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XRT86VL3X_07 Datasheet, PDF (133/153 Pages) Exar Corporation – T1/E1/J1 FRAMER/LIU COMBO - ARCHITECTURE DESCRIPTION
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XRT86VL3X
REV. 1.2.2
T1/E1/J1 FRAMER/LIU COMBO - ARCHITECTURE DESCRIPTION
AC ELECTRICAL CHARACTERISTICS RECEIVE FRAMER (BASE RATE/NON-MUX)
Test Conditions: TA = 25°C, VDD = 3.3V + 5% unless otherwise specified
SYMBOL
PARAMETER
MIN. TYP. MAX. UNITS
CONDITIONS
RxSERCLK as an Output
t8
Rising Edge of RxSERCLK to Rising Edge of
RxCASYNC
4
nS
t9
Rising Edge of RxSERCLK to Rising Edge of
RxCRCSYNC
4
nS
t10 Rising Edge of RxSERCLK to Rising Edge of
RxSYNC (RxSYNC as Output)
4
nS
t11 Rising Edge of RxSERCLK to Rising Edge of
RxSER
6
nS
t12 Rising Edge of RxSERCLK to Rising Edge of Valid
RxCHN[4:0] data
6
nS
RxSERCLK as an Input
t13 Rising Edge of RxSERCLK to Rising Edge of
RxCASYNC
8
nS
t14 Rising Edge of RxSERCLK to Rising Edge of
RxCRCSYNC
8
nS
t15 Rising Edge of RxSERCLK to Rising Edge of
RxSYNC (RxSYNC as Output)
10
nS
t15 Rising Edge of RxSERCLK to Rising Edge of
RxSYNC (RxSYNC as Input)
230 nS
t16 Rising Edge of RxSERCLK to Rising Edge of
RxSER
10
nS
t17 Rising Edge of RxSERCLK to Rising Edge of Valid
RxCHN[4:0] data
9
nS
FIGURE 111. FRAMER SYSTEM RECEIVE TIMING DIAGRAM (RXSERCLK AS AN OUTPUT)
RxCRCSYNC
RxCASYNC
RxSYNC
RxSERCLK
(Output)
RxSER
RxCHN[4:0]
t8
t9
t10
t11
t12
126
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