MLX90314
Programmable Sensor Interface
Table 1. MLX90314 Electrical Specifications (continued)
DC operating parameters: TA = -40 to 140oC, VDD1 = 6 to 35VDC (unless otherwise specified).
Parameter
Test Conditions
Min
Typ
Max
Units
Coarseꢀgainꢀ
CSGNꢀ=ꢀ110*ꢀ
20.4ꢀ
ꢀ
23.0ꢀ
V/Vꢀ
ꢀ
CSGNꢀ=ꢀ111*ꢀ
ꢀ
33.1ꢀ
ꢀ
36.6ꢀ
V/Vꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
Fixedꢀgainꢀcontrolꢀrangeꢀ
0.480ꢀ
ꢀ
0.970ꢀ V/Vꢀ
Digital Mode & Current Mode Coarse Gain Stage
CourseꢀGainꢀ
CSGNꢀ=ꢀ00ꢀꢀ
1.05ꢀ
1.71ꢀ
2.77ꢀ
4.48ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
1.17ꢀ
1.89ꢀ
3.06ꢀ
4.95ꢀ
V/Vꢀ
V/Vꢀ
V/Vꢀ
V/Vꢀ
ꢀ
ꢀ
ꢀ
CSGNꢀ=ꢀ01ꢀ
CSGNꢀ=ꢀ10ꢀ
CSGNꢀ=ꢀ11ꢀ
Voltage Mode Output Stage ( See Voltage Mode)
ꢀ
Outputꢀvoltageꢀspanꢀ
CSGN[2:2]ꢀ=ꢀ0ꢀꢀ
ꢀ
4.5ꢀ
ꢀ
ꢀ
6.5ꢀ
Vꢀ
ꢀ
Gainꢀ
2.74ꢀ
ꢀ
3.04ꢀ
V/Vꢀ
Vꢀ
ꢀ
CSGN[2:2]ꢀ=ꢀ1ꢀ
6.5ꢀ
ꢀ
11ꢀ
ꢀ
Gainꢀ
7.24ꢀ
ꢀ
7.86ꢀ
V/Vꢀ
Vꢀ
Minimumꢀoutputꢀvoltageꢀ
Outputꢀsourceꢀcurrentꢀ
Outputꢀsinkꢀcurrentꢀ
Outputꢀresistanceꢀ
Digitalꢀmodeꢀoutputꢀspanꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢁ0.2ꢀ
ꢀ
2.0ꢀ
ꢀ
ꢀ
mAꢀ
uAꢀ
Ohmsꢀ
Vꢀ
@ꢀ0Vꢀoutputꢀvoltageꢀ
Overꢀcompleteꢀoutputꢀrangeꢀ
CSGN[2:2]ꢀ=ꢀ0ꢀ
CSGN[2:2]ꢀ=ꢀ1ꢀ
VDDꢀ=ꢀ5V,ꢀCSGN[2:2]=0ꢀ
VDDꢀ=ꢀ5V,ꢀCSGN[2:2]=1ꢀ
ꢀ
20ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
25ꢀ
6.5ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
11.0ꢀ
ꢀ
Vꢀ
Digitalꢀmodeꢀstepꢀsizeꢀ
ꢀ
ꢀ
ꢀ
ꢀ
6.5ꢀ
mVꢀ
mVꢀ
nFꢀ
11.0ꢀ
10ꢀ
CapacitiveꢀloadꢀVMOꢀpinꢀ
Current Mode Output Stage
Fixedꢀgainꢀ
RSENSEꢀ=ꢀ24ꢀohmꢀ
Currentꢀmodeꢀ
ꢀ
8.4ꢀ
ꢀ
9.3ꢀ
mA/Vꢀ
mAꢀ
OutputꢀcurrentꢀCMOꢀpinꢀ
Currentꢀsenseꢀresistorꢀ
ꢀ
27ꢀ
24ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
Ohmsꢀ
mAꢀ
Digitalꢀmodeꢀcurrentꢀoutputꢀspanꢀ
VDDꢀ=ꢀ5Vꢀ
23ꢀ
DigitalꢀmodeꢀcurrentꢀstepꢀSizeꢀ
VDDꢀ=ꢀ5V,RSENSE=24ꢂꢀ
ꢀ
30ꢀ
ꢀ
uAꢀ
Signal Path ( General)
Overallꢀgainꢀ
Voltageꢀmodeꢀ
Currentꢀmodeꢀ=ꢀ24ꢂꢀ
ꢀ
98ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
2100ꢀ V/Vꢀ
ꢀ
284ꢀ
ꢁ0.25ꢀ
ꢁ1.75ꢀ
-4.6
2625ꢀ mA/Vꢀ
Overallꢀnonꢁlinearityꢀ
0.25ꢀ
1.75ꢀ
+4.6
%ꢀ
%ꢀ
%ꢀ
RatiometryꢀErrorꢀ(4.75Vꢀ–ꢀ5.25V)ꢀ
OverallꢀGainꢀ<ꢀ250V/Vꢀ
OverallꢀGainꢀ>ꢀ250V/Vꢀ
Page 4
3901090314
Nov/04
Rev 007
MELEXIS [ Melexis Microelectronic Systems ]
