XRT86VX38
40
REV. 1.0.2 OCTAL T1/E1/J1 FRAMER/LIU COMBO - HARDWARE DESCRIPTION
AC ELECTRICAL CHARACTERISTICS TRANSMIT FRAMER (BASE RATE/NON-MUX)
Test Conditions: TA = 25°C, VDD = 3.3V + 5% unless otherwise specified
S
YMBOL PARAMETER MIN.TYP.MAX.UNITS CONDITIONS
t
1
TxSERCLK to TxMSYNC delay 234 nS
t
2
TxSERCLK to TxSYNC delay 230 nS
t
3
TxSERCLK to TxSER data delay 230 nS
t
4
Rising Edge of TxSERCLK to Rising Edge of TxCH-
CLK
13 nS
t
5
TxSERCLK to TxSIG delay 230 nS
FIGURE 2. FRAMER SYSTEM TRANSMIT TIMING DIAGRAM (BASE RATE/NON-MUX)
AC ELECTRICAL CHARACTERISTICS RECEIVE FRAMER (BASE RATE/NON-MUX)
Test Conditions: TA = 25°C, VDD = 3.3V + 5% unless otherwise specified
S
YMBOL PARAMETER MIN.TYP.MAX.UNITS CONDITIONS
RxSERCLK as an Output
t
8
Rising Edge of RxSERCLK to Rising Edge of
RxCASYNC
4nS
t
9
Rising Edge of RxSERCLK to Rising Edge of
RxCRCSYNC
4nS
t
10
Rising Edge of RxSERCLK to Rising Edge of
RxSYNC (RxSYNC as Output)
4nS
t
11
Rising Edge of RxSERCLK to Rising Edge of
RxSER
6nS
RxSERCLK as an Input
TxMSYNC
TxSYNC
TxSERCLK
TxSER
TxCHN_0
(TxSIG)
ABCD
t
1
t
2
t
3
t
5
