CD2481 Datasheet, PDF (15/222 Pages) Intel Corporation – Programmable Four-Channel Communications Controller

Programmable Four-Channel Communications Controller — CD2481
3.0
Pin Information
3.1
Pin Diagram — CD2481
RXCIN[3]
51
TXCIN[3]
52
DSR*[0]
53
CTS*[0]
54
TXCOUT/DTR*[0]
55
RTS*[0]
56
DSR*[1]
57
CTS*[1]
58
TXCOUT/DTR*[1]
59
RTS*[1]
60
DSR*[2]
61
GND
62
CTS*[2]
63
TXCOUT/DTR*[2]
64
RTS*[2]
65
DSR*[3]
66
CTS*[3]
67
TXCOUT/DTR*[3]
68
RTS*[3]
69
GND
70
A[7]
71
A[6]
72
A[5]
73
A[4]
74
A[3]
75
A[2]
76
A[1]
77
A[0]
78
VDD
79
A/D[15]
80
CD2481
100-Pin MQFP
30
AEN*
29
ADLD*
28
DATEN*
27
DATDIR*
26
RESET*
25
RXCOUT[0]
24
IREQ*[3]
23
IREQ*[2]
22
CD*[3]
21
IREQ*[1]
20
GND
19
IACKOUT*
18
CD*[2]
17
IACKIN*
16
DTACK*
15
DS*
14
AS*
13
R/W*
12
BGACK*
11
CD*[1]
10
BGOUT*
9
BGIN*
8
VDD
7
BR*
6
BUSCLK
5
CLK
4
SIZ[1]
3
SIZ[0]
2
GND
1
CS*
Datasheet
15