MLX90314_12 Datasheet, PDF (4/28 Pages) Melexis Microelectronic Systems – Programmable Sensor Interface

MLX90314
Programmable Sensor Interface
Table 1. MLX90314 Electrical Specifications (continued)
DC operating parameters: TA = -40 to 140^oC, VDD1 = 6 to 35VDC (unless otherwise specified).
Parameter
Coarse gain
Fixed gain control range
Test Conditions
CSGN = 110*
CSGN = 111*
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
Min Typ
20.4
33.1
0.480
Max
23.0
36.6
0.970
Units
V/V
V/V
V/V
1.05
1.17 V/V
1.71
1.89 V/V
2.77
3.06 V/V
4.48
4.95 V/V
4.5
6.5 V
Minimum output voltage
Output source current
Output sink current
Output resistance
Digital mode output span
Digital mode step size
Capacitive load VMO pin
Current Mode Output Stage
Fixed gain
Output current CMO pin
Current sense resistor
Digital mode current output span
Digital mode current step Size
Signal Path ( General)
Overall gain
Overall non-linearity
Ratiometry Error (4.75V – 5.25V)
3901090314
Rev 008
Gain
CSGN[2:2] = 1
Gain
@ 0V output voltage
Over complete output range
CSGN[2:2] = 0
CSGN[2:2] = 1
VDD = 5V, CSGN[2:2]=0
VDD = 5V, CSGN[2:2]=1
RSENSE = 24 ohm
Current mode
VDD = 5V
VDD = 5V,RSENSE=24Ω
Voltage mode
Current mode = 24Ω
Overall Gain < 250V/V
Overall Gain > 250V/V
Page 4
2.74
3.04 V/V
6.5
11 V
7.24
7.86 V/V
-0.2 V
2.0
mA
20
uA
25 Ohms
6.5
V
11.0
V
6.5
mV
11.0
mV
10
nF
8.4
27
24
23
30
9.3 mA/V
mA
Ohms
mA
uA
98
2100 V/V
284
2625 mA/V
-0.25
0.25 %
-1.75
1.75 %
-4.6
+4.6 %
Apr/12