CS61584A Cirrus Logic, Inc., CS61584A Datasheet - Page 17

• Manufacturer Part Number: CS61584A
• Description: Dual T1/e1 Line Interface
• Manufacturer: Cirrus Logic, Inc.

DS261PP5
DS261F1
-0.5
Figure 14. Typical Pulse Shape at DSX-1 Cross Connect
C
O
N
3
0
1
0
1
0
0
0
0
0
1
0
1
1
1
1
1
1.0
0.5
0
0
O
C
N
2
0
0
0
0
0
0
1
1
1
0
1
1
0
1
1
1
NORMALIZED
AMPLITUDE
O
C
N
1
0
0
0
0
1
1
0
0
1
1
1
0
1
0
1
1
C
O
N
0
0
0
1
1
0
1
0
1
0
0
1
0
1
1
0
1
250
Transmit Pulse
Width at 50%
244 ns (50%)
244 ns (50%)
244 ns (50%)
244 ns (50%)
350 ns (54%)
350 ns (54%)
350 ns (54%)
350 ns (54%)
350 ns (54%)
350 ns (54%)
324 ns (50%)
324 ns (50%)
324 ns (50%)
Transmit Hi Z
Transmit Hi Z
Amplitude
PULSE SHAPE
Reserved
CS61584A
OUTPUT
TIME (nanoseconds)
500
ANSI T1.102
SPECIFICATION
750
E1: square, 2.37 V into 75
Arbitrary E1 Wave into 75
E1: square, 2.37 V into 75
Arbitrary E1 Wave into 120
DSX-1: 0-133 ft.
DSX-1: 133-266 ft.
DSX-1: 266-399 ft.
DSX-1: 399-533 ft.
DSX-1: 533-655 ft.
Arbitrary DSX-1 Waveform
DS1: FCC Part 68 Option A with undershoot
DS1: FCC Part 68 Option A (0 dB)
Arbitrary DS1 Waveform
Tristate TTIP/TRING Driver Outputs
Tristate TTIP/TRING Driver Outputs
Table 1. Line Configuration Selections
1000
DS261PP5
Transmit Pulse Shape
120
110
100
-10
-20
Figure 15. Mask of the Pulse at the 2048 kbps Interface
90
80
50
10
0
Percent of
nominal
peak
voltage
194 ns
488 ns
269 ns
244 ns
219 ns
Receiver
Slicing
Level
65%
65%
65%
65%
65%
65%
65%
65%
65%
50%
65%
50%
50%
50%
50%
G.703
Specification
CS61584A
CS61584A
Nominal Pulse
Line Code
AMI/HDB3
AMI/HDB3
AMI/HDB3
AMI/HDB3
AMI/HDB3
AMI/B8ZS
AMI/B8ZS
AMI/B8ZS
AMI/B8ZS
AMI/B8ZS
AMI/B8ZS
AMI/B8ZS
AMI/B8ZS
AMI/B8ZS
AMI/B8ZS
Encoder /
Decoder
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