EMS11 Series
EMS11
• Spread Spectrum MEMS Clock Oscillators
• Low EMI LVCMOS Output
• +1.8V 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 0.85
L 7.0
W 5.0
OSCILLATOR
ELECTRICAL SPECIFICATIONS
Nominal Frequency
1MHz to 87MHz, 93MHz to 175MHz
-20°C to +70°C, or -40°C to +85°C
-55°C to +125°C
Operating Temperature Range
Storage Temperature Range
Supply Voltage (VDD
)
1.8VDC 5%
Maximum Supply Voltage (VDD
)
-0.5Vdc to +1.98Vdc
Input Current
< 25.000MHz (Unloaded; Nominal Vdd)
> 25.000MHz (Unloaded; Nominal Vdd)
25mA Maximum
35mA Maximum
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
IOH = -8mA
50ppm or 100ppm Maximum
Output Voltage Logic High (VOH
)
90% of VDD Minimum
10% of VDD Maximum
2nSeconds Maximum
50 5(%)
Output Voltage Logic Low (VOL)
Rise Time / Fall Time
Duty Cycle
IOL = +8mA
20% to 80% of waveform
< 75.000MHz (at 50% of waveform)
> 75.000MHz (at 50% of waveform)
50 10(%)
Load Drive Capability
15pF Maximum
Output Control Function
Tri-State (High Impedance)
Power Down (Logic Low)
Spread Disabled (Disabled)
Disabled Output: High Impendance
Tri-State Input Voltage
(VIH and VIL)
70% of VDD Minimum or No Connection to Enable Ouput, 30% of VDD
Maximum to Disable at Output Control Function of Tri-State
70% of VDD Minimum or No Connection to Enable Ouput, 30% of VDD
Maximum to Disable at Output Control Function of Power Down
70% of VDD Minimum or No Connection to Enable Ouput, 30% of VDD
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
Power Down Input Voltage
(VIH and VIL)
Disabled Output: Logic Low
Spread Spectrum Input Voltage
(VIH and VIL)
Spread Spectrum Output: Disabled
Standby Current
50µA Maximum
Disable Current
20mA Maximum
Spread Spectrum
0.25%, 0.50%, 1.00%, -0.50%,
-1.00%, or -2.00%
Modulation Frequency
Period Jitter
Aging
30kHz Min, 32kHz Typ, 35kHz Max
90pSec Maximum
Cycle to Cycle; Spread Spectrum-On; Fo=133.333M, Vdd=1.8Vdc
First Year at 25°C
1ppm Maximum
Start Up Time
10mSec Maximum
MANUFACTURER
CATEGORY
SERIES
PACKAGE
VOLTAGE
CLASS
REV.DATE
ECLIPTEK CORP.
OSCILLATOR
EMS11
PLASTIC
1.8V
OS6C
04/10
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.