參數(shù)資料
型號(hào): MSP430G2452IPW14
廠商: TEXAS INSTRUMENTS INC
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 16 MHz, RISC MICROCONTROLLER, PDSO14
封裝: GREEN, PLASTIC, TSSOP-14
文件頁(yè)數(shù): 24/59頁(yè)
文件大?。?/td> 1020K
代理商: MSP430G2452IPW14
MSP430G2x52
MSP430G2x12
SLAS722D
– DECEMBER 2010 – REVISED AUGUST 2011
Comparator_A+
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
UNIT
I(DD)
CAON = 1, CARSEL = 0, CAREF = 0
3 V
45
A
CAON = 1, CARSEL = 0, CAREF = 1/2/3,
I(Refladder/RefDiode)
3 V
45
A
No load at CA0 and CA1
VCC
V(IC)
Common-mode input voltage
CAON = 1
3 V
0
V
– 1
PCA0 = 1, CARSEL = 1, CAREF = 1,
V(Ref025)
(Voltage at 0.25 VCC node) ÷ VCC
3 V
0.24
No load at CA0 and CA1
PCA0 = 1, CARSEL = 1, CAREF = 2,
V(Ref050)
(Voltage at 0.5 VCC node) ÷ VCC
3 V
0.48
No load at CA0 and CA1
PCA0 = 1, CARSEL = 1, CAREF = 3,
V(RefVT)
3 V
490
mV
No load at CA0 and CA1, TA = 85°C
V(offset)
Offset voltage(1)
3 V
±10
mV
Vhys
Input hysteresis
CAON = 1
3 V
0.7
mV
TA = 25°C, Overdrive 10 mV,
120
ns
Without filter: CAF = 0
Response time
t(response)
3 V
(low-high and high-low)
TA = 25°C, Overdrive 10 mV,
1.5
s
With filter: CAF = 1
(1)
The input offset voltage can be cancelled by using the CAEX bit to invert the Comparator_A+ inputs on successive measurements. The
two successive measurements are then summed together.
30
Copyright
2010–2011, Texas Instruments Incorporated
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