
IDT / ICS 2.5V LVPECL FREQUENCY SYNTHESIZER
15
ICS843001AK-40 REV. A OCTOBER 10, 2007
ICS843001-40
FEMTOCLOCKS CRYSTAL-TO-2.5V LVPECL FREQUENCY SYNTHESIZER
RELIABILITY INFORMATION
TRANSISTOR COUNT
The transistor count for ICS843001-40 is: 2121
TABLE 7.
θ
JA
VS
. AIR FLOW TABLE FOR 16 LEAD VFQFN
θθθθθ
JA
vs. 0 Air Flow (Meters per Second)
0
1
2.5
Multi-Layer PCB, JEDEC Standard Test Boards
74.9°C/W
65.5°C/W
58.8°C/W