参数资料
型号: LTC1291CCN8#PBF
厂商: Linear Technology
文件页数: 15/20页
文件大小: 0K
描述: IC DATA ACQ SYSTEM 12BIT 8-DIP
标准包装: 50
类型: 数据采集系统(DAS)
分辨率(位): 12 b
数据接口: 串行,并联
电压电源: 单电源
电源电压: 5V
工作温度: 0°C ~ 70°C
安装类型: 通孔
封装/外壳: 8-DIP(0.300",7.62mm)
供应商设备封装: 8-PDIP
包装: 管件
产品目录页面: 1346 (CN2011-ZH PDF)
4
LTC1291
1291fa
Supply Current vs Supply Voltage
Supply Current vs Temperature
CC
HARA TERISTICS
UW
A
TYPICALPERFOR
CE
Change in Gain vs Temperature
Change in Offset vs Supply
Voltage
SUPPLY VOLTAGE (V)
4
SUPPLY
CURRENT
(mA)
4
6
1291 G01
2
0
5
10
8
CLK = 1MHz
TA = 25°C
AMBIENT TEMPERATURE (
°C)
–50
SUPPLY
CURRENT
(mA)
7
8
9
30
70
1291 G02
6
5
–30 –10
50
90 110
4
3
10
130
CLK = 1MHz
VCC = 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
MAGNITUDE
OF
LINEARITY
CHANGE
(LSB)
0.2
0.5
0
50
75
1291 G07
0.1
0.4
0.3
–25
25
100
125
VCC = 5V
CLK = 1MHz
AMBIENT TEMPERATURE (
°C)
–50
0
MAGNITUDE
OF
GAIN
CHANGE
(LSB)
0.2
0.5
0
50
75
1291 G08
0.1
0.4
0.3
–25
25
100
125
VCC = 5V
CLK = 1MHz
Minimum Clock Rate for
0.1 LSB Error
AMBIENT TEMPERATURE (
°C)
–50
MINIMUM
CLK
FREQUENCY*
(MHz)
0.15
0.20
0.25
50
1291 G09
0.10
0.05
–25
0
25
75
125
100
VCC = 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
CHANGE
IN
LINEARITY
(LSB
=
1/4096
V
CC
(V
REF
))
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
CHANGE
IN
GAIN
ERROR
(LSB
=
1/4096
×
V
CC
(V
REF
))
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
CHANGE
IN
OFFSET
(LSB
=
1/4096
V
CC
(V
REF
))
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
MAGNITUDE
OF
OFFSET
CHANGE
(LSB)
0.2
0.5
0
50
75
1291 G06
0.1
0.4
0.3
–25
25
100
125
VCC = 5V
CLK = 1MHz
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