CX28331-1X CONEXANT [Conexant Systems, Inc], CX28331-1X Datasheet - Page 54

• Manufacturer Part Number: CX28331-1X
• Description: Single/Dual/Triple E3/DS3/STS-1 Line Interface Unit
• Manufacturer: CONEXANT [Conexant Systems, Inc]

2.0 Functional Description
2.9 AC Characteristics
2-22
2.9 AC Characteristics
Table 2-6. AC Characteristics (Logic Timing)
Tosym, Tisym
RCLK and TCLK
Clock Duty Cycle
Todelay
Tisetup
Tihold
NOTE(S):
1. The description applies to the DS3, E3, and STS-1 clock rates and other parameters such
2. The timing diagram, illustrated in
as pulse width, set-up time, hold time, and duty cycle.
various clock and data signals, and parameter values.
Parameter
Conexant
E3
DS-3
STS-1
Towidth/Tosym, RCLK
Tiwidth/Tisym, TCLK
Tiwidth/Tisym, REFCLK
TPOS/TNRZ, TNEG,
TAIS
TPOS/TNRZ, TNEG,
TAIS
Conditions
Single/Dual/Triple E3/DS3/STS-1 Line Interface Unit
—
Figure
2-12, describes the logical relationship between
Min
—
45
40
40
—
4
0
CX28331/CX28332/CX28333
29.10
22.35
19.29
Nom
—
—
—
—
Max
—
55
60
60
—
—
3
100985A
Unit
ns
ns
ns
ns
ns
ns
%
%
%