CX28344 Conexant, CX28344 Datasheet - Page 13

• Manufacturer Part Number: CX28344
• Description: (CX2834x) Dual / Triple / Quad / Hex / Octal - Enhanced DS3 / E3 Framer
• Manufacturer: Conexant

CX28342/3/4/6/8 Data Sheet
1.2
Figure 1-1. CX28342 Pin Assignments
28348-DSH-001-B
RXPOS1/RXNRZ1
RXPOS2/RXNRZ2
TXPOS1/TXNRZ1
TXPOS2/TXNRZ2
RXNEG1/LCVL1
RXNEG2/LCVL2
VSS_GN4
VSS_GN5
VSS_GN1
VSS_GN2
LINECK1
LINECK2
VDDO_1
TXNEG1
TXNEG2
VDDO_2
VDDO_3
VSSO_1
TCLKO1
TCLKO2
VSSO_2
VDD1_1
RXCKI1
VSS1_1
RXCKI2
VSS1_2
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
Pin Descriptions (CX28342/3/4)
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
35
36
Pin descriptions for the CX28342, CX28343, and CX28344 devices are covered in the
following paragraphs.
Figure 1-1
pin assignments for CX28343 triple framer.
CX28344 quad framer.
NOTE:
PIN 1
REF
illustrates pin assignments for CX28342 dual framer.
Mindspeed Technologies™
All input pins are 5 V-tolerant. See
through
1-8
Dual Framer
CX28342
for pin descriptions.
Table 1-1
Figure 1-4
for pin type definitions. See
illustrates pin assignments for
108
107
106
105
104
103
102
101
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
Figure 1-2
VSSO_6
INTR
CS
MOTO
ALE
VDDO_12
R/W*(WR*)
DS*(RD*)
DTACK
VDD1_4
VDDO_11
VSS1_6
VDDO_10
A[0]
A[1]
A[2]
A[3]
A[4]
A[5]
A[6]
A[7]
A[8]
VSS1_5
VDD1_3
VDDO_9
AD[0]
AD[1]
AD[2]
AD[3]
AD[4]
VDDO_8
AD[5]
AD[6]
AD[7]
TESTMOD2
VSSO_5
Product Description
100542_002b
Tables 1-2
illustrates
1
-
3