DS3170 Maxim Integrated Products, DS3170 Datasheet - Page 58

• Manufacturer Part Number: DS3170
• Description: Network Controller & Processor ICs DS3-E3 Single-Chip T ransceiver T3-E3 Fra
• Manufacturer: Maxim Integrated Products

Table 10-3
Table 10-3. Source Selection of TLCLK Clock Signal
Figure 10-2
Figure 10-2. Internal Tx Clock
Table 10-4
SIGNAL
TLCLK
identifies the source of the output signal TLCLK based on certain variables and register bits.
identifies the source of the output signal TCLKO based on certain variables and register bits.
shows the source of the TCLKO signals.
TCLKI
CLAD
LOOPT
(PORT.
CR3)
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
RCLKO
(PORT.CR4)
PORT.CR3.
LBM[2:0]
CLADC
XXX
XXX
10X
10X
010
110
010
110
011
011
000
001
100
111
000
001
100
111
0
1
LLB or
LOOPBACK
PLB
PAYLOAD
PLB
PLB
LLB
LLB
LLB
LLB
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NA
NA
0
1
58 of 230
LIUEN
X
X
X
X
X
X
X
X
X
X
1
0
1
1
0
0
1
0
TCLKO
(PORT.CR3)
CLADC
X
X
X
X
X
X
X
X
0
0
0
0
0
1
1
1
1
1
DS3170 DS3/E3 Single-Chip Transceiver
SOURCE
RLCLK
RLCLK
RLCLK
RLCLK
Rx LIU
Rx LIU
Rx LIU
Rx LIU
TCLKI
TCLKI
TCLKI
TCLKI
TCLKI
CLAD
CLAD
CLAD
CLAD
CLAD