ST7669V
12.3 Serial Interface Characteristics (3-pin Serial)
Figure 7.10.2-1 3-pin Serial Interface Characteristics
(VSS=0V, VDDI=1.80V, VDDA=2.4V to 3.3V, Ta = 25°C)
MIN MAX Unit Description
Signal
Symbol
TCHW
TCSSW
TCSHW
Parameter
/CS “H” pulse width
/CS-SCL setup time(Write)
/CS-SCL hold time(Write)
10
10
-
-
-
-
-
-
-
ns
ns
ns
ns
ns
ns
ns
/CS
15
TSCYCW Serial clock cycle (Write)
130
90
SCL
TSHW
TSLW
TSDS
SCL “H” pulse width (Write)
SCL “L” pulse width (Write)
Data setup time
40
10
SI
(DIN)
(DOUT)
TSDH
Data hold time
15
-
ns
(VSS=0V, VDDI=2.80V, VDDA=2.4V to 3.3V, Ta = 25°C)
MIN MAX Unit Description
Signal
Symbol
TCHW
TCSSW
TCSHW
Parameter
/CS “H” pulse width
/CS-SCL setup time(Write)
/CS-SCL hold time(Write)
10
10
15
80
50
30
10
-
-
-
-
-
-
-
ns
ns
ns
ns
ns
ns
ns
/CS
TSCYCW Serial clock cycle (Write)
SCL
TSHW
TSLW
TSDS
SCL “H” pulse width (Write)
SCL “L” pulse width (Write)
Data setup time
SI
(DIN)
(DOUT)
TSDH
Data hold time
15
-
ns
Ver 1.3
187/208
6/4/2008
SITRONIX [ SITRONIX TECHNOLOGY CO., LTD. ]
