28333-DSH-001-A_15 Datasheet, PDF (48/65 Pages) M/A-COM Technology Solutions, Inc. – Single/Dual/Triple E3/DS3/STS-1 Line Interface Unit

3.0 Applications
3.1 PCB Design Considerations for the CX2833i
Figure 3-1. DS3/E3 Application Diagram
CX28331/CX28332/CX28333 (-1x)
Single/Dual/Triple E3/DS3/STS-1 Line Interface Unit
Framer
CX28333
TPOS
TNEG
TCLK
TLINEP
TX _TLINEN
Channel 1
RPOS
RLINEP
RNEG
RCLK ^{RX RLINEN}
MODE BIAS RESET
31.6 9 _1:1
31.6 9
37.4 9
0.01µF
1:1
37.4 9
Type 728, 734, 735
75 9
Type 728, 734, 735
75 9
Framer
TPOS
TNEG
TCLK
TLINEP
TX _TLINEN
Channel 2
RPOS
RLINEP
RNEG
RCLK
RX
RLINEN
MODE BIAS RESET
31.6 9 _1:1
31.6 9
37.4 9
0.01µF
1:1
37.4 9
Type 728, 734, 735
75 9
Type 728, 734, 735
75 9
Framer
TPOS
TNEG
TCLK
TLINEP
TX _TLINEN
Channel 2
RPOS
RLINEP
RNEG
RCLK
RX
RLINEN
MODE BIAS RESET
31.6 9 _1:1
31.6 9
37.4 9
0.01µF
1:1
37.4 9
Type 728, 734, 735
75 9
Type 728, 734, 735
75 9
MODE BIAS RESET
RBIAS
12.1K 9
Mode/Status Pins
NOTE(S):
1. All transformers are part number T3001 from Pulse Technology. See Recommended Vendors, Section 3.1.6.
100985_009
3-4
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28333-DSH-001-A
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