VITESSE
SEMICONDUCTOR CORPORATION
Data Sheet
2.488GHz SONET/SDH
Clock Generator
VSC8121
Package Information
44-Pin PQFP Package Drawing
F
G
44
34
Item
mm
Tol.
A
2.45
2.00
MAX
+.10 / -.05
±.05
1
D
E
F
33
0.35
13.20
10.00
13.20
10.00
0.88
±.25
G
H
I
±.10
L
I H
±.25
±.10
J
+.15 / -.10
+.15 / -.10
BASIC
±.50 DIA.
J1
K
L
0.80
23
11
0.80
3.56
12
22
o
10 TYP
D
NOTES:
Drawing not to scale.
Heat spreader up.
All units in mm unless otherwise noted.
Package #: 101-299-1
Issue #: 1
o
10 TYP
K
0.30 RAD.TYP.
A
0.25 MAX.
0.20 RAD. TYP.
o
0 - 8
o
0.102 MAX. LEAD
COPLANARITY
0.17 MAX.
0.25
J1
E
J
G52163-0, Rev 4.2
04/16/01
Page 11
© VITESSE SEMICONDUCTOR CORPORATION • 741 Calle Plano • Camarillo, CA 93012
Tel: (800) VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com
Internet: www.vitesse.com
VITESSE [ VITESSE SEMICONDUCTOR CORPORATION ]
