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Model
Number		 Input
Reference
Frequency		 Output
Oscillator
Frequency		 Output
Reference
Frequency		 Number of
Outputs and
Logic Type		 Notes
SCG101 8 kHz -
170 MHz		 16.384 MHz -
125.0 MHz		 N/A HCMOS (1) T1 NF D1
SCG102 8 kHz -
170 MHz		 77.76 MHz -
170 MHz		 N/A LVPECL (1) T1 NF D1
SCG2000 8 kHz -
64 kHz		 1.544 MHz -
125.0 MHz		 Equal to
Input Reference
Frequency 		HCMOS (2)  
SCG2010 19.44 MHz 19.44 MHz 8 kHz HCMOS (2)  
SCG2020 19.44 MHz 77.76 MHz 19.44 MHz HCMOS (2)  
SCG2030 8 kHz -
64 kHz		 1.544 MHz -
125.0 MHz		 Equal to
Input Reference
Frequency		 HCMOS (2) D1
SCG2050 8 kHz -
64 kHz		 77.76 MHz 19.44 MHz HCMOS (2)  
SCG2070 19.44 MHz

51.84 MHz,
77.76 MHz

 Equal to
Output Oscillator
Frequency		 HCMOS (2)  
SCG2000I 8 kHz -
64 kHz 		19.44 MHz,
77.76 MHz		 Equal to
Input Reference
Frequency		 HCMOS (2) T2
SCG2500 8 kHz (2) 1.544 MHz -
77.76 MHz		 8 kHz HCMOS (2)  
SCG2520 19.44 MHz (2) 19.44 MHz 19.44 MHz HCMOS (2)  
SCG2540 10 kHz (2) 20.48 MHz 10 kHz HCMOS (2)  
SCG2550 8 kHz (2) 19.44 MHz,
38.88 MHz,
77.76 MHz		 19.44 MHz HCMOS (2)  
SCG2500A 8 kHz (2) 19.44 MHz,
77.76 MHz		 8 kHz HCMOS (2)  
SCG3040 19.44 MHz 155.52 MHz N/A LVPECL (2) NF D1
SCG3041 19.44 MHz 155.52 MHz 77.76 MHz LVPECL (2),
HCMOS (1)		 NF D1
SCG3050 8 kHz 155.52 MHz N/A LVPECL (2) NF
SCG4000 8 kHz -
64 kHz 		125.0 MHz,
155.52 MHz		 Equal to
Input Reference
Frequency		 LVPECL (1),
HCMOS (1)		  
SCG4001 8 kHz 125.0 MHz,
155.52 MHz		 8 kHz LVPECL (1),
HCMOS (1)		  
SCG4010 19.44 MHz 125.0 MHz,
155.52 MHz		 19.44 MHz LVPECL (1),
HCMOS (1)		  
SCG4030 8 kHz -
64 kHz 		155.52 MHz Equal to
Input Reference
Frequency		 LVPECL (1),
HCMOS (1)		 D1
SCG4500 8 kHz (2) 77.76 MHz,
125 MHz,
155.52 MHz		 N/A LVPECL (1)  
SCG4501 8 kHz (2) 155.52 MHz N/A LVPECL (1)  
SCG4505 8 kHz (2) 77.76 MHz,
155.52 MHz		 77.76 MHz LVPECL (1),
CMOS (1)		  
SCG4520 19.44 MHz (2) 77.76 MHz,
155.52 MHz		 N/A LVPECL (1)  
SCG4521 19.44 MHz (2) 155.52 MHz 51.84 MHz LVPECL (1),
CMOS (1)		  
SCG4540 10 kHz (2) 163.84 MHz N/A LVPECL (1)  
SCG4600 8 kHz (2) 155.52 MHz,
622.08 MHz		 N/A LVPECL (1) J1
SCG6500NT 8 kHz (2) 622.08 MHz,
155.52 MHz,
77.76 MHz (2),
8 kHz		 N/A LVPECL (1) J2 D1
SCG6501NT 8 kHz (2) 622.08 MHz,
155.52 MHz,
77.76 MHz (2),
8 kHz		 N/A LVPECL (1) J3 D1
Temp Range is 0 to 70c unless otherwise noted.
T1 Available in 0 to 70c or -40 to 85c
T2 Available in -40 to 85c only
Jitter generation of 1ps (RMS) max (12 kHz
to 20 MHz BW) unless otherwise noted.
J1 2 - 3 ps
J2 622.08 MHz Output - 0.8 ps
155.52 MHz Output - 1 ps
77.76 MHz Output - 4 ps
J3 622.08 MHz Output - 0.8 ps
155.52 MHz Output - 1 ps
19.44 MHz Output - 4 ps
Free Run (20 ppm) unless otherwise noted.
NF No Free Run
Max Duty Cycle 40/60 unless otherwise noted.
D1 Max Duty cycle 45/55