Application Specific Quick Turn ClockTM
For use with Sigma Designs SMP8644/42 and SMP8654/52
47745 Fremont Blvd., Fremont, California 94538 Tel (510) 492-0990 Fax (510) 492-0991 www.phaselink.com Rev 5/13/09 Page 2
ELECTRICAL SPECIFICATIONS
ABSOLUTE MAXIMUM RATINGS
PARAMETERS SYMBOL MIN. MAX. UNITS
Supply Voltage Range VDD -0.5 4.6 V
Input Voltage Range VI-0.5 VDD+0.5 V
Output Voltage Range VO-0.5 VDD+0.5 V
Soldering Temperature (Green package) 260 C
Storage Temperature TS-65 150 C
Ambient Operating Temperature* -40 85 C
Exposure of the device under conditions beyond the limits specified by Maximum Ratings for extended periods may cause permanent damage to the device
and affect product reliability. These conditions represent a stress rating only, and functional operations of the device at these or any other conditions above
the operational limits noted in this specification is not implied. *Operating temperature is guaranteed by design. Parts are tested to commercial grade only.
GENERAL ELECTRICAL SPECIFICATIONS
PARAMETERS SYMBOL CONDITIONS MIN. TYP. MAX. UNITS
Supply Current, Dynamic IDD Load=15pF 20 mA
Operating Voltage VDD 2.97 3.63 V
Output Low Voltage VOL IOL = +4mA 0.4 V
Output High Voltage VOH IOH = -4mA VDD – 0.4 V
Output Current IOSD VOL = 0.4V, VOH = 2.4V 10 mA
Settling Time At power-up (VDD > 2.97V) 2 ms
Output Rise Time tr15pF Load, 10/90%VDD 2.5 3.5 ns
Output Fall Time tf15pF Load, 90/10%VDD 2.5 3.5 ns
Duty Cycle At VDD/2 45 50 55 %
CRYSTAL SPECIFICATIONS
PARAMETERS SYMBOL MIN. TYP. MAX. UNITS
Fundamental Crystal Resonator Frequency FXIN 27 MHz
Crystal Loading Rating CL (xtal) 18 pF
Maximum Sustainable Drive Level 500 W
Operating Drive Level 100 W
Crystal Shunt Capacitance C0 6 pF
Effective Series Resistance, Fundamental ESR 30 Ω