MAX1452CAE 데이터 시트보기 (PDF) - Maxim Integrated
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MAX1452CAE Datasheet PDF : 25 Pages
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MAX1452
Low-Cost Precision Sensor
Signal Conditioner
Table 3. Configuration Register (CONFIG[15:0])
FIELD
15:13
12
11
10
9
8:6
5:2
1
0
NAME
OSC[2:0]
REXT
CLK1M EN
PGA Sign
IRO Sign
IRO[2:0]
PGA[3:0]
ODAC Sign
OTCDAC Sign
DESCRIPTION
Oscillator frequency setting. Factory preset, do not change.
Logic ‘1’ selects external RISRC and RSTC.
Logic ‘1’ enables CLK1M output driver.
Logic ‘1’ inverts INM and INP polarity.
Logic ‘1’ for positive input-referred offset (IRO). Logic ‘0’ for negative input-referred offset (IRO).
Input-referred coarse offset adjustment.
Programmable gain amplifier setting.
Logic ‘1’ for positive offset DAC output. Logic ‘0’ for negative offset DAC output.
Logic ‘1’ for positive offset TC DAC output. Logic ‘0’ for negative offset TC DAC output.
Table 4. Input Referred Offset (IRO[2:0])
IRO SIGN, IRO[2:0]
1,111
1,110
1,101
1,100
1,011
1,010
1,001
1,000
0,000
0,001
0,010
0,011
0,100
0,101
0,110
0,111
INPUT-REFERRED OFFSET
CORRECTION AS % OF VDD
+1.25
+1.08
+0.90
+0.72
+0.54
+0.36
+0.18
0
0
-0.18
-0.36
-0.54
-0.72
-0.90
-1.08
-1.25
INPUT-REFERRED OFFSET, CORRECTION
AT VDD = 5VDC IN mV
+63
+54
+45
+36
+27
+18
+9
0
0
-9
-18
-27
-36
-45
-54
-63
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