參數(shù)資料
型號(hào): MAX1452
廠商: Maxim Integrated Products, Inc.
英文描述: Low-Cost Precision Sensor Signal Conditioner
中文描述: 低成本、高精度傳感器信號(hào)調(diào)理器
文件頁數(shù): 17/24頁
文件大?。?/td> 283K
代理商: MAX1452
M
Low-Cost Precision Sensor
Signal Conditioner
______________________________________________________________________________________
17
Table 3. Configuration Register (CONFIG[15:0])
FIELD
NAME
DESCRIPTION
15:13
OSC[2:0]
Oscillator frequency setting.
Factory preset, do not change.
12
R
EXT
Logic
1
selects external R
ISRC
and R
STC
.
11
CLK1M EN
Logic
1
enables CLK1M output driver.
10
PGA Sign
Logic
1
inverts INM and INP polarity.
9
IRO Sign
Logic
1
for positive input referred offset (IRO). Logic
0
for negative input referred offset (IRO).
8:6
IRO[2:0]
Input referred coarse offset adjustment.
5:2
PGA[3:0]
Programmable gain amplifier setting.
1
ODAC Sign
Logic
1
for positive offset DAC output. Logic
0
for negative offset DAC output.
0
OTCDAC
Sign
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]
INPUT REFERRED OFFSET
CORRECTION AS % OF VDD
I N PU T R EF ER R ED O F F SET CO R R EC T O N
A T VD D = 5 VD C I N mV
1,111
+1.25
+63
1,110
+1.08
+54
1,101
+0.90
+45
1,100
+0.72
+36
1,011
+0.54
+27
1,010
+0.36
+18
1,001
+0.18
+9
1,000
0
0
0,000
0
0
0,001
-0.18
-9
0,010
-0.36
-18
0,011
-0.54
-27
0,100
-0.72
-36
0,101
-0.90
-45
0,110
-1.08
-54
0,111
-1.25
-63
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