SM33J Series 2.5V
2.5V
PLETRONICS
CMOS Clock Oscillator
Applications
Features
Driving A/Ds, D/As, FPGAs
Digital Video
Ethernet, GbE
Medical
Pletronics’ SM33J Series is a quartz crystal
controlled precision square wave oscillator
CMOS Output (will interface with TTL devices)
Enable/Disable Function includes low standby power
Low Jitter
2.5V nominal Supply Voltage
1.25-125 MHz Frequency Range
Storage Area Networking
COTS
Broad Band Access
SONET/ SDH/ DWDM
Base Stations/ Picocell
Test & Measurement
SM33JW
2.0 x 2.5 x 0.81 mm
LCC Ceramic Package
Electrical Characteristics
Condition
Parameter
Frequency Range 2
Min
Typ Max
Unit
1.25
-
125
MHz
Consult factory for other options
Frequency Stability vs. T emperature 2
± 20 = 20, ± 25 = 44, ± 50 = 45
For all supply voltages, load changes, aging for 1 year at 25°C ± 2°
C, shock, vibration and temperatures
±20
-
±50
ppm
-10
-20
-40
-
-
-
+70
+70
+85
Standard range
Extended range C option
Extended range E option
Operating Temperature Range 2
°C
Supply Voltage 1, 2 VCC
Output Waveform
Duty Cycle
2.25
2.50
2.75
Volts
2.5V ± 10%
CMOS
45
VCC -0.4
-
-
-
-
55
-
%
V
Output VHIGH
See Load Circuit
Output VLOW
0.4
V
CLOAD = 15 Pf
Output TRISE and TFALL
-
1
5
ns
10% to 90% of VCC
See Load Circuit
Startup Time
VDISABLE
-
-
-
-
-
10
30
ms
Time for output to reach specified frequency
%
Of VCC applied to Pad 1
VENABLE
70
Enable Time
-
-
-
-
-
100
200
-
ns
ns
Time for output to reach a logic state
Time for output to reach a high Z state
To VCC
Disable Time
Enable/Disable Internal Pull-up
30
Kohm
Output Leakage
VOUT = VCC
VOUT = 0V
-10
-10
+10
+10
-
-
µA
µA
Pad 1 low, device disabled
Standby Current
Phase Noise
-
10
-78
10 Hz
100 Hz
-107
-132
-144
-151
-155
-158
1 kHz
10 kHz
100 kHz
1 MHz
-
-
dBc/Hz 25°C ± 2°C at 100 MHz
10 MHz
Storage Temperature Range
-55
-
+125
°C
Notes: Specifications with Pad 1 E/D open circuit
1 Place an appropriate power supply bypass capacitor next to device for correct operation
2 Specified by part number
Product information is current as of publication date. The product conforms to specifications per the terms of the Pletronics standard warranty.
Production processing does not necessarily include testing of all parameters.
Jan 3, 2020 Rev. A
Pg 1
Copyright © 2020 Pletronics Inc. 19013 36th Ave. W, Lynnwood, WA 98036 USA www.pletronics.com 425-776-1880