參數(shù)資料
型號(hào): MSP430F2274TRHAT
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, PQCC40
封裝: GREEN, PLASTIC, QFN-40
文件頁(yè)數(shù): 50/94頁(yè)
文件大?。?/td> 1583K
代理商: MSP430F2274TRHAT
RO/P(OAx)
Max
0.2V
AVCC
AVCC0.2V
VOUT
Min
RLoad
AVCC
CLoad
2
ILoad
OAx
O/P(OAx)
Input Frequency kHz
80
60
40
20
0
20
40
60
80
100
120
140
1
10
100
1000
10000
100000
Slow Mode
Fast Mode
Gain
dB
Medium Mode
Input Frequency kHz
250
200
150
100
50
0
1
10
100
1000
10000
100000
Phase
degrees
Slow Mode
Fast Mode
Medium Mode
MSP430F22x2
MSP430F22x4
SLAS504E
– JULY 2006 – REVISED MARCH 2011
Figure 25. OAx Output Resistance Tests
Operational Amplifier (OA) Dynamic Specifications (MSP430F22x4 Only)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
UNIT
Fast Mode
1.2
SR
Slew rate
Medium Mode
0.8
V/
s
Slow Mode
0.3
Open-loop voltage gain
100
dB
φm
Phase margin
CL = 50 pF
60
deg
Gain margin
CL = 50 pF
20
dB
Noninverting, Fast Mode,
2.2
RL = 47 k, CL = 50 pF
Gain-bandwidth product
Noninverting, Medium Mode,
GBW
2.2 V/3 V
1.4
MHz
RL = 300 k, CL = 50 pF
Noninverting, Slow Mode,
0.5
RL = 300 k, CL = 50 pF
ten(on)
Enable time on
ton, noninverting, Gain = 1
2.2 V/3 V
10
20
s
ten(off)
Enable time off
2.2 V/3 V
1
s
TYPICAL OPEN-LOOP GAIN
TYPICAL PHASE
vs
FREQUENCY
Figure 26.
Figure 27.
54
Copyright
2006–2011, Texas Instruments Incorporated
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