2.0mm x 1.6mm Ceramic SMD Package Oscillator, CMOS
Product Features:
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ISM20 Series
Typical Applications:
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Low Jitter, Non-PLL Based Output
Compatible with Lead free Processing
Pb-free, Halogen-free, and Antimony-free
RoHS and REACH compliant
Fibre Channel
Server & Storage
Sonet / SDH
802.11 / WiFi
T1/E1, T3/E3
System Clock
ELECTRICAL SPECIFICATIONS
Frequency Range
1.000MHz to 80.000MHz
±10ppm Maximum
±15ppm Maximum
±20ppm Maximum
±25ppm Maximum
±50ppm Maximum
±100ppm Maximum
0°C to +70°C, -10°C to +60°C, -10°C to +70°C, -20°C to
+70°C, -30°C to +75°C, or -40°C to +85°C
1.8V, 2.5V, 2.7V, 3.0V, 3.3V, 1.62V - 3.63V
20mA Maximum
CMOS
15pF Maximum
30pF Maximum
±3ppm/year Maximum
50 ±5(%) or 50 ±10(%)
6nSec Maximum
90% of Vdd Minimum
10% of Vdd Maximum
Tri-State (High Impedance)
70% of Vdd Minimum or No Connect to Enable Output
30% of Vdd Maximum to Disable Output (High Impedance)
10µA Maximum
10mSec Maximum
1pSec Maximum
5pSec Maximum
50pSec Maximum
12kHz to 20MHz offset frequency
20k adjacent periods
100k adjacent periods
Disabled Output, High Impedance
at +25°C
Measured at 50% of waveform
Measured from 20% to 80% of waveform
±5%
No Load
Inclusive of Calibration Tolerance at 25°C,
Frequency Stability over Operating Temperature
Range, Supply Voltage Change, Output Load
Change, and First Year Aging at 25°C.
Frequency Stability
Operating Temperature Range
Supply Voltage (Vdd)
Input Current
Output Logic Type
Output Drive Capability
Aging
Duty Cycle
Rise / Fall Time
Output Voltage Logic High
Output Voltage Logic Low
Pin 1 Connection
Input Voltage Logic High
Input Voltage Logic Low
Standby Current
Startup Time
RMS Phase Jitter
Period Jitter (RMS)
Period Jitter (pk-pk)
NOTES:
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All minimum and maximum limits are specified over temperature and rated operating voltage with 15pF output unless otherwise stated.
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A 0.1µF bypass capacitor is recommended between Vdd (pad 4) and GND (pad 2) to minimize power supply noise.
ABSOLUTE MAXIMUM LIMITS
Storage Temperature Range
Supply Voltage Range
Electrostatic Discharge
Solder Temperature
Junction Temperature
-55°C to +125°C
-0.3Vdc to Vdd +0.3Vdc
2000V Maximum
260°C Maximum
150°C Maximum
NOTE:
If the part is used beyond absolute maximum ratings, it may cause internal destruction. The part should be used under the recommended
operating conditions or the reliability of this part may be damaged if those conditions are exceeded.
