參數(shù)資料
型號: CN8332EXF
英文描述: PCM Transceiver
中文描述: 收發(fā)器的PCM
文件頁數(shù): 36/48頁
文件大?。?/td> 434K
代理商: CN8332EXF
2.0 Functional Description
CN8331/CN8332/CN8333
2.8 AC Characteristics
Single/Dual/Triple E3/DS3/STS-1 Line Interface Unit
2-18
Conexant
100604B
2.8 AC Characteristics
Table 2-4. AC Characteristics (Logic Timing)
Parameter
Conditions
Min
Nom
Max
Unit
Tosym, Tisym
RCLK and TCLK
E3
DS-3
STS-1
29.10
22.35
19.29
ns
ns
ns
Clock Duty Cycle
Towidth/Tosym, RCLK
Tiwidth/Tisym, TCLK
Tiwidth/Tisym, REFCLK
45
40
40
55
60
60
%
%
%
Todelay
5
ns
Tisetup
TPOS/TNRZ, TNEG,
TAIS
4
ns
Tihold
TPOS/TNRZ, TNEG,
TAIS
0
ns
NOTE(S):
1. The description applies to the DS3, E3, and STS-1 clock rates and other parameters such
as pulse width, set-up time, hold time, and duty cycle.
2. The timing diagram, illustrated in
Figure2-9
, describes the logical relationship between
various clock and data signals, and parameter values.
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