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TMS570LS0914 Datasheet, PDF (94/159 Pages) Texas Instruments – 16- and 32-Bit RISC Flash Microcontroller
TMS570LS0914
SPNS225C – JUNE 2013 – REVISED SEPTEMBER 2015
www.ti.com
Table 7-2. Switching Characteristics for Output Timings versus Load Capacitance (CL) (continued)
Parameter
MIN
MAX
Unit
Rise time, tr
Selectable 8mA / 2mA-z
pins
(see Table 4-40)
8mA mode
CL = 15 pF
CL = 50 pF
CL = 100 pF
2.5
ns
4
7.2
CL = 150 pF
12.5
Fall time, tf
CL = 15 pF
CL = 50 pF
2.5
ns
4
CL = 100 pF
7.2
CL = 150 pF
12.5
Rise time, tr
2mA-z mode
CL = 15 pF
CL = 50 pF
8
ns
15
CL = 100 pF
23
CL = 150 pF
33
Fall time, tf
CL = 15 pF
CL = 50 pF
8
ns
15
CL = 100 pF
23
CL = 150 pF
33
Output
tr
VOL
V OH
tf
VOH
VOL
Figure 7-2. CMOS-Level Outputs
VCCIO
0
Table 7-3. Timing Requirements for Outputs(1)
Parameter
MIN
MAX
UNIT
td(parallel_out)
Delay between low to high, or high to low transition of general-purpose output signals
that can be configured by an application in parallel, e.g. all signals in a GIOA port, or
all N2HET1 signals, etc.
6
ns
(1) This specification does not account for any output buffer drive strength differences or any external capacitive loading differences. Check
Table 4-40 for output buffer drive strength information on each signal.
94
Peripheral Information and Electrical Specifications
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