P
R
E
L
I
M
I
N
A
R
Y
I
N
F
O
R
M
A
T
I
O
N
XpressFlow-2020 Series –
Ethernet Switch Chipset
SC220
XpressFlow Engine
5.2 256- Pin BGA
B
Pin 1 I.D.
20 18 16 14 12 10
19 17 15 13 11
8
6
4
2
9
7
5
3
1
A
B
C
D
E
F
G
H
J
K
L
A
M
N
P
R
T
U
V
W
Y
1.27
27.00
24.13
C
2.50
max
0.50 / 0.70
Ordering Information
Part Number
Description
XpressFlow Switch Engine
Identification
C 0 B
Vertex Networks Use
TAV
Revision
rrr
SC220
Environmental –
Speed grade -
C = Commercial
I = Industrial
Revision -
For latest revision, leave blank
001 = Rev.1
0 = 40 MHz
5 = 50 MHz
6 = 66 MHz
Package -
B = BGA
P= PQFP
This document contains preliminary information on our product. Vertex reserves the right to make any changes without notice.
16842 Von Karman Ave, Suite 250
Rev. 4.5- February, 1999
Irvine, CA 92606-4950
Tel. 1-714-252-8880, FAX: 1-714-252-8868
Web Site: www.vertex-networks.com
Ó 1998 V
N
ERTEX ETWORKS
ZARLINK [ ZARLINK SEMICONDUCTOR INC ]
