参数资料
型号: LTC1090ACN
厂商: Linear Technology
文件页数: 27/28页
文件大小: 0K
描述: IC DATA ACQUIS SYS 10BIT 20-DIP
标准包装: 18
类型: 数据采集系统(DAS),ADC
分辨率(位): 10 b
采样率(每秒): 30k
数据接口: 串行
电压电源: 单/双电源
电源电压: ±5V,5V,10V
工作温度: -40°C ~ 85°C
安装类型: 通孔
封装/外壳: 20-DIP(0.300",7.62mm)
供应商设备封装: 20-PDIP
包装: 管件
8
LTC1090
1090fc
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Change in Offset Error
vs Temperature
Change in Linearity Error
vs Temperature
Change in Gain Error
vs Temperature
Maximum Conversion Clock Rate
vs Temperature
Maximum Conversion Clock Rate
vs Reference Voltage
Maximum Conversion Clock Rate
vs Supply Voltage
Maximum Conversion Clock Rate
vs Source Resistance
Maximum Filter Resistor vs Cycle
Time
Sample-and-Hold Acquisition
Time vs Source Resistance
*MAXIMUM ACLK FREQUENCY REPRESENTS THE ACLK FREQUENCY AT WHICH A 0.1LSB
SHIFT IN THE ERROR AT ANY CODE TRANSITION FROM ITS 2MHz VALVE IS FIRST DETECTED.
**MAXIMUM RFILTER REPRESENTS THE FILTER RESISTOR VALVE AT WHICH A 0.1LSB SHIFT
CHANGE IN FULL SCALE ERROR FROM ITS VALUE AT RFILTER = 0 IS FIRST DETECTED.
AMBIENT TEMPERATURE, TA (°C)
–50
MAGNITUDE
OF
OFFSET
CHANGE,
OFFSET
(LSBs)
0.4
0.5
0.6
25
75
LTC1090 TPC10
0.3
0.2
–25
0
50
100
125
0.1
0
VCC = 5V
VREF = 5V
ACLK = 2MHz
AMBIENT TEMPERATURE, TA (°C)
–50
MAGNITUDE
OF
LINEARITY
CHANGE,
LINEARITY
(LSBs)
0.4
0.5
0.6
25
75
LTC1090 TPC11
0.3
0.2
–25
0
50
100
125
0.1
0
VCC = 5V
VREF = 5V
ACLK = 2MHz
AMBIENT TEMPERATURE, TA (°C)
–50
MAGNITUDE
OF
GAIN
CHANGE,
GAIN
(LSBs)
0.4
0.5
0.6
25
75
LTC1090 TPC12
0.3
0.2
–25
0
50
100
125
0.1
0
VCC = 5V
VREF = 5V
ACLK = 2MHz
AMBIENT TEMPERATURE, TA (°C)
–50
MAXIMUM
ACLK
FREQUENCY*
(MHz)
4
5
6
25
75
LTC1090 TPC13
3
2
–25
0
50
100
125
1
0
VCC = 5V
VREF = 5V
REFERENCE VOLTAGE, VREF (V)
0
MAXIMUM
ACLK
FREQUENCY*
(MHz)
3
4
5
4
LTC1090 TPC14
2
1
0
1
2
3
5
VCC = 5V
TA = 25°C
SUPPLY VOLTAGE, VCC (V)
4
7
6
5
4
3
2
1
0
79
LTC1090 TPC15
56
810
MAXIMUM
ACLK
FREQUENCY*
(MHz)
VREF = 4V
TA = 25°C
RSOURCE– ()
10
0
MAXIMUM
ACLK
FREQUENCY*
(MHz)
3
4
5
100
1k
10k
LTC1090 TPC16
2
1
+INPUT
–INPUT
VIN
VCC = 5V
VREF = 5V
TA = 25°C
RSOURCE–
CYCLE TIME, tCYC (s)
100
MAXIMUM
R
FILTER
**
(
)
1k
10k
100k
100
1000
10k
LTC1090 TPC17
10
+
RFILTER
CFILTER ≥ 1F
VIN
_
RSOURCE+ ()
100
0.1
S
&
H
ACQUISITION
TIME
TO
0.1%
(
s)
1
10
1k
10k
LTC1090 TPC18
+
RSOURCE+
VIN
_
VREF = 5V
VCC = 5V
TA = 25°C
0 TO 5V INPUT STEP
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