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)： 3/24頁
文件大小： 283K
代理商： MAX1452
M
Low-Cost Precision Sensor
Signal Conditioner
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= +5V, V
SS
= 0, T
A
= +25
°
C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Output Offset TC Ratio
V
OU T
/
Offset TC
0.9
1
1.2
V/V
Step Response and IC
(63% Final Value)
150
μ
s
Maximum Capacitive Load
1
μF
Output Noise
DC to 1kHz (gain = minimum, source
impedance = 5k
V
DDF
filter)
0.5
m V
RMS
BRIDGE DRIVE
Bridge Current
Current Mirror Ratio
V
SPAN
Range (Span Code)
DIGITAL
–
TO
–
ANALOG CONVERTERS
DAC Resolution
I
BDR
AA
R
L
= 1.7k
R
ISOURCE
= internal
T
A
= T
MIN
to T
MAX
0.1
10
4000
0.5
12
2
14
mA
A/A
hex
C000
16
bits
ODAC Bit Weight
V
OUT
/
Code
DAC reference = V
DD
= +5.0V
76
μ
V/bit
OTCDAC Bit Weight
V
OUT
/
Code
DAC reference = V
BDR
= +2.5V
38
μ
V/bit
FSODAC Bit Weight
V
OUT
/
Code
DAC reference = V
DD
= +5.0V
76
μ
V/bit
FSOTCDAC Bit Weight
V
OUT
/
Code
DAC reference = V
BDR
= +2.5V
38
μ
V/bit
COARSE OFFSET DAC
IRODAC Resolution
Including sign
4
bits
IRODAC Bit Weight
V
OUT
/
Code
Input referred, DAC reference =
V
DD
= +5.0V (Note 6)
9
mV/bit
FSOTC BUFFER
Minimum Output Voltage Swing
No load
V
SS
+
0.1
V
Maximum Output Voltage Swing
No load
V
D D
- 1.0
V
Current Drive
INTERNAL RESISTORS
V
FSOTC
= +2.5V
-40
+40
μA
Current-Source Reference
Resistor
R
ISRC
75
k
C ur ent- S our ce Refer ence
Resi stor Tem p er atur e C oeffi ci ent
R
IS RC
1300
p p m/
°
C
FSOTC Resistor
R
FTC
75
k
FSOTC Resistor Tem p er atur e
C oeffi ci ent
R
FTC
1300
p p m/
°
C
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