LM3S328-IRN20-A0T Luminary Micro, Inc., LM3S328-IRN20-A0T Datasheet - Page 357

• Manufacturer Part Number: LM3S328-IRN20-A0T
• Description: Microcontroller
• Manufacturer: Luminary Micro, Inc.

b. Because I2CSCL and I2CSDA are open-drain-type outputs, which the controller can only actively drive Low, the
c. Specified at a nominal 50 pF load.
Figure 18-2. I
18.2.6
Table 18-11. SSI Characteristics
April 27, 2007
Parameter
time I2CSCL or I2CSDA takes to reach a high level depends on external signal capacitance and pull-up resistor
values.
No.
S1
S2
S3
S4
S5
S6
S7
S8
S9
I2CSDA
I2CSCL
Synchronous Serial Interface (SSI)
2
Parameter
C Timing
t
t
t
CLK_HIGH
CLK_LOW
CLK_PER
t
CLKRF
t
t
t
t
t
DMD
DMS
DMH
DSS
DSH
I1
Parameter Name
SSICLK cycle time
SSICLK high time
SSICLK low time
SSICLK rise/fall time
Data from master valid delay time
Data from master setup time
Data from master hold time
Data from slave setup time
Data from slave hold time
I2
I4
Preliminary
I6
I7
Min
20
40
20
40
2
0
-
-
-
Nom
1/2
1/2
7.4
-
-
-
-
-
-
I5
I8
LM3S328 Data Sheet
65024
Max
I3
26
20
-
-
-
-
-
-
t
t
CLK_PER
CLK_PER
system
clocks
Unit
ns
ns
ns
ns
ns
ns
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