r6781-12 Conexant Systems, Inc., r6781-12 Datasheet - Page 31

• Manufacturer Part Number: r6781-12
• Description: Embedded Modem Family
• Manufacturer: Conexant Systems, Inc.

EmbeddedModem Family
Table 3-1. RC224ATL/224ATLV 68-Pin PLCC Pin Assignments
D224ATLVDSC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
Number
Pin
DCDL
IDLEN0
RING
NC
SEREN
WAKEUP
NVRCS
NVRDIO
A/A1
AAE
DTRL
NC
RXD
RESET
VCC
NVRSK
NC
NC
TXD
DTR
IDLEN1
RAGCO
RADCI
TSTBO
RSTBO
RRSTO
TRSTO
MODEO
TDACO
NC
TXA2
TXA1
RXA
RFILO
Signal Label
D0
DI
DI
DI
DI
DO
DI
DO
DO
DO
DO
DI
DO
DI
DI
DI
MI TO RAGCI
MI TO RADCO
MI TO TSTBI
MI TO RSTBI
MI TO RRSTI
MI TO TRSTI
MI TO MODEI
MI TO TDACI
O (DD)
O(DD)
I(DA)
I/O Type
—
—
—
—
—
—
—
Conexant
—
Serial Mode
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
Number
Pin
AGCIN
VC
NC
TLKRELAY
AGND
OHRELAY
NC
SLEEPI
RAGCI
NC
RSTBI
NC
RRSTI
RADCO
TDACI
TRSTI
TSTBI
MODEI
VAA
SPKR
SLEEP
TEST
XTLI
XTLO
DGND1
DGND2
DSR
CTS
DCD
CI/HS
NMI
MR
RI
2
Signal Label
OD
OD
DI
MI TO RAGCO
MI TO RSTBO
MI TO RRSTO
RADCO
MI TO TADCO
MI TO TRSTO
MI TO TSTBO
MI TO MODEO
O(DF)
DO
DO
DI 4.7K TO VCC
IE
OE
DO
DO
DO
DO
DI
DO
DO
I/O Type
—
—
—
—
—
—
—
—
—
—
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