ICS8343I

Integrated Circuit Systems, Inc. ICS8343I LOW SKEW 1-TO-16 FANOUT BUFFER FEATURES 16 LVCMOS outputs Output frequency up to 200MHz 250ps output skew · 700ps part to part CMOS compatible clock input at 5V, LVTTL and LVCMOS compatible at 3.3V and 2.5V LVTTL output enable inputs Dual output enable inputs facilitates 1-to-16 or 1-to-8 input to output modes 5.0V, 3.3V, 2.5V or mixed 3.3V, 2.5V from -40°C to 85°C ambient operating temperature 32 lead low-profile QFP(LQFP), 7mm x 7mm x 1.4mm package body, 0.8mm package lead pitch GENERAL DESCRIPTION The ICS8343I is a low skew, 1-to-16 Fanout ,&6 Buffer and a member of the HiPerClockS™ family HiPerClockS™ of High Performance Clock Solutions from ICS. The ICS8343I is at 5.0V, 3.3V, 2.5V and mixed 3.3V input and 2.5V supply modes over the commercial temperature range. Guaranteed output and part-topart skew characteristics make the ICS8343I ideal for those clock distribution applications demanding well defined performance and repeatability. www.DataSheet4U.com BLOCK DIAGRAM VDD1 VDD VDD2 PIN ASSIGNMENT OE1 OE2 Q15 Q14 Q13 Q2 Q1 Q0 32 31 30 29 28 27 26 25 CLK VDD1 Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q15 Q14 Q13 Q12 Q11 Q10 Q9 Q8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Q5 Q6 Q7 CLK VDD Q8 Q9 Q10 24 23 22 VDD2 VDD2 VDD2 Q12 Q11 GND GND GND VDD1 VDD1 Q3 Q4 GND GND GND ICS8343I 21 20 19 18 17 OE1 GND OE2 32-Lead LQFP Y package Top View 8343I www.icst.com/products/hiperclocks.html 1 REV. B MARCH 8, 2001 Integrated Circu...