5Mbps ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
Datasheet
Chapter 2
Pin Configurations
nRESET IN
nPULSE2
19
18
17
16
15
14
13
12
5
AD1
6
AD2
7
VSS
8
D3
9
D4
10
D5
11
D6
nPULSE 1
XTAL2
XTAL1
VDD
VSS
N/C
D7
nTXEN
21
nINTR
25
nWR/DIR
nRD/nDS
VDD
A0/nMUX
A1
A2/ALE
AD0
26
27
28
1
2
3
4
24
23
22
20
Package: 28-Pin PLCC
Ordering Information:
COM20020 I LJP
PACKAGE TYPE: "LJP" = Standard (Sn/Pb) plated PLCC
"-DZD" = Pb-free plated PLCC
TEMP RANGE:
(Blank) = Commercial = 0°C to +70°C
"I" = Industrial = -40°C to +85°C
20020 = Universal Local Area Network Controller
(with 2K x 8 RAM)
DEVICE TYPE:
Figure 2.1 - Pin Configuration - COM20020I 28-Pin PLCC
SMSC COM20020I Rev D
Page 7
RXIN
nCS
VSS
Revision 12-05-06
DATASHEET