RC224ATL View Datasheet(PDF) - Conexant Systems
Part Name
Description
MFG CO.
'RC224ATL' PDF : 104 Pages View PDF
RC224ATL/224ATLV
EmbeddedModem Family
3.0 Pin Descriptions
Table 3-4. RC224ATL/224ATLV 100-Pin PQFP Pin Assignments—Parallel (3 of 4)
Pin Number
Signal Label
I/O Type(1)
54
XTLI
55
XTLO
56
NC
57
DGND
58
DGND
59
NC
60
NC
61
HD0
62
HD1
63
HD2
64
HD3
65
NMI
66
DGND
67
NC
68
HD4
69
HD5
70
HD6
71
HD7
72
RING
73
NC
74
HRD
75
HWT
76
HCS
77
NVRCS
78
HA2
79
(A/A1)
80
DGND
IE
OE
—
DGND
DGND
—
—
DIO
DIO
DIO
DIO
(6)
DGND
—
DIO
DIO
DIO
DIO
DI
—
DI
DI
DI
DO
DI
DO
DGND
NOTE(S):
(1) I/O Types are described in Figure 7-5, Digital Interface Characteristics and
Figure 7-6, Analog Interface Characteristics.
(2) MI = Modem Interconnection.
(3) NC = No external connection (may have internal connection, leave pin disconnected
(open)).
(4) AGND is analog ground and DGND is digital ground.
(5) Connect to VCC through 4.7 kΩ.
(6) Connect ATL to + 5 VCC, ATLV to + 3 VCC.
D224ATLVDSC
Conexant
3-13
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