8735AY-01 www.idt.com REV. G NOVEMBER 12, 2010
13
ICS8735-01
1:5 DIFFERENTIAL-TO-3.3V LVPECL
ZERO DELAY CLOCK GENERATOR
RELIABILITY INFORMATION
TRANSISTOR COUNT
The transistor count for ICS8735-01 is: 2969
TABLE 8A. θ
JA
VS. AIR FLOW TABLE FOR 32 LEAD LQFP PACKAGE
θθ
θθ
θ
JA
by Velocity (Linear Feet per Minute)
0 200 500
Single-Layer PCB, JEDEC Standard Test Boards 67.8°C/W 55.9°C/W 50.1°C/W
Multi-Layer PCB, JEDEC Standard Test Boards 47.9°C/W 42.1°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.
TABLE 8B. θ
JA
VS. AIR FLOW TABLE FOR 32 LEAD VFQFN PACKAGE
θθ
θθ
θ
JA
0 Air Flow (Linear Feet per Minute)
0
Multi-Layer PCB, JEDEC Standard Test Boards 34.8C/W
