cx28380 Mindspeed Technologies, cx28380 Datasheet - Page 70

• Manufacturer Part Number: cx28380
• Description: Cn8380 Quad T1/e1 Line Interface
• Manufacturer: Mindspeed Technologies

Table 4-14.
Figure 4-8.
Table 4-15.
29380-DSH-001-B
GENERAL NOTE:
1. See
Symbol
Symbol
2, 3
10
—
1
2
3
4
5
6
7
8
9
3
4
Figure
4-8.
CS Setup Before SCLK Rising Edge
SCLK Frequency
SCLK High Pulse Width
SCLK Low Pulse Width
SDI to SCLK Rising Edge Setup Time
SCLK Rising Edge to SDI Hold Time
CS Inactive Cycle Time
SCLK Falling Edge to SDO Three-State
SCLK Falling Edge to SDO Valid Time
CS Setup Before SCLK Falling Edge
CS Inactive to Read or Write Cycle termination
Rise/fall time (10% to 90%)
TCLK[n], TPOSI[n], TNEGI[n], TDATI[n]
Data Input to TCLK[n] falling edge setup time
TCLK[n] falling edge to data input hold time
8380_020
Transmitter Signals Timing Parameters
Transmitter Signals Timing Diagram
Host Serial Port Timing Parameters (1 of 2)
TPOSI[n],
TNEGI[n],
TDATI[n]
TCLK[n]
Preliminary Information / Mindspeed Proprietary and Confidential
Parameter
Parameter
Mindspeed Technologies
2
3
1
1 SCLK Cycles
Minimum
Minimum
4
—
5
5
125
100
10
—
25
25
10
—
10
5
®
Electrical/Mechanical Specifications
2 SCLK Cycles
Maximum
Maximum
20
—
—
—
—
—
—
—
—
—
50
—
8
Units
Units
MHz
—
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
62