ECS-3250SS Datasheet, PDF (1/2 Pages) ECS, Inc. – SPREAD SPECTRUM OSCILLATOR

Low EMI Output
5 x 3.2 mm Footprint
Wide frequency range
Pb Free/RoHS Compliant
ECS-3250SS
SPREAD SPECTRUM OSCILLATOR
ECS-3250SS Spread Spectrum EMI output SMD oscillators
provide cost effective EMI reduction.
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PARAMETERS
CONDITIONS
ECS-3250SS (+3.3V)
MIN TYP MAX
Frequency Range
Operating Temperature
Storage Temperature
Supply Voltage
Frequency Stability
Spread spectrum range
Center spread
Input Current
Output Symmetry
Rise and Fall Times
"0" level
"1" level
Output Load
Enable/Disable delay time
Startup time
Aging (first year)
Jitter (Cycle to Cycle)
VDD
Referred to frequency avg.
Option A
Option B
Option C
10.000 to 28.000 MHz
28.100 to 168.000 MHz
@ 50% VDD level
10% VDD to 90% level
VOL
VOH
CMOS
at +25°C ±3°C
10.000 to 20.000 MHz
20.10.000 to 168.000 MHz
10.000
-10
-40
+3.135
40/60
90% VDD
+3.3
168.000
+70
+85
+3.465
± 50
± 0.5
±1
±2
13
15
60/40
5
10% VDD
15
10
10
±5
200
100
UNITS
MHz
°C
°C
VDC
ppm
%
%
%
mA
mA
%
ns
VDC
VDC
pF
ns
ms
ppm
pS
pS
DIMENSIONS (mm)
Figure 1) Top, Side and Bottom views
Figure 2) Suggested Land Pattern
Pin Connections
Pin #1
Pin #2
Pin #3
Pin #4
Tri-State
Ground
Output
VDD
Tri-State Control Voltage
Pad 1
Open
VIH 90% VDD Min
VIL 10% VDD Max
Pad 3
Oscillation
Oscillation
High Impedance
Note: Internal crystal oscillation to be halted
(Pin #1=VIL)
PART NUMBERING GUIDE: Example ECS-3250SS-270-3B
ECS - Series - Frequency Abbreviation - Voltage
3250SS
270 = 27.000 MHz
See Frequency
Abbreviations (Pg 2)
3 =3.3V
Spread Spectrum Range
A = ± 0.5%
B = ± 1.0%
C = ± 2.0%
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