r6781-12 Conexant Systems, Inc., r6781-12 Datasheet - Page 40

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

3-14
Table 3-4. RC224ATL/224ATLV 100-Pin PQFP Pin Assignments—Parallel (4 of 4)
NOTE(S):
(1)
(2)
(3)
(4)
(5)
(6)
I/O Types are described in
Figure 7-6, Analog Interface
MI = Modem Interconnection.
NC = No external connection (may have internal connection, leave pin disconnected
(open)).
AGND is analog ground and DGND is digital ground.
Connect to VCC through 4.7 k .
Connect ATL to + 5 VCC, ATLV to + 3 VCC.
Pin Number
100
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
Conexant
DGND
NC
HA1
HA0
IDLENO
NVRSK
RESET
VCC
VCC
NC
HINT
HDIS
NC
NVRDIO
NC
NC
DGND
NC
NC
NC
Figure 7-5, Digital Interface Characteristics
Characteristics.
Signal Label
DGND
DI
DI
DI
DO
IC
(6)
(6)
DO
DO
DIO
DGND
EmbeddedModem Family
I/O Type
and
—
—
—
—
—
—
—
—
D224ATLVDSC
(1)