DS3141+ Maxim Integrated Products, DS3141+ Datasheet - Page 21
DS3141+
Manufacturer Part Number
DS3141+
Description
IC FRAMER DS3/E3 SNGL 144CSBGA
Manufacturer
Maxim Integrated Products
Datasheet
1.DS3141.pdf
(88 pages)
Specifications of DS3141+
Controller Type
DS3/E3 Framer
Interface
LIU
Voltage - Supply
3.135 V ~ 3.465 V
Current - Supply
80mA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
144-CSBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- Current page: 21 of 88
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Table 7-B. BERT/Loopback Interaction—Overhead Bits
Note 1: In M23 mode or E3 mode, the transmit formatter sources the C bits from the appropriate bit positions of the TDAT data stream.
Note 2: When BM[1:0] = 11, the BERT expects a full-bandwidth (payload plus overhead) pattern to come in on the TDAT pin. In M23 mode or
DLB
0
0
0
0
1
1
1
1
0
0
0
0
0
0
0
0
CONFIGURATION BITS
E3 mode with BM[1:0] = 11, the transmit formatter sources the C bits from the appropriate bit positions of the TDAT data stream, even
though those bit positions are actually part of the full-bandwidth BERT pattern.
LLB
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
PLB
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
BM [1:0]
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
Framer and RDAT
Framer and RDAT
Framer
Not used
Not used
Not used
Not used
Framer and RDAT
Framer and RDAT
Framer
Framer, RDAT and
BERT
TPOS/TNEG, Framer,
and RDAT
TPOS/TNEG, Framer,
RDAT, and BERT
TPOS/TNEG, Framer,
and RDAT
TPOS/TNEG and
Framer
Framer, RDAT, and
BERT
From RPOS/RNEG To:
21 of 88
BITS AT OVERHEAD BIT POSITIONS
Not used (Note 1)
Not used
Not used (Note 1)
BERT (Note 2)
Not used (Note 1)
Not used
Not used (Note 1)
BERT (Note 2)
Not used
Not used
Not used
BERT (Note 2)
Not used (Note 1)
Not used
Not used (Note 1)
BERT (Note 2)
From TDAT To:
TPOS/TNEG
Not used
TPOS/TNEG
TPOS/TNEG
TPOS/TNEG,
Framer, and RDAT
Not used
TPOS/TNEG,
Framer, and RDAT
TPOS/TNEG and
Framer
Not used
Not used
Not used
TPOS/TNEG
Not used
TPOS/TNEG
TPOS/TNEG
Not used
From Formatter To:
Not generated
TPOS, TNEG
Not generated
RDAT
Not generated
TPOS/TNEG,
Framer, BERT,
and RDAT
Not generated
RDAT
Not generated
Not used
Not generated
RDAT
Not generated
TPOS/TNEG
Not generated
RDAT
From BERT To:
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