ICS85356I Datasheet, PDF (10/14 Pages) Integrated Circuit Systems – 2:1, DIFFERENTIAL-TO-3.3V DUAL LVPECL / ECL CLOCK MULTIPLEXER

Integrated
Circuit
Systems, Inc.
ICS85356I
2:1, DIFFERENTIAL-TO-3.3V
DUAL LVPECL / ECL CLOCK MULTIPLEXER
RELIABILITY INFORMATION
TABLE 7A. θ_JAVS. AIR FLOW TABLE FOR 20 LEAD SOIC
θ_JA by Velocity (Linear Feet per Minute)
Single-Layer PCB, JEDEC Standard Test Boards
Multi-Layer PCB, JEDEC Standard Test Boards
0
83.2°C/W
46.2°C/W
200
65.7°C/W
39.7°C/W
500
57.5°C/W
36.8°C/W
NOTE: Most modern PCB designs use multi-layered boards. The data in the second row pertains to most designs.
TABLE 7B. θ_JAVS. AIR FLOW TABLE FOR 20 LEAD TSSOP
θ_JA by Velocity (Linear Feet per Minute)
Single-Layer PCB, JEDEC Standard Test Boards
Multi-Layer PCB, JEDEC Standard Test Boards
0
114.5°C/W
73.2°C/W
200
98.0°C/W
66.6°C/W
500
88.0°C/W
63.5°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 ICS85356I is: 446
85356AMI
www.icst.com/products/hiperclocks.html
10
REV. A OCTOBER 7, 2004