參數(shù)資料
型號(hào): MSP430X43X1
廠商: Texas Instruments, Inc.
英文描述: MIXED SIGNAL MICROCONTROLLER
中文描述: 混合信號(hào)微控制器
文件頁數(shù): 35/73頁
文件大小: 1156K
代理商: MSP430X43X1
MSP430x43x1, MSP430x43x, MSP430x44x
MIXED SIGNAL MICROCONTROLLER
SLAS344F JANUARY 2002 REVISED MAY 2007
35
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted) (continued)
SCHMITT-trigger inputs ports P1, P2, P3, P4, P5, and P6
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
IT+
Positive going input threshold voltage
Positive-going input threshold voltage
V
CC
= 2.2 V
V
CC
= 3 V
V
CC
= 2.2 V
V
CC
= 3 V
V
CC
= 2.2 V
V
CC
= 3 V
1.1
1.5
V
1.5
1.9
V
IT
Negative going input threshold voltage
Negative-going input threshold voltage
0.4
0.9
V
0.9
1.3
V
hys
Input voltage hysteresis (V
IT+
V
IT
)
0.3
1.1
V
0.5
1
standard inputs RST/NMI; JTAG: TCK, TMS, TDI/TCLK
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
IL
V
IH
Low-level input voltage
V
CC
= 2.2 V / 3 V
= 2 2 V / 3 V
V
SS
V
SS
+0.6
V
High-level input voltage
0.8
×
V
CC
V
CC
V
inputs Px.x, TAx, TBx
PARAMETER
TEST CONDITIONS
V
CC
MIN
TYP
MAX
UNIT
P t P1 P2 P1
Port P1, P2: P1.x to P2.x, external trigger signal
for the interrupt flag, (see Note 1)
t P2
l t i
2.2 V/3 V
1.5
cycle
t
(int)
External interrupt timing
2.2 V
62
ns
3 V
50
Timer A Timer B capture
Timer_A, Timer_B capture
timing
TA0, TA1, TA2
2.2 V
62
t
(cap)
TB0, TB1, TB2, TB3, TB4, TB5, TB6
(see Note 2)
3 V
50
ns
f
(TAext)
Timer_A, Timer_B clock
frequency externally applied
to pin
TACLK TBCLK INCLK: t
TACLK, TBCLK, INCLK:
(H)
= t
(L)
2.2 V
8
MHz
f
(TBext)
3 V
10
f
(TAint)
f
(TBint)
NOTES:
Timer_A, Timer_B clock
frequency
SMCLK or ACLK signal selected
2.2 V
8
MHz
3 V
10
1. The external signal sets the interrupt flag every time the minimum t
(int)
cycle and time parameters are met. It may be set even with
trigger signals shorter than t
(int)
. Both the cycle and timing specifications must be met to ensure the flag is set. t
(int)
is measured in
MCLK cycles.
2. Seven capture/compare registers in ’x44x and three capture/compare registers in ’x43x(1).
leakage current (see Notes 1 and 2)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
±
50
±
50
±
50
±
50
±
50
±
50
UNIT
I
lkg(P1.x)
I
lkg(P2.x)
I
lkg(P3.x)
I
lkg(P4.x)
I
lkg(P5.x)
I
lkg(P6.x)
NOTES:
Port P1
Port 1: V
(P1.x)
Port 2: V
(P2.x)
Port 3: V
(P3.x)
Port 4: V
(P4.x)
Port 5: V
(P5.x)
Port 6: V
(P6.x)
Port P2
Leakage
current
Port P3
V
CC
= 2.2 V/3 V
= 2 2 V/3 V
nA
Port P4
Port P5
Port P6
1. The leakage current is measured with V
SS
or V
CC
applied to the corresponding pin(s), unless otherwise noted.
2. The port pin must be selected as input and there must be no optional pullup or pulldown resistor.
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