EMS23 Series
•
Spread Spectrum MEMS Clock Oscillators
• Low EMI
LVCMOS Output
• +3.3V
Supply Voltage
•
Tri-State, Power Down, and Spread Disable Options
•
Center Spread and Down Spread Modulation Options
• 4 Pad
Plastic SMD Package
• 30,000 G Shock Resistance
•
RoHS Compliant (Pb-Free)
H
L
W
EMS23
0.85
5.0
3.2
OSCILLATOR
ELECTRICAL SPECIFICATIONS
Nominal Frequency
Operating Temperature Range
Storage Temperature Range
Supply Voltage (V
DD
)
Maximum Supply Voltage (V
DD
)
Input Current
1MHz to 87MHz, 93MHz to 175MHz
-20°C to +70°C, or -40°C to +85°C
-55°C to +125°C
3.3V
DC
±10%
-0.5Vdc to +3.65Vdc
30mA Maximum
40mA Maximum
±50ppm or ±100ppm Maximum
< 25.000MHz (Unloaded; Nominal Vdd)
> 25.000MHz (Unloaded; Nominal Vdd)
Frequency Tolerance / Stability
Inclusive of All Conditions: Calibration Tolerance at 25°C , Fre-
quency Stability over the Operating Temperature Range, Supply
Voltage Change, Output Load Change, 1st Year Aging at 25°C,
260°C Reflow, Shock, and Vibration
Output Voltage Logic High (V
OH
)
I
OH
= -8mA
Output Voltage Logic Low (V
OL
)
I
OL
= +8mA
Rise Time / Fall Time
20% to 80% of waveform
Duty Cycle
< 75.000MHz (at 50% of waveform)
> 75.000MHz (at 50% of waveform)
Load Drive Capability
Output Control Function
Tri-State Input Voltage
(V
IH
and
V
IL
)
Power Down Input Voltage
(V
IH
and
V
IL
)
Spread Spectrum Input Voltage
(V
IH
and
V
IL
)
Standby Current
Disable Current
Spread Spectrum
Modulation Frequency
Period Jitter
Aging
Start Up Time
MANUFACTURER
CATEGORY
70% of V
DD
Minimum or No Connection to Enable Ouput, 30% of V
DD
Maximum to Disable at Output Control Function of Tri-State
70% of V
DD
Minimum or No Connection to Enable Ouput, 30% of V
DD
Maximum to Disable at Output Control Function of Power Down
70% of V
DD
Minimum or No Connection to Enable Ouput, 30% of V
DD
Maximum to Disable at Output Control Function of Spread Disable
Pad 1=Ground (at Output Control Function of Power Down)
Pad 1=Ground (at Output Control Function of Tri-State)
Center Spread not available with Output Control Function of
Spread Disable
Cycle to Cycle; Spread Spectrum-On; Fo=133.333M, Vdd=3.3Vdc
First Year at 25°C
90% of V
DD
Minimum
10% of V
DD
Maximum
2nSeconds Maximum
50 ±5(%)
50 ±10(%)
15pF Maximum
Tri-State (High Impedance)
Power Down (Logic Low)
Spread Disabled (Disabled)
Disabled Output: High Impendance
Disabled Output: Logic Low
Spread Spectrum Output: Disabled
50µA Maximum
20mA Maximum
±0.25%, ±0.50%, ±1.00%, -0.50%,
-1.00%, or -2.00%
30kHz Min, 32kHz Typ, 35kHz Max
30pSec Maximum
±1ppm Maximum
10mSec Maximum
CLASS
REV
.
DATE
SERIES
PACKAGE
VOLTAGE
ECLIPTEK CORP.
OSCILLATOR
EMS23
PLASTIC
3.3V
OS6H
04/10
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.
PART NUMBERING GUIDE
EMS23 C H A - 50.000M TR
FREQUENCY TOLERANCE & STABILITY/
OPERATING TEMPERATURE RANGE
C = ±100ppm Maximum over -20°C to +70°C
D = ±50ppm Maximum over -20°C to +70°C
G = ±100ppm Maximum over -40°C to +85°C
H = ±50ppm Maximum over -40°C to +85°C
OUTPUT CONTROL FUNCTION
H = Tri-State (Disabled Output: High Impedance)
J = Power Down (Disabled Output: Logic Low)
K = Spread Disable (Spread Spectrum Output: Disabled)
AVAILABLE OPTIONS
Blank = Bulk
TR = Tape & Reel
FREQUENCY
SPREAD SPECTRUM
A = ±0.25% Center Spread
B = ±0.50% Center Spread
C = ±1.00% Center Spread
D = -0.50% Down Spread
E = -1.00% Down Spread
F = -2.00% Down Spread
MECHANICAL DIMENSIONS
ALL DIMENSIONS IN MILLIMETERS
SUGGESTED SOLDER PAD LAYOUT
ALL DIMENSIONS IN MILLIMETERS
3.20
±0.15
0.85
±0.15
0.08
MAX
2
1.20 ±0.10 (x4)
1.60
(x4)
3
5.00
±0.15
2.39
±0.10
1
C0.35
±0.10
0.80
±0.15
4
R0.58
±0.10
1.15
±0.10
(x4)
1.04
1.50
(x4)
0.60
Pad 1: Tri-State or Power Down or Spread Disable
Pad 3: Output
TAPE AND REEL DIMENSIONS
ALL DIMENSIONS IN MILLIMETERS
Pad 2: Case Ground
Pad 4: Supply Voltage
Tolerances= +0.1
D
E
H
K
L
I
B
A
C
F
G
Direction of Unreeling
MARKING
ORIENTATION
J
M
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
M
1.5 MIN
N
50 MIN
O
U
180 MAX
P
V
12.4 +2/-0
Q
40 MIN
QTY/REEL
1,000
1.50 MIN 4.0 ±0.1
20.2 MIN 13.0 ±0.2
G
A0*
H
L
0.10 MAX
M
K0*
R
2.5 MIN
S
10 MIN
T
18.4 MAX
1.5 +0.1/-0.0 1.75 ±0.10
*Compliant to EIA 481
ENVIRONMENTAL/MECHANICAL SPECIFICATIONS
Characteristic
ESD Susceptibility
Flammability
Mechanical Shock
Moisture Resistance
Moisture Sensitivity Level
Resistance to Soldering Heat
Resistance to Solvents
Solderability
Temperature Cycling
Thermal Shock
Vibration
MANUFACTURER
CATEGORY
MARKING SPECIFICATIONS
Specification
MIL-STD-883, Method 3015, Class 2, HBM: 2000V
UL94-V0
MIL-STD-883, Method 2002, Condition G, 30,000G
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 (Four I/O Pads on
bottom of package only)
MIL-STD-883, Method 1010, Condition B
MIL-STD-883, Method 1011, Condition B
MIL-STD-883, Method 2007, Condition A, 20G
SERIES
PACKAGE
Line 1: XXXX or XXXXX
Ecliptek Manufacturing Lot Code
VOLTAGE
CLASS
REV
.
DATE
ECLIPTEK CORP.
OSCILLATOR
EMS23
PLASTIC
3.3V
OS6H
04/10
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.
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