XRT72L56 Datasheet, PDF (250/486 Pages) Exar Corporation – SIX CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER

XRT72L56 SIX CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER
REV. P1.1.2
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PRELIMINARY
TABLE 45: THE RELATIONSHIP BETWEEN THE NUMBER OF RXOHENABLE OUTPUT PULSES ((SINCE RXOHFRAME
WAS LAST SAMPLED "HIGH") TO THE DS3 OVERHEAD BIT, THAT IS BEING OUTPUT VIA THE RXOH OUTPUT PIN
NUMBER OF RXOHENABLE OUTPUT PULSES
0 (The RxOHEnable and RxOHFrame signals are both sampled "High")
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
THE OVERHEAD BIT BEING OUTPUT BY THE
XRT72L56
X
F1
AIC
F0
NA
F0
FEAC
F1
X
F1
UDL
F0
UDL
F0
UDL
F1
P
F1
CP
F0
CP
F0
CP
F1
P
F1
FEBE
F0
FEBE
F0
FEBE
F1
M0
F1
DL
F0
DL
F0
DL
231