CN8380 Datasheet, PDF (79/91 Pages) Conexant Systems, Inc – integrated quad line interface unit unit for both 1.544 Mbps (T1) and 2.048 Mbps (E1) applications

CN8380
Quad T1/E1 Line Interface
Table 4-9. Transmitter Signals Timing Parameters
Symbol
Parameter
1
TCLK[n] frequency (input or output)
2/1
TCLK[n] duty cycle (input)
2/1
TCLK[n] duty cycle (output)
—
Rise/fall time (10% to 90%)
TCLK[n], TPOSI[n], TNEGI[n], TDATI[n]
3
Data Input to TCLK[n] falling edge setup time
4
TCLK[n] falling edge to data input hold time
NOTE(S): See Figure 4-5.
Figure 4-5. Transmitter Signals Timing Diagram
TCLK[n]
TPOSI[n],
TNEGI[n],
TDATI[n]
8380_020
1
2
3
4.0 Electrical/Mechanical Specifications
4.5 AC Characteristics
Minimum
1.5
20
45
—
5
5
Maximum
2.1
80
55
20
—
—
Units
MHz
%
%
ns
ns
ns
4
N8380DSA
Conexant
4-9
Advance Information