Datasheet

MSP430FW429, MSP430FW428
MSP430FW427, MSP430FW425, MSP430FW423
www.ti.com SLAS383E –OCTOBER 2003–REVISED DECEMBER 2013
Outputs − Ports (P1, P2, P3, P4, P5, P6)
over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
I
OH(max)
= -1.5 mA, V
CC
= 2.2 V
(1)
V
CC
- 0.25 V
CC
I
OH(max)
= -6 mA, V
CC
= 2.2 V
(2)
V
CC
- 0.6 V
CC
V
OH
High-level output voltage V
I
OH(max)
= -1.5 mA, V
CC
= 3 V
(1)
V
CC
- 0.25 V
CC
I
OH(max)
= -6 mA, V
CC
= 3 V
(2)
V
CC
- 0.6 V
CC
I
OL(max)
= 1.5 mA, V
CC
= 2.2 V
(1)
V
SS
V
SS
+ 0.25
I
OL(max)
= 6 mA, V
CC
= 2.2 V
(2)
V
SS
V
SS
+ 0.6
V
OL
Low-level output voltage V
I
OL(max)
= 1.5 mA, V
CC
= 3 V
(1)
V
SS
V
SS
+ 0.25
I
OL(max)
= 6 mA, V
CC
= 3 V
(2)
V
SS
V
SS
+ 0.6
(1) The maximum total current, I
OH(max)
and I
OL(max)
, for all outputs combined, should not exceed ±12 mA to satisfy the maximum specified
voltage drop.
(2) The maximum total current, I
OH(max)
and I
OL(max)
, for all outputs combined, should not exceed ±48 mA to satisfy the maximum specified
voltage drop.
Output Frequency
over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
CC
= 2.2 V dc 10
C
L
= 20 F,
f
(Px.y)
(1 ≤ × ≤ 6, 0 ≤ y ≤ 7) MHz
I
L
= ± 1.5 mA
V
CC
= 3 V dc 12
f
(ACLK)
V
CC
= 2.2 V 8
P1.1/TA0.0/MCLK,
f
(MCLK)
C
L
= 20 pF MHz
P1.5/TA0CLK/ACLK
f
(SMCLK)
V
CC
= 3 V 12
f
ACLK
= f
LFXT1
= f
XT1
40% 60%
P1.5/TA0CLK/ACLK ,
C
L
= 20 pF f
ACLK
= f
LFXT1
= f
LF
30% 70%
V
CC
= 2.2 V, 3 V
f
ACLK
= f
LFXT1/n
50%
Duty cycle of output
t
(Xdc)
50% - 50%+
frequency
f
MCLK
= f
LFXT1/n
50%
P1.1/TA0.0/MCLK,
15 ns 15 ns
C
L
= 20 pF
50% - 50%+
V
CC
= 2.2 V, 3 V
f
MCLK
= f
DCOCLK
50%
15 ns 15 ns
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