XRT7300 View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'XRT7300' PDF : 55 Pages View PDF
áç
XRT7300
E3/DS3/STS-1 LINE INTERFACE UNIT
REV. 1.1.1
AC ELECTRICAL CHARACTERISTICS (TA = 25°C, VDD = 5.0V + 5%, UNLESS OTHERWISE SPECIFIED)
SYMBOL
PARAMETER
MIN.
TYP.
MAX.
UNITS
tCO
tRRX
tFRX
Ci
CL
RCLK to RPOS/RNEG Delay Time
RCLK Clock Rise Time (10% to 90%)
RCLK Clock Fall Time (10% to 90%)
Input Capacitance
Load Capacitance
4
ns
2
4
ns
1.5
3
ns
10
pF
10
pF
FIGURE 3. TIMING DIAGRAM OF THE TRANSMIT TERMINAL INPUT INTERFACE
tRTX
tFTX
TClk
tTSU
tTHO
TPDATA or
TNDATA
TTIP or
tTDY
TRING
FIGURE 4. TIMING DIAGRAM OF THE RECEIVE TERMINAL OUTPUT INTERFACE
RClk
LCV
RPOS or
RNEG
tRRX
tLCVO
tCO
tFRX
11
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