843404AG

www.icst.com/products/hiperclocks.html

REV. A OCTOBER 17, 2005

17

Integrated

Circuit

Systems, Inc.

ICS843404

LVCMOS/CRYSTAL-TO-3.3V LVPECL AND

LVDS CLOCK GENERATOR

RELIABILITY INFORMATION

TRANSISTOR COUNT

The transistor count for ICS843404 is: 2314

TABLE 8.

θ

JA

VS

. AIR FLOW TABLE FOR 28 LEAD TSSOP

θθθθθ

JA by Velocity (Linear Feet per Minute)

0

200

500

Single-Layer PCB, JEDEC Standard Test Boards

82.9°C/W

68.7°C/W

60.5°C/W

Multi-Layer PCB, JEDEC Standard Test Boards

49.8°C/W

43.9°C/W

41.2°C/W

NOTE: Most modern PCB designs use multi-layered boards. The data in the second row pertains to most designs.

ICS843404

LVCMOS/CRYSTAL-TO-3.3V LVPECL AND LVDS CLOCK GENERATOR

TSD

IDT™ / ICS™ LVCMOS/CRYSTAL-TO-3.3V LVPECL AND LVDS CLOCK GENERATOR

ICS843404

17