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LTC1290BCSW 数据表(PDF) 6 Page - Linear Technology

部件名 LTC1290BCSW
功能描述  Single Chip 12-Bit Data Acquisition System
PDF  32 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC1290BCSW 数据表(HTML) 6 Page - Linear Technology

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6
LTC1290
1290fe
CC
HARA TERISTICS
A
TYPICALPERFOR
CE
Change in Offset vs Temperature
Change in Linearity vs Reference
Voltage
REFERENCE VOLTAGE, VREF (V)
0
1.25
1.00
0.75
0.50
0.25
0
4
1290 • TPC04
1
2
3
5
VCC = 5V
Change in Gain vs Reference
Voltage
REFERENCE VOLTAGE, VREF (V)
1
–0.2
–0.1
0
5
1290 • TPC05
–0.3
–0.4
–0.5
2
3
4
VCC = 5V
AMBIENT TEMPERATURE, TA (°C)
–50
0.5
0.4
0.3
0.2
0.1
0
–10
30
50
130
1290 • TPC06
–30
10
70
90 110
ACLK = 4MHz
VCC = 5V
VREF = 5V
Change in Gain Error vs
Temperature
AMBIENT TEMPERATURE, TA (°C)
–50
0.5
0.4
0.3
0.2
0.1
0
–10
30
50
130
1290 • TPC08
–30
10
70
90 110
ACLK = 4MHz
VCC = 5V
VREF = 5V
Change in Linearity Error vs
Temperature
AMBIENT TEMPERATURE, TA (°C)
–50
0
0.1
0.3
0.4
0.5
–10
30
50
130
1290 • TPC07
0.2
–30
10
70
90 110
0.6
ACLK = 4MHz
VCC = 5V
VREF = 5V
Maximum ACLK Frequency vs
Source Resistance
RSOURCE (Ω)
100
0
4
5
1k
10 k
100k
1290 • TPC09
3
2
1
VCC = 5V
VREF = 5V
TA = 25°C
+
–
INPUT
INPUT
VIN
RSOURCE–
* MAXIMUM ACLK FREQUENCY REPRESENTS THE
ACLK FREQUENCY AT WHICH A 0.1LSB SHIFT IN
THE ERROR AT ANY CODE TRANSITION FROM ITS
4MHz VALUE IS FIRST DETECTED.
Supply Current vs Temperature
Supply Current vs Supply Voltage
Unadjusted Offset Voltage vs
Reference Voltage
SUPPLY VOLTAGE, VCC (V)
46
8
10
1290 • TPC01
26
22
18
14
10
6
2
ACLK = 4MHz
TA = 25°C
AMBIENT TEMPERATURE, TA (°C)
–50
30
10
9
8
7
6
5
4
3
LT1290 • TPC02
–10
70
–30
50
10
90 110 130
ACLK = 4MHz
VCC = 5V
REFERENCE VOLTAGE, VREF (V)
1
5
1290 • TPC03
2
3
4
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
VOS = 0.25mV
VOS = 0.125mV
VCC = 5V



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