Maxim Integrated DS80C390 - Manual (Page 53)

DS80C390
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SERIAL PORT MODE 0 TIMING CHARACTERISTICS
PARAMETER SYMBOL TYPICAL UNITS
Serial port clock cycle time
SM2=0:2 clocks per cycle
SM2=1:4 clocks per cycle
t
XLXL
12 t
CLCL
4 t
CLCL
ns
ns
Output data setup to clock rising
SM2=0:12 clocks per cycle
SM2=1:4 clocks per cycle
t
QVXH
10 t
CLCL
3 t
CLCL
ns
ns
Output data hold from clock rising
M2=0:12 clocks per cycle
SM2=1:4 clocks per cycle
t
XHQX
2 t
CLCL
t
CLCL
ns
ns
Input data hold after clock rising
SM2=0:12 clocks per cycle
SM2=1:4 clocks per cycle
t
XHDX
t
CLCL
t
CLCL
ns
ns
Clock rising edge to input data valid
SM2=0:12 clocks per cycle
SM2=1:4 clocks per cycle
t
XHDV
11 t
CLCL
3 t
CLCL
ns
ns