ILSI America Phone 775-851-8880 ● Fax 775-851-8882 ●email: e-mail@ilsiamerica.com ●
www.ilsiamerica.com
Specifications subject to change without notice
Rev: 09/18/19_B
Page 1 of 4
2.0mm x 1.6mm Ceramic SMD Package Oscillator, CMOS
ENVIRONMENTAL SPECIFICATIONS
Mechanical Shock
Mechanical Vibration
Resistance to Soldering Heat
Solderability
Gross Leak
Fine Leak
Moisture Sensitivity Level
MIL-STD-202, Method 213
MIL-STD-202, Method 204
MIL-STD-202, Method 210
J-STD-002
MIL-STD-883, Method 1014
MIL-STD-883, Method 1014
MSL 1 (+260°C)
ISM20 Series
MECHANICAL & SOLDER PAD LAYOUT DIMENSIONS
PART NUMBER GUIDE
Series
ISM20-
Supply
Voltage
3 = 3.3V
7 = 3.0V
2 = 2.7V
6 = 2.5V
1 = 1.8V
8 = 1.62V - 3.63V
Operating
Temperature Range
1 = 0°C to +70°C
8 = -10°C to +60°C
6 = -10°C to +70°C
3 = -20°C to +70°C
4 = -30°C to +75°C
2 = -40°C to +85°C
Duty
Cycle
5 = 50 ±5%
6 = 50 ±10%
Output
Drive Capability
3 = 15pF
6 = 30pF
Frequency
Stability
E = ±10ppm
D = ±15ppm
F = ±20ppm
A = ±25ppm
B = ±50ppm
C = ±100ppm
Pin 1
Connection
H = Tri-State
O = N/C
Frequency
-20.000 MHz
Sample Part Number: ISM20-3253BH-20.000 MHz
NOTES:
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Not all Frequency Stability options are available at all frequencies and Operating Temperature Ranges.
Not all Output Drive Capability options are available at all frequencies.
Not all Supply Voltage options are available at all frequencies.
Please consult with Sales Department any other parameters or options.
MARKING
Line 1:
ILSI, Date Code (YWW)
Line 2:
Frequency
Pin 1 Dot
PACKAGE INFORMATION
Termination =
e4 (Au over Ni over W base metallization)
Terminal Plating Thickness:
Gold (0.3µm to 1.0µm), Nickel (1.27µm to 8.89µm)
ILSI America Phone 775-851-8880 ● Fax 775-851-8882 ●email: e-mail@ilsiamerica.com ●
www.ilsiamerica.com
Specifications subject to change without notice
Rev: 09/18/19_B
Page 2 of 4
2.0mm x 1.6mm Ceramic SMD Package Oscillator, CMOS
TAPE & REEL DIMENSIONS
ISM20 Series
PITCH
TAPE WIDTH
REEL DIA
QTY PER REEL
4.00
8.00
180
3,000
All Dimensions in Millimeters
TEST CIRCUIT: Enable/Disable Option
WAVEFORM: Enable/Disable Option
ILSI America Phone 775-851-8880 ● Fax 775-851-8882 ●email: e-mail@ilsiamerica.com ●
www.ilsiamerica.com
Specifications subject to change without notice
Rev: 09/18/19_B
Page 3 of 4
2.0mm x 1.6mm Ceramic SMD Package Oscillator, CMOS
SOLDER REFLOW PROFILE
Ts max to T
L
(Ramp-up Rate)
Preheat
Temperature min (Ts min)
Temperature typ (Ts typ)
Temperature max (Ts max)
Time (Ts)
Ramp-up Tate (T
L
to Tp
Time Maintained Above
Temperature (T
L
)
Time (T
L)
Peak Temperature (Tp)
Time within 5ºC to Peak
Temperature (Tp)
Ramp-down Rate
Tune 25ºC to Peak Temperature
Moisture Sensitivity Level (MSL)
ISM20 Series
3ºC / second max
150ºC
175ºC
200ºC
60 to180 seconds
3ºC / second max
217ºC
60 to 150 seconds
260ºC max for 10
seconds
20 to 40 seconds
6ºC / second max
8 minute max
Level 1
Units are backward compatible with +240°C reflow process
PROPRIETARY AND CONFIDENTIAL
THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION, AND SUCH INFORMATION MAY NOT BE DISCLOSED TO OTHERS FOR ANY
PURPOSE NOR USED FOR MANUFACTURING PURPOSES WITHOUT WRITTEN PERMISSION FROM ILSI America.
ILSI America Phone 775-851-8880 ● Fax 775-851-8882 ●email: e-mail@ilsiamerica.com ●
www.ilsiamerica.com
Specifications subject to change without notice
Rev: 09/18/19_B
Page 4 of 4
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