Texas Instruments TM4C1294NCPDT - Table 27-8. Recommended Slow GPIO Pad Operating Conditions

Table 27-7. Recommended FAST GPIO Pad Operating Conditions (continued)
UnitMaxNomMinParameter NameParameter
Fast GPIO High-level source current, V
OH
=2.4 V
b
I
OH
mA--2.02-mA Drive
mA--4.04-mA Drive
mA--8.08-mA Drive
mA--10.010-mA Drive
mA--12.012-mA Drive
Fast GPIO Low-level sink current, V
OL
=0.4 V
b
I
OL
mA--2.02-mA Drive
mA--4.04-mA Drive
mA--8.08-mA Drive
mA--10.010-mA Drive
mA--12.012-mA Drive
mA--18.012-mA Drive overdriven to 18-mA
a. Output/pull-up/pull-down disabled; only input enabled
b. I
O
specifications reflect the maximum current where the corresponding output voltage meets the V
OH
/V
OL
thresholds. I
O
current can exceed these limits (subject to absolute maximum ratings).
Table 27-8. Recommended Slow GPIO Pad Operating Conditions
UnitMaxNomMinParameter NameParameter
V4-0.65 * V
DD
Slow GPIO high-level input voltageV
IH
nA4.1--Slow GPIO high-level input current
a
I
IH
V0.35 * V
DD
-0Slow GPIO low-level input voltageV
IL
nA-1--Slow GPIO low-level input current
a
I
IL
V--0.49Slow GPIO Input HysteresisV
HYS
V--2.4Slow GPIO High-level output voltageV
OH
V0.4--Slow GPIO Low-level output voltageV
OL
High-level source current, V
OH
=2.4 V
b
I
OH
mA--2.02-mA Drive
Low-level sink current, V
OL
=0.4 V
b
I
OL
mA--2.02-mA Drive
a. Output/pull-up/pull-down disabled; only input enabled.
b. I
O
specifications reflect the maximum current where the corresponding output voltage meets the V
OH
/V
OL
thresholds. I
O
current can exceed these limits (subject to absolute maximum ratings).
27.3.2.1 GPIO Current Restrictions
Table 27-9. GPIO Current Restrictions
a
UnitMaxNomMinParameter NameParameter
mA112--Cumulative maximum GPIO current per side, left
b
I
MAXL
mA97.6--Cumulative maximum GPIO current per side,
bottom
b
I
MAXB
mA112--Cumulative maximum GPIO current per side, right
b
I
MAXR
1821June 18, 2014
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TM4C1294NCPDT Microcontroller