參數(shù)資料
型號: MSP430F2274MDATEP
廠商: TEXAS INSTRUMENTS INC
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, RISC MICROCONTROLLER, PDSO38
封裝: GREEN, PLASTIC, TSSOP-38
文件頁數(shù): 40/80頁
文件大小: 1269K
代理商: MSP430F2274MDATEP
RO/P(OAx)
Max
0.2V
AVCC
AVCC0.2V
VOUT
Min
RLoad
AVCC
CLoad
2
ILoad
OAx
O/P(OAx)
SLAS614D
– SEPTEMBER 2008 – REVISED MAY 2011
Operational Amplifier (OA) Input/Output Specifications
– Electrical Characteristics
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
TA
VCC
MIN
TYP
MAX
UNIT
VCC -
VI/P
Input voltage range
–55°C to 125°C
–0.1
V
1.2
–55°C to 55°C
–15
±0.5
15
Input leakage
Ilkg
55
°C to 85°C
2.2 V/3 V
–20
±5
20
nA
current(1) (2)
85
°C to 125°C
–100
100
Fast Mode
50
Medium Mode
fV(I/P) = 1 kHz
80
Slow Mode
140
Voltage noise density,
Vn
nV/
√Hz
I/P
Fast Mode
30
Medium Mode
fV(I/P) = 10 kHz
50
Slow Mode
65
VIO
Offset voltage, I/P
–55°C to 125°C
2.2 V/3 V
±10
mV
Offset temperature
See (3)
2.2 V/3 V
±10
μV/°C
drift, I/P
Offset voltage drift
0.3 V
≤ VIN ≤ VCC – 1.0 V
–55°C to 125°C
2.2 V/3 V
±1.5
mV/V
with supply, I/P
ΔVCC ≤ ±10%, TA = 25°C
VCC
Fast Mode, ISOURCE ≤ –500 μA
–55°C to 125°C
VCC
High-level output
0.2
VOH
voltage,
2.2 V/3 V
V
VCC
O/P
Slow Mode, ISOURCE ≤ –150 μA
–55°C to 125°C
VCC
0.1
Low-level output
Fast Mode, ISOURCE ≤ 500 μA
–55°C to 125°C
VSS
0.2
VOL
voltage,
2.2 V/3 V
V
Slow Mode, ISOURCE ≤ 150 μA
–55°C to 125°C
VSS
0.1
O/P
RLoad = 3 k, CLoad = 50 pF,
150
VO/P(OAx) < 0.2 V
Output resistance(4)
RLoad = 3 k, CLoad = 50 pF,
RO/P(OAx)
2.2 V/3 V
150
VO/P(OAx) > VCC – 1.2 V
RLoad = 3 k, CLoad = 50 pF,
0.1
0.2 V
≤ VO/P(OAx) ≤ VCC – 0.2 V
Common-mode
CMRR
Noninverting
2.2 V/3 V
70
dB
rejection ratio
(1)
ESD damage can degrade input current leakage.
(2)
The input bias current is overridden by the input leakage current.
(3)
Calculated using the box method
(4)
Specification valid for voltage-follower OAx configuration
Figure 25. OAx Output Resistance Tests
Copyright
2008–2011, Texas Instruments Incorporated
45
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