參數(shù)資料
型號: LTC1291CIJ8
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: Single Chip 12-Bit Data Acquisition System
中文描述: 2-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, CDIP8
封裝: CERDIP-8
文件頁數(shù): 4/20頁
文件大小: 376K
代理商: LTC1291CIJ8
4
LTC1291
Supply Current vs Supply Voltage
Supply Current vs Temperature
C
HARA TERISTICS
U
A
TYPICAL PERFOR
CE
Change in Gain vs Temperature
Change in Offset vs Supply
Voltage
SUPPLY VOLTAGE (V)
4
S
4
6
6
1291 G01
2
0
5
10
8
CLK = 1MHz
T
A
= 25°C
AMBIENT TEMPERATURE (°C)
–50
S
7
8
9
30
70
1291 G02
6
5
–30 –10
50
90 110
4
3
10
10
130
CLK = 1MHz
V
CC
= 5V
Change in Linearity vs Supply
Voltage
Change in Gain Error vs Supply
Voltage
Change in Offset vs Temperature
Change in Linearity vs
Temperature
AMBIENT TEMPERATURE (°C)
–50
0
M
0.2
0.5
0
50
75
1291 G07
0.1
0.4
0.3
–25
25
100
125
V
CC
= 5V
CLK = 1MHz
AMBIENT TEMPERATURE (°C)
–50
0
M
0.2
0.5
0
50
75
1291 G08
0.1
0.4
0.3
–25
25
100
125
V
CC
= 5V
CLK = 1MHz
Minimum Clock Rate for
0.1 LSB Error
AMBIENT TEMPERATURE (°C)
–50
M
0.15
0.20
0.25
50
1291 G09
0.10
0.05
–25
0
25
75
125
100
V
CC
= 5V
* AS THE CLK FREQUENCY IS DECREASED FROM 1MHz, MINIMUM CLK FREQUENCY (
ERROR
0.1LSB) REPRESENTS THE
FREQUENCY AT WHICH A 0.1LSB SHIFT IN ANY CODE TRANSITION FROM ITS 1MHz VALUE IS FIRST DETECTED.
SUPPLY VOLTAGE (V)
4.0
C
×
C
R
)
0.1
0.3
0.4
6.0
1291 G04
4.5
5.0
5.5
0.2
0.5
0
SUPPLY VOLTAGE (V)
4.0
C
×
C
R
)
0.1
0.3
0.4
6.0
1291 G05
–0.1
–0.3
–0.5
4.5
5.0
5.5
0.2
0.5
0
–0.2
–0.4
SUPPLY VOLTAGE (V)
4.0
C
×
C
R
)
0.1
0.3
0.4
6.0
1291 G03
–0.1
–0.3
–0.5
4.5
5.0
5.5
0.2
0.5
0
–0.2
–0.4
AMBIENT TEMPERATURE (°C)
–50
0
M
0.2
0.5
0
50
75
1291 G06
0.1
0.4
0.3
–25
25
100
125
V
CC
= 5V
CLK = 1MHz
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