R
PART NUMBER DATA SHEET
ECLIPTEK
CORPORATION
EMTB81A3D-32.768K
(Data Sheet downloaded on May 20, 2017)
REGULATORY COMPLIANCE
2011/65 +
173 SVHC
2015/863
ITEM DESCRIPTION
Temperature Compensated MEMS Clock Oscillators TCMO LVCMOS (CMOS) 1.8Vdc 4 Pad 0.8mm x 1.5mm Chip Scale
Package (CSP) 32.768KHz 0C to +70C
ELECTRICAL SPECIFICATIONS
Nominal Frequency 32.768KHz
Frequency Stability 5.0ppm Maximum (Inclusive of Operating Temperature Range, Output Load Change (20%), and Reflow, at
Vdd=1.8Vdc)
Frequency Stability vs. Frequency 5.0ppm Maximum (Measured at 25C 2C, at Vdd=1.8Vdc, Post Reflow)
Tolerance
Frequency Stability vs. Input Voltage 0.75ppm Maximum (10%)
Frequency Stability vs. Aging 1ppm/Year Maximum (at 25C)
Operating Temperature Range 0C to +70C
Supply Voltage 1.8Vdc 10%
Core Operating Current 0.99A Typical (at 25C), 1.52A Maximum
Output Stage Operating Current 0.065A/Vpp Typical, 0.125A/Vpp Maximum
Input Current 1.1A Typical (at 25C), 1.8A Maximum (No Load, Nominal Vdd)
Output Voltage Logic High (Voh) 90% of Vdd Minimum (IOH = -10A)
Output Voltage Logic Low (Vol) 10% of Vdd Maximum (IOL = +10A)
Rise/Fall Time 100nSec Typical, 200nSec Maximum (Measured at 10% to 90% of waveform)
Duty Cycle 50 2(%) (Measured at 50% of waveform)
Load Drive Capability 15pF Maximum
Output Logic Type CMOS
Peak to Peak Jitter (tPK) 2.5Sec Maximum
Period Jitter (RMS) 33nSec Typical (Measured at 25C)
Power Supply Ramp 100mSec Maximum (Measured at 0Vdc to 90% of Vdd)
Start Up Time 180mSec Typical, 350mSec Maximum (Measured at Nominal Vdd)
Storage Temperature Range -55C to +125C
ENVIRONMENTAL & MECHANICAL SPECIFICATIONS
ESD Susceptibility JESD22-A114, HBM, 3000V
Flammability UL94-V0
Mechanical Shock MIL-STD-883, Method 2002, Condition E, 10,000G
Moisture Sensitivity J-STD-020, MSL 1
Solderability MIL-STD-883, Method 2003
Temperature Cycling JESD22-A104, Condition G
Vibration MIL-STD-883, Method 2007, Condition C, 70G
www.ecliptek.com | Specification Subject to Change Without Notice | Revision A 07/14/2016 | Page 1 of 6
Ecliptek Corporation 3545 Cadillac Ave., Costa Mesa, CA 92626 1-800-ECLIPTEK or 714.433.1200R
PART NUMBER DATA SHEET
ECLIPTEK
CORPORATION
EMTB81A3D-32.768K
MECHANICAL DIMENSIONS (all dimensions in millimeters)
PIN CONNECTION
1 Ground
2 Output
0.84
3 Supply Voltage
0.60 0.315
0.02
MAX 0.015 (X4)
4 Ground
2 3
LINE MARKING
1 XX
2.00 1.54 1.00
XX=Ecliptek Manufacturing
0.05 0.02 0.05
Identifier
2 XXX
1 4
XXX=Ecliptek
Manufacturing Identifier
0.41 0.05 (continued)
Suggested Solder Pad Layout
All Dimensions in Millimeters
0.41 (X2)
DIA 0.25 (X4)
1.00 (X2)
Solder Land
(X4)
All Tolerances are 0.1
www.ecliptek.com | Specification Subject to Change Without Notice | Revision A 07/14/2016 | Page 2 of 6
Ecliptek Corporation 3545 Cadillac Ave., Costa Mesa, CA 92626 1-800-ECLIPTEK or 714.433.1200
MARKING
ORIENTATION