MLX90308(2004) Просмотр технического описания (PDF) - Melexis Microelectronic Systems
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MLX90308 Datasheet PDF : 28 Pages
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MLX90308
Programmable Sensor Interface
Table 1. MLX90308 Electrical Specifications (continued)
DC operating parameters: TA = -40 to 140oC, VDD1 = 6 to 35VDC (unless otherwise specified).
Parameter
Test Conditions
Min Typ Max
Coarse gain
CSGN = 110*
CSGN = 111*
Fixed gain control range
Digital Mode & Current Mode Coarse Gain Stage
Course Gain
CSGN = 00
CSGN = 01
CSGN = 10
CSGN = 11
Voltage Mode Output Stage ( See Voltage Mode)
Output voltage span
CSGN[2:2] = 0
Gain
CSGN[2:2] = 1
Gain
Minimum output voltage
Output source current
Output sink current
@ 0V output voltage
Output resistance
Over complete output range
Digital mode output span
CSGN[2:2] = 0
CSGN[2:2] = 1
Digital mode step size
VDD = 5V, CSGN[2:2]=0
VDD = 5V, CSGN[2:2]=1
Capacitive load VMO pin
Current Mode Output Stage
Fixed gain
RSENSE = 24 ohm
Output current CMO pin
Current mode
Current sense resistor
Digital mode current output span
VDD = 5V
20.4
33.1
0.480
23.0
36.6
0.970
1.05
1.17
1.71
1.89
2.77
3.06
4.48
4.95
4.5
6.5
2.74
3.04
6.5
11
7.24
7.86
-0.2
2.0
20
25
6.5
11.0
6.5
11.0
10
8.4
9.3
27
24
23
Digital mode current step Size
Signal Path ( General)
Overall gain
Overall non-linearity
Ratiometry Error (4.75V – 5.25V)
VDD = 5V,RSENSE=24Ω
Voltage mode
Current mode = 24Ω
Overall Gain < 250V/V
Overall Gain > 250V/V
30
28
600
81
750
-0.25
0.25
-0.5
0.5
-1.3
+1.3
Units
V/V
V/V
V/V
V/V
V/V
V/V
V/V
V
V/V
V
V/V
V
mA
uA
Ohms
V
V
mV
mV
nF
mA/V
mA
Ohms
mA
uA
V/V
mA/V
%
%
%
3901090308
Rev 006
Page 4
Apr/04
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