLTAGE
CLASS
REV
.
DATE
ECLIPTEK CORP.
OSCILLATOR
EV31C3
CERAMIC
5.0V
OS57
11/06
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.
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