參數(shù)資料
型號(hào): 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): 38/80頁
文件大?。?/td> 1269K
代理商: MSP430F2274MDATEP
SLAS614D
– SEPTEMBER 2008 – REVISED MAY 2011
10-Bit ADC, Linearity Parameters
– Electrical Characteristics
(1)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
TA
VCC
MIN
TYP
MAX
UNIT
EI
Integral linearity error
–55°C to 125°C
2.2 V/3 V
±1
LSB
ED
Differential linearity error
–55°C to 125°C
2.2 V/3 V
±1
LSB
EO
Offset error
Source impedance RS < 100
–55°C to 125°C
2.2 V/3 V
±1
LSB
SREFx = 010, un-buffered external
reference,
–55°C to 125°C
2.2 V
±1.1
±2
VeREF+ = 1.5 V
SREFx = 010; un-buffered external
reference,
–55°C to 125°C
3 V
±1.1
±2
VeREF+ = 2.5 V
EG
Gain error
LSB
SREFx = 011, buffered external
reference(2),
–55°C to 125°C
2.2 V
±1.1
±4
VeREF+ = 1.5 V
SREFx = 011, buffered external
reference (2),
–55°C to 125°C
3 V
±1.1
±3
VeREF+ = 2.5 V
SREFx = 010, unbuffered external
reference,
–55°C to 125°C
2.2 V
±2
±5
VeREF+ = 1.5 V
SREFx = 010, unbuffered external
reference,
–55°C to 125°C
3 V
±2
±5
VeREF+ = 2.5 V
ET
Total unadjusted error
LSB
SREFx = 011, buffered external
reference(2),
–55°C to 125°C
2.2 V
±2
±7
VeREF+ = 1.5 V
SREFx = 011, buffered external
reference(2),
–55°C to 125°C
3 V
±2
±6
VeREF+ = 2.5 V
(1)
2.2V Not Production Tested.
(2)
The reference buffer
's offset adds to the gain and total unadjusted error.
Copyright
2008–2011, Texas Instruments Incorporated
43
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