Datasheet

MSP430FR573x
MSP430FR572x
www.ti.com SLAS639H –JULY 2011–REVISED SEPTEMBER 2013
Outputs – General Purpose I/O
(P1.0 to P1.7, P2.0 to P2.7, P3.0 to P3.7, P4.0 to P4.1, PJ.0 to PJ.5)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN MAX UNIT
I
(OHmax)
= –1 mA
(1)
V
CC
– 0.25 V
CC
2 V
I
(OHmax)
= –3 mA
(2)
V
CC
– 0.60 V
CC
V
OH
High-level output voltage V
I
(OHmax)
= –2 mA
(1)
V
CC
– 0.25 V
CC
3 V
I
(OHmax)
= –6 mA
(2)
V
CC
– 0.60 V
CC
I
(OLmax)
= 1 mA
(1)
V
SS
V
SS
+ 0.25
2 V
I
(OLmax)
= 3 mA
(2)
V
SS
V
SS
+ 0.60
V
OL
Low-level output voltage V
I
(OLmax)
= 2 mA
(1)
V
SS
V
SS
+ 0.25
3 V
I
(OLmax)
= 6 mA
(2)
V
SS
V
SS
+ 0.60
(1) The maximum total current, I
(OHmax)
and I
(OLmax)
, for all outputs combined, should not exceed ± 48 mA to hold the maximum voltage drop
specified.
(2) The maximum total current, I
(OHmax)
and I
(OLmax)
, for all outputs combined, should not exceed ± 100 mA to hold the maximum voltage
drop specified.
Output Frequency – General Purpose I/O
(P1.0 to P1.7, P2.0 to P2.7, P3.0 to P3.7, P4.0 to P4.1, PJ.0 to PJ.5)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN MAX UNIT
2 V 16
Port output frequency
f
Px.y
Px.y
(1) (2)
MHz
(with load)
3 V 24
2 V 16
ACLK, SMCLK, or MCLK at configured output port,
f
Port_CLK
Clock output frequency MHz
C
L
= 20 pF, no DC loading
(2)
3 V 24
(1) A resistive divider with 2 × 1.6 kΩ between V
CC
and V
SS
is used as load. The output is connected to the center tap of the divider.
C
L
= 20 pF is connected from the output to V
SS
.
(2) The output voltage reaches at least 10% and 90% V
CC
at the specified toggle frequency.
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