COM20020_00 Datasheet, PDF (4/82 Pages) SMSC Corporation – Universal Local Area Network Controller with 2K x 8 On-Board RAM

PIN CONFIGURATION
A0/nMUX
1
A1
2
A2/ALE
3
AD0
4
AD1
5
AD2
6
D3
7
D4
8
D5
9
D6 10
D7 11
VSS 12
24
VDD
23
nRD/nDS
22
nWR/DIR
21
nCS
20
nINTR
19
nRESET IN
18
nTXEN
17
RXIN
16
nPULSE2
15
nPULSE1
14
XTAL2
13
XTAL1
nWR/DIR
nRD/nD
VDD
A0/nMU
A1
A2/ALE
AD0
n nI n V nT R n
2C5 2N4 2R3 2S2 2X1 2X0I 1P9
26
TE
E N U ₁₈
S
L
27
E
17
28
16
1
15
2
14
3
13
4
12
5 6 7 8 9 10 11
nPULSE
XTAL2
XTAL1
VDD
VSS
N/C
D7
Packages: 24-Pin DIP or 28-Pin
Ordering
AA
DD
D
V3
S
D
4
D
5
D
6
COM2002 I P
PACKAGE TYPE: P = Plastic, LJP =
TEMP RANGE:
I = Industrial: -40°C to
DEVICE TYPE: 20020 = Universal Local Area Network
(with 2K x 8
4
DISCONTINUED DATASHEET