DS3181 Maxim Integrated Products, DS3181 Datasheet - Page 102

• Manufacturer Part Number: DS3181
• Description: Network Controller & Processor ICs DS3-E3 ATM-Packet PH Y with Built-in Line
• Manufacturer: Maxim Integrated Products

Specifications of DS3181

• Product: Framer
• Number Of Transceivers: 1
• Data Rate: 44.736 Mbps
• Supply Voltage (max): 3.465 V
• Supply Voltage (min): 3.135 V
• Supply Current (max): 280 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Package / Case: TEBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 10-4. Source Selection of TCLKOn (internal TX clock)
TCLKOn
Figure 10-3
Figure 10-3. Internal RX Clock
Table 10-5
Table 10-5. Source Selection of RCLKO Clock Signal (internal RX clock)
RCLKOn
SIGNAL
SIGNAL
Rx LIU CLOCK
identifies the source of the output signal RCLKOn based on certain variables and register bits.
shows the source of the RCLKOn signals.
PORT.CR3
RLCLK
PORT.CR3
LOOPT
LOOPT
1
1
0
0
0
0
0
1
1
0
0
0
0
TCLKO
DLB (1XX) or ALB
DLB disabled and
DLB disabled
ALB disabled
(PORT.CR4)
PLB disabled
PLB disabled
(PORT.CR4)
DLB (1XX)
DLB (1XX)
LBM[2:0]
LIUEN
PLB (011)
PLB (011)
LBM[2:0]
0
1
(001)
XXX
XXX
XXX
XXX
DIAGNOSTIC
LOOPBACK
0
1
LIUEN
LIUEN
X
X
1
0
1
0
X
1
0
1
0
0
1
102
(PORT.CR3)
CLADC
(PORT.CR3)
RCLKO
CLADC
X
X
X
X
0
1
X
X
X
X
0
1
1
SOURCE
RLCLKn
RLCLKn
TCLKIn
RX LIU
RX LIU
CLAD
SOURCE
RLCLKn
RLCLKn
TCLKIn
TCLKIn
RX LIU
RX LIU
CLAD