DS21448-LW Maxim Integrated Products, DS21448-LW Datasheet - Page 6
DS21448-LW
Manufacturer Part Number
DS21448-LW
Description
Network Controller & Processor ICs 3.3V Quad E1-T1-J1 L ine Interface T1-E1-
Manufacturer
Maxim Integrated Products
Datasheet
1.DS21448L.pdf
(60 pages)
Specifications of DS21448-LW
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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TO REMOTE
LOOPBACK
Figure 1-2. Receive Logic Detail
FROM
REMOTE
LOOPBACK
Figure 1-3. Transmit Logic Detail
RIR1.7
CCR3.1
4 OR 8 ZERO DETECT
INSERT
ROUTED TO
ALL BLOCKS
16 ZERO DETECT
BPV
ROUTED TO
ALL BLOCKS
CCR1.6
GA TE
RIR1.6
OR
MUX
CCR1.1
MUX
1
0
0
1
CCR2.3
CLOCK
INVERT
CCR2.0
RCLK
CCR6.2/
CCR6.0/
CCR6.1
B8ZS/HDB3
DECODER
CODER
CCR2.2
B8ZS/
HDB3
GA TE
MUX
OR
RIR1.5
CCR1.2
0
1
DETECTOR
SR.4 RIR1.3
ALL-ONES
GATE
AND
6 of 60
INSERT
ERROR
LOGIC
CCR3.0
CCR1.0
BPV/CV/EXZ
NRZ DATA
LOOP CODE
SR.6
DETECTOR
TO LOTC OUTPUT PIN
CCR3.3
SR.7
DS21448 3.3V T1/E1/J1 Quad Line Interface
MUX
DETECTOR
LOSS-OF-TRANSMIT
CCR3.4
CCR1.4
CLOCK DETECT
PRBS
SR.0
JACLK
(FROM MCLK)
SR.5
COUNTER (ECR)
16-BIT ERROR
GENERATOR
LOOP CODE
MUX
GENERATOR
OR
GATE
PRBS
CLOCK
INVERT
CCR2.1
CCR6.0
CCR1.6
MUX
RCLK
RPOS
RNEG
PBEO
TPOS
TNEG
TCLK
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