DS3170 Maxim Integrated Products, DS3170 Datasheet - Page 223

• Manufacturer Part Number: DS3170
• Description: Network Controller & Processor ICs DS3-E3 Single-Chip T ransceiver T3-E3 Fra
• Manufacturer: Maxim Integrated Products

Figure 16-10. DS3 Pulse Mask Template
Table 16-9. E3 Waveform Test Parameters and Limits
Rate
Line Code
Transmission Medium
Test Measurement Point
Test Termination
Pulse Amplitude
Pulse Shape
Ratio of the Amplitudes of Positive and Negative
Pulses at the Center of the Pulse Interval
Ratio of the Widths of Positive and Negative
Pulses at the Nominal Half Amplitude
PARAMETER
223 of 230
34.368Mbps (20ppm)
HDB3
Coaxial cable (AT&T 734A or equivalent)
At the transmitter
75 (1%) resistive
1.0V (nominal)
An isolated pulse (preceded by two zeros and
followed by one or more zeros) falls within the
template shown in
0.95 to 1.05
0.95 to 1.05
SPECIFICATION
Figure
DS3170 DS3/E3 Single-Chip Transceiver
16-11.