VSC6424 Datasheet, PDF (18/18 Pages) Vitesse Semiconductor Corporation – 500 Mb/s Video Shift Register IC

500 Mb/s Video
Shift Register IC
VITESSE
SEMICONDUCTOR CORPORATION
Preliminary Datasheet
VSC6424
Package Thermal Considerations
Figure 10: ΘCA vs Air Velocity for the 128 PQFP (14mmx20mmx2.7mm)
30
25
Air Vel.
LFPM
Theta(ca)
o_C/W
0
27.5
20
100
23.1
200
19.8
15
400
17.6
600
16.0
10
5
0
0
200
400
600
Air Velocity (LFPM)
S^Θe^Cm^Ai-msteaansduarredmGen4t2m-8e8t/hJoEdD: ESCemJCi-s1ta5n.1da#r1d
G38-87, in a wind tunnel
FR4 PCB 3”x4.5”x0.62”
Notice
This document contains preliminary information about a new product in the preproduction phase of devel-
opment. The information in this document is based on initial product characterization. Vitesse reserves the right
to alter specifications, features, capabilities, functions, manufacturing release dates, and even general availabil-
ity of the product at any time. The reader is cautioned to confirm this datasheet is current prior to using it for
design.
Warning
Vitesse Semiconductor Corporation’s product are not intended for use in life support appliances, devices or
systems. Use of a Vitesse product in such applications without the written consent is prohibited.
Page 18
© VITESSE SEMICONDUCTOR CORPORATION
741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: [phone]
G52236-0, Rev 3.0
7/13/99