PI49FCT20807 1-10 Clock Buffer for Networking Applications Features Description Hig h Fre quenc y >150 MHz eTh PI4 9FC T 2 0 8 0 7, a 2 . 5 V c omp at ible , h i g h- s p e e d , low-noi s e 1-10 non-i nver t i ng c lo c k bu ffer, i s d e si g ne d to t a r ge t ne t work i ng Hig h-sp e e d, low-nois e, non-inver t ing 1-10 buffer appl ic at ion s t h at re qu i re low-s ke w, low-jit ter, a nd h i g h-f re quen- L ow-ske w (<150ps) b et we en any t wo output clo cks c y c lo c k d i s t r ibut ion . P rov id i ng out put-to - out put s k e w a s low a s L ow dut y c ycle distor t ion <300ps 15 0 p s , t he PI4 9FC T 2 0 8 0 7 i s a n id e a l c lo c k d i s t r ibut ion d e v ic e for L ow prop agat ion del ay <3.5ns s y nc h ronou s s y s t em s . D e si g n i ng s y nc h ronou s ne t work i ng s y s - t em s re qu i re s a t i g ht le ve l of s k e w f rom a l a r ge nu mb er of out put s . Mu lt iple V , GND pins for nois e re duc t ion DD 2.5V supply volt age and 3V tolerant input Packag ing (Pb-f re e & Gre en avai l able): -20-pin SSOP (H) Pin Description -20-pin QSOP (Q) Pin Name Description BUF IN Input CLK 0:9 Outputs GND Ground V Power DD Block Diagram Pin Configuration CLK0 BUF IN V 1 20 DD GND CLK9 2 19 CLK1 CLK0 CLK8 3 18 BUF IN GND V 4 17 DD 20-Pin CLK2 CLK1 CLK7 5 16 H, Q GND V 6 15 DD CLK2 CLK6 7 14 CLK3 GND V 8 13 DD CLK3 CLK5 9 12 GND CLK4 10 11 CLK9 www.pericom.com 09/25/14 1PI49FCT20807 1-10 Clock Buffer for Networking Applications Maximum Ratings (Above which the useful life may be impaired. For user guidelines, not tested.) Note: Storage Temperature ......................................... 65C to +150C Stresses greater than those listed under MAXIMUM V Voltage .............................................................0.5V to +3.6V DD RATINGS may cause permanent damage to the de- (4) Input/Output Voltage ...................................... 0.5V to V +0.5V DD vice. This is a stress rating only and functional opera- tion of the device at these or any other conditions DC Output Current ............................................. 60mA to +60mA above those indicated in the operational sections of Power Dissipation ............................................................. 500mW this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may Operating Range affect reliability. V Voltage ................................................................0.3V to 3.6V IN V Voltage ..................................................................2.5V 0.2V DD Industrial Temperature ......................................... 40C to +85C Input Frequency ....................................................DC to 150 MHz Capacitive Loading .................................................. 10pF to 25pF DC Electrical Characteristics (Over the Operating Range) (1) (2) Parameters Description Test Conditions Min. Typ. Max. Units V Input HIGH Voltage Guaranteed Logic HIGH Level (Input Pins) 1.7 IH V V Input LOW Voltage Guaranteed Logic LOW Level (Input Pins) 0.7 IL V = Max., V = V or DD IN DD I Input Current V = V 1 mA I IN DD GND Clamp Diode V V = Min., I = 18mA 0.7 1 IK DD IN Voltage I = 1mA 2 Output HIGH OH V V = Min., V = V or V OH DD IN IH IL V (3) Voltage I = 8mA 1.8 OH I = 1mA 0.4 Output LOW OL V V = Min., V = V or V OL DD IN IH IL Voltage I = 8mA 0.6 OL Notes: 1. For Max. or Min. conditions, use appropriate value specified under Electrical Characteristics for the applicable device type. 2. Typical values are at V = 2.5V, +25C ambient and maximum loading. DD 3. V = V 0.6V at rated current. OH DD 4. This value is limited to 3.6V maximum. Power Supply Characteristics (1) (2) Parameters Description Test Conditions Min. Typ. Max. Units I Quiescent Power Supply V = Max. V = GND or V 0.1 20 DDQ DD IN DD Current A (3) I Supply Current per V = Max. V = V 0.6V 47 300 DD IN DD DD Inputs TTL HIGH I Dynamic Supply Current V = 2.7V, 15pF & 150 MHz 136 DD DD mA (See Graph 1) 33-ohm load Notes: 1. For Max. or Min. conditions, use appropriate value specified under Electrical Characteristics for the applicable device. 2. Typical values are at V = 2.5V, +25C ambient. DD 3. Per TTL driven input (V = V 0.6V) all other inputs at V or GND. IN DD DD www.pericom.com 09/25/14 2