ICS87993I Datasheet, PDF (13/16 Pages) Integrated Circuit Systems – 1-TO-5 DIFFERENTIAL-TO-3.3V LVPECL PLL CLOCK DRIVER W/DYNAMIC CLOCK SWITCH

Integrated
Circuit
Systems, Inc.
ICS87993I
1-TO-5 DIFFERENTIAL-TO-3.3V LVPECL
PLL CLOCK DRIVER W/DYNAMIC CLOCK SWITCH
RELIABILITY INFORMATION
TABLE 6. θ_JAVS. AIR FLOW TABLE
q_JA by Velocity (Linear Feet per Minute)
Single-Layer PCB, JEDEC Standard Test Boards
Multi-Layer PCB, JEDEC Standard Test Boards
0
67.8°C/W
47.9°C/W
200
55.9°C/W
42.1°C/W
500
50.1°C/W
39.4°C/W
NOTE: Most modern PCB designs use multi-layered boards. The data in the second row pertains to most designs.
TRANSISTOR COUNT
The transistor count for ICS87993I is: 2745
87993AYI
www.icst.com/products/hiperclocks.html
13
REV. B May 21, 2003