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參數(shù)資料
| 型號(hào)： | MAX1450CAP |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 模擬信號(hào)調(diào)理 |
| 英文描述： | Low-Cost, 1%-Accurate Signal Conditioner for Piezoresistive Sensors |
| 中文描述： | SPECIALTY ANALOG CIRCUIT, PDSO20 |
| 封裝： | 5.30 X 0.65 MM, SSOP-20 |
| 文件頁(yè)數(shù)： | 10/12頁(yè) |
| 文件大小： | 98K |
| 代理商： | MAX1450CAP |
M
Low-Cost, 1%-Ac c urate S ignal Conditioner
for Piezoresistive S ensors
10
______________________________________________________________________________________
-20
-10
10
0
20
30
-50
0
50
100
150
UNCOMPENSATED SENSOR ERROR
TEMPERATURE (°C)
E
OFFSET
FSO
-0.8
-0.6
0.4
-0.2
-0.4
0
0.2
0.6
0.8
-50
0
50
100
150
COMPENSATED TRANSDUCER ERROR
TEMPERATURE °(C)
E
OFFSET
FSO
Figure 6. Comparison of an Uncalibrated Sensor and a Temperature-Compensated Transducer
TRANSISTOR COUNT: 1364
SUBSTRATE CONNECTED TO V
SS
Chip Information
Typical Uncompensated Input (Sensor)
Typical Compensated Transducer Output
Offset..........................................................................±80% FSO
FSO ..................................................................................15mV/V
Offset TC ......................................................................-17% FSO
Offset TC Nonlinearity.....................................................1% FSO
FSO TC.........................................................................-35% FSO
FSO TC Nonlinearity........................................................1% FSO
Temperature Range...........................................-40°C to +125°C
V
OUT
...................................................Ratiometric to V
DD
at 5.0V
Offset at +25°C ......................................................0.500V ±5mV
FSO at +25°C .........................................................4.000V ±5mV
Offset Accuracy Over Temp. Range.............±60mV (1.5% FSO)
FSO Accuracy Over Temp. Range ...............±60mV (1.5% FSO)
Table 4. MAX1450 Calibration and Compensation
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