LM3S610 Datasheet, PDF (395/409 Pages) List of Unclassifed Manufacturers – Microcontroller

LM3S610 Data Sheet
b. Because I2CSCL and I2CSDA are open-drain-type outputs, which the controller can only actively drive Low, the
time I2CSCL or I2CSDA takes to reach a high level depends on external signal capacitance and pull-up resistor
values.
c. Specified at a nominal 50 pF load.
Figure 19-2. I²C Timing
I2CSCL
I1
I2CSDA
I2
I4
I6
I7
I5
I8 I3
19.2.6 Synchronous Serial Interface (SSI)
Table 19-11. SSI Characteristics
Parameter
No.
S1
Parameter
t_{CLK_PER}
Parameter Name
SSICLK cycle time
S2
t_{CLK_HIGH}
SSICLK high time
S3
t_{CLK_LOW}
SSICLK low time
S4
t_CLKRF
SSICLK rise/fall time
S5
t_DMD
Data from master valid delay time
S6
t_DMS
Data from master setup time
S7
t_DMH
Data from master hold time
S8
t_DSS
Data from slave setup time
S9
t_DSH
Data from slave hold time
Min
Nom
Max
Unit
2
-
65024 system
clocks
-
1/2
-
t_{CLK_PER}
-
1/2
-
t_{CLK_PER}
-
7.4
26
ns
0
-
20
ns
20
-
-
ns
40
-
-
ns
20
-
-
ns
40
-
-
ns
April 27, 2007
395
Preliminary