Texas Instruments MSP430 series - Page 35

MSP430F23x
MSP430F24x(1)
MSP430F2410
www.ti.com SLAS547I –JUNE 2007–REVISED DECEMBER 2012
Schmitt-Trigger Inputs (Ports P1, P2, P3, P4, P5, P6, RST/NMI, JTAG, XIN, XT2IN)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN TYP MAX UNIT
0.45 V
CC
0.75 V
CC
V
IT+
Positive-going input threshold voltage 2.2 V 1 1.65 V
3 V 1.35 2.25
0.25 V
CC
0.55 V
CC
V
IT-
Negative-going input threshold voltage 2.2 V 0.55 1.20 V
3 V 0.75 1.65
2.2 V 0.2 1
V
hys
Input voltage hysteresis (V
IT+
- V
IT-
) V
3 V 0.3 1
For pullup: V
IN
= V
SS
,
R
Pull
Pullup/pulldown resistor 3 V 20 35 50 kΩ
For pulldown: V
IN
= V
CC
C
I
Input capacitance V
IN
= V
SS
or V
CC
5 pF
Inputs (Ports P1, P2)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN MAX UNIT
Port P1, P2: P1.x to P2.x, External trigger
t
(int)
External interrupt timing 2.2 V, 3 V 20 ns
pulse width to set interrupt flag
(1)
TA0, TA1, TA2 2.2 V 62
t
cap
Timer_A Timer_B capture timing ns
TB0, TB1, TB2, TB3, TB4, TB5, TB6 3 V 50
2.2 V 8
f
TAext
, Timer_A, Timer_B clock frequency
TACLK, TBCLK, INCLK: t
(H)
= t
(L)
MHz
f
TBext
externally applied to pin
3 V 10
2.2 V 8
f
TAint
,
Timer_A, Timer_B clock frequency SMCLK or ACLK signal selected MHz
f
TBint
3 V 10
(1) An external signal sets the interrupt flag every time the minimum interrupt pulse width t
(int)
is met. It may be set even with trigger signals
shorter than t
(int)
.
Leakage Current (Ports P1, P2, P3, P4, P5, P6)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN MAX UNIT
I
lkg(Px.y)
High-impedance leakage current See
(1) (2)
2.2 V, 3 V ±50 nA
(1) The leakage current is measured with V
SS
or V
CC
applied to the corresponding pins, unless otherwise noted.
(2) The leakage of the digital port pins is measured individually. The port pin is selected for input and the pullup/pulldown resistor is
disabled.
Standard Inputs (RST/NMI)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN MAX UNIT
V
IL
Low-level input voltage 2.2 V, 3 V V
SS
V
SS
+ 0.6 V
V
IH
High-level input voltage 2.2 V, 3 V 0.8 V
CC
V
CC
V
Copyright © 2007–2012, Texas Instruments Incorporated Submit Documentation Feedback 35