EH37
Series
• Crystal Clock Oscillators
• LVCMOS Output
• +2.5V Supply Voltage
• Tri-State Output Function
• 4 Pad Ceramic SMD Package
• Low Stand-by Current
• RoHS Compliant (Pb-Free)
EH37
H 1.3
L 5.0
W 3.2
OSCILLATOR
ELECTRICAL SPECIFICATIONS
Frequency Range
2.600MHz to 166.000MHz
Some frequencies within this
range may not be available
Operating Temperature Range
Storage Temperature Range
Supply Voltage (V
DD
)
Input Current (No Load)
2.600MHz to 25.000MHz
25.001MHz to 75.000MHz
75.001MHz to 100.000MHz
100.001MHz to 166.000MHz
Frequency Tolerance / Stability
Inclusive of all conditions: Calibration Tolerance at 25°C,
Frequency Stability over the Operating Temperature Range,
Supply Voltage Change, Output Load Change, First Year Aging
at 25°C, 260°C Reflow, Shock, and Vibration
Output Voltage Logic High (V
OH
)
Output Voltage Logic Low (V
OL
)
Rise Time / Fall Time
2.600MHz to 50.000MHz 20% to 80% of Waveform
50.001MHz to 75.000MHz 20% to 80% of Waveform
75.001MHz to 166.000MHz 20% to 80% of Waveform
Load Drive Capability
Output Logic Type
Duty Cycle
Tri-State Input Voltage
Standby Current
Aging (at 25°C)
Start Up Time
RMS Phase Jitter
Period Jitter (RMS)
Period Jitter (pk-pk)
MANUFACTURER
CATEGORY
SERIES
PACKAGE
VOLTAGE
0°C to +70°C or -40°C to +85°C
-55°C to +125°C
2.5V
DC
±5%
6mA Maximum
7mA Maximum
8mA Maximum
9mA Maximum
±100ppm Maximum
±50ppm Maximum
±25ppm Maximum
±20ppm Maximum
90% of V
DD
Minimum I
OH
=-8mA
10% of V
DD
Maximum I
OL
=+8mA
6nSeconds Maximum
4nSeconds Maximum
2nSeconds Maximum
15pF Maximum
CMOS
at 50% of Waveform
V
IH
:≥90% of V
DD
or No Connection
V
IL
:<10% of V
DD
Pin 1 = Ground
50 ±10(%) or 50 ±5(%)
Enables Output
Disables Output: High Impedance
10µA Maximum
±5ppm / year Maximum
10mSeconds Maximum
Fj = 12kHz to 20MHz
20pSec Typical, 30pSec Maximum
13pSec Typical
85pSec Typical, 100pSec Maximum
CLASS
REV
.
DATE
Some tolerance stability options
may not be available
ECLIPTEK CORP.
OSCILLATOR
EH37
CERAMIC
2.5V
OS7A
10/11
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.
PART NUMBERING GUIDE
EH37 00 ET T TS - 24.000M TR
FREQUENCY TOLERANCE / STABILITY
00 = ±100ppm Maximum
45 = ±50ppm Maximum
25 = ±25ppm Maximum
20 = ±20ppm Maximum
OPERATING TEMP. RANGE
Blank = 0ºC to +70ºC
ET = -40°C to +85°C
DUTY CYCLE
Blank = 50 ±10(%)
T = 50 ±5(%)
AVAILABLE OPTIONS
Blank = Bulk
TR = Tape & Reel
FREQUENCY
OUTPUT CONTROL FUNCTION
TS = Tri-State (High Impedance)
MECHANICAL DIMENSIONS
ALL DIMENSIONS IN MILLIMETERS
SUGGESTED SOLDER PAD LAYOUT
ALL DIMENSIONS IN MILLIMETERS
3.20
±0.20
MARKING
ORIENTATION
1.20 ±0.20
1.00 ±0.20 (x4)
4
5.00
±0.20
2.54
±0.15
3
1.3
MAX
2.20
±0.15
Pin 3: Output
Pin 4: Supply Voltage
Tolerances= +0.1
1
1.20
±0.20
(x4)
2
TAPE AND REEL DIMENSIONS
ALL DIMENSIONS IN MILLIMETERS
Pin 1: Tri-State
Pin 2: Case Ground
D
E
H
K
L
I
N
R
(Access Hole
at Slot Location)
U
B
A
C
F
G
Direction of Unreeling
MARKING
ORIENTATION
J
O
V
M
P
Q
S Width
T Depth
(Tape Slot in Core
for Tape Start)
W
TAPE
A
16.0 ±0.3
B
7.5 ±0.1
C
I
J
B0
D
K
0.60 MAX
E
2.0 ±0.1
F
8.0 ±0.1
REEL
N
1.5 MIN
O
50 MIN
P
20.2 MIN
Q
13.0 ±0.2
R
1.50 MIN 4.0 ±0.1
G
A0
H
L
0.10 MAX
M
K0
S
2.5 MIN
T
10 MIN
U
22.4 MAX
V
180 MAX
1.5 +0.1/-0.0 1.75 ±0.10
40 MIN
W
QTY/REEL
16.4 +2.0/-0.0 1,000
Note: Compliant to EIA-481
ENVIRONMENTAL/MECHANICAL SPECIFICATIONS
Characteristic
ESD Susceptibility
Fine Leak Test
Flammability
Gross Leak Test
Mechanical Shock
Moisture Resistance
Moisture Sensitivity
Resistance to Soldering Heat
Resistance to Solvents
Solderability
Temperature Cycling
Vibration
MANUFACTURER
CATEGORY
MARKING SPECIFICATIONS
Specification
MIL-STD-883, Method 3015, Class 1, HBM: 1500V
MIL-STD-883, Method 1014, Condition A
UL94-V0
MIL-STD-883, Method 1014, Condition C
MIL-STD-883, Method 2002, Condition B
MIL-STD-883, Method 1004
J-STD-020, MSL 1
MIL-STD-202, Method 210, Condition K
MIL-STD-202, Method 215
MIL-STD-883, Method 2003
MIL-STD-883, Method 1010, Condition B
MIL-STD-883, Method 2007, Condition A
SERIES
PACKAGE
Line 1: EPO
Line 2: XXXXX
Eclipitek Manufacturing Indentifier
VOLTAGE
CLASS
REV
.
DATE
ECLIPTEK CORP.
OSCILLATOR
EH37
CERAMIC
2.5V
OS7A
10/11
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.
Talking
